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Xantrex XFR 2800 User's Manual

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1. Specifications 19in 483 mm n5 B B Stee PIE 3 45 87 63 mm o E O O Imi o T o orti gt EF gg O anas o O EEN CO sls ee ede EE REFERENCIA E A O ja 16 9in 429 mm gt 20 97 5in 533 mm 9 17 475in 444 mm Figure 1 6 Dimensional Drawings Dimensions given are nominal 34 Operating Manual for XFR 2 8kW Series Power Supply Section 2 Installation Introduction This section provides recommendations and procedures for inspecting installing and testing the power supply Basic Setup Procedure Release 2 1 See Table 2 1 for a summary of the basic setup procedure and an overall view of the subsections in Section 2 Use the procedure as a quick reference if you are familiar with the installation requirements for the power supply If you want more information each step in the procedure refers to subsequent sections which contain more details Execute each step in the sequence given Table 2 1 Basic Setup Procedure Step Description Action 1 Inspection Perform an initial physical inspection of the supply
2. Chassis Ground Screw Locknut Stripped Wire Installed in Strain Relief l H E y Ns pace Stai Lock Washer 2 places Connector Terminal Locations Screw 2 places Figure 2 2 AC Input Cover and Strain Relief 42 Operating Manual for XFR 2 8kW Series Power Supply Installation Functional Tests Functional Tests Equipment Required Power on Check Voltage Mode Operation Check Release 2 1 These functional test procedures include power on and front panel function checks as well as voltage and current mode operation checks Refer to front and rear panel diagrams in Front Panel Controls on page 17 and Rear Panel Connectors and Switch on page 18 e Digital voltmeter DVM rated better than 0 5 accuracy e DC shunt I mV A 0 25 with connecting wire The recommended current ratings for the DC shunt and the wire must be at least 10 more than the output current of the power supply 1 Ensure that the AC power switch is in the OFF position 2 Ensure that the output sense lines are connected in the default configuration The local sense lines are connected between terminals 1 and 2 and between terminals 4 and 5 on the J10 sense connector as shown on the rear panel diagram in Figure Turn the voltage and current controls fully counter clockwise 4 Connect the unit to an AC outlet 5 Turn
3. 2 Installation Install the supply bench or rack mount ensuring adequate ventilation 3 Input Power Connect AC input power 4 Test Perform functional tests for voltage mode operation current mode operation and front panel controls 5 Load Connect the load 6 Sensing Connect sensing lines Reference Inspection Cleaning and Packaging on page 36 Location Mounting and Ventilation on page 39 AC Input Power on page 40 Functional Tests on page 43 Load Connection on page 45 Local and Remote Sensing on page 53 See Section 3 Local Operation for instructions about front panel operation OVP OTP shutdown and using multiple supplies You will find remote programming and monitoring described in Section 4 Remote Operation 35 Installation Inspection Cleaning and Packaging Inspection Cleaning and Packaging Initial When you first receive your unit Inspection 1 Inspect the unit for scratches and cracks and for broken switches connectors and displays 2 Ensure that the packing box contains the AC input cover and strain relief kit see Figure 2 2 3 Have the service technician check the printed circuit board and its components if you suspect internal damage If the unit is damaged save all packing materials and notify the carrier immediately See packing instructions on page 38 Periodic No routine servicing of the power supply is required except for p
4. AcCVvACO OU e C 24 TIED oe O AAN OFF gezeg 18345878 T Aa SWI I e Az vaga DA H J10 Ne lia Apt mal Aung IN HSA Figure 2 11 J10 Sense Connector Shown with local sense jumpers connected Table 2 5 Rear Panel J10 Sense Connector Terminals and Functions Terminal Name Function J10 1 Return Sense SNS Remote negative sense connection Default connection to terminal 2 J10 2 Negative Output Return or RTN Connected internally to negative bus bar J10 3 N C No connection J10 4 Positive Output OUT Connected internally to positive bus bar J10 5 Positive Sense SNS Remote positive sense connection Default connection to terminal 4 Operating Manual for XFR 2 8kW Series Power Supply Installation Local and Remote Sensing Using Remote Sensing WARNING There is a potential shock hazard at the sense points when using a power supply with a rated output greater than 40 V Ensure that connections at the load end are shielded to prevent contact with hazardous voltages WARNING Ensure that the chassis grou
5. 0 100 at 190 Vac P A 100 at 264 Vac 50 at 190 Vac P A Za 50 at 264 Vac 50 100 OUTPUT VOLTAGE 4AZMADCOQ dcudco Figure 1 5 Typical Input Current Characteristics Based on 100 V 28 A model 30 Operating Manual for XFR 2 8kW Series Power Supply Additional Features Remote Programming and Monitoring Release 2 1 Switching Frequency Output Hold up Time Maximum Voltage Differential from either output to safety ground Insulation Resistance Isolation Voltage Remote Start Stop and Interlock Remote Analog Programming Full Scale Input Remote Monitoring Remote Programming and Monitoring Accuracy Maximum Remote Sense Line Drop Compensation Optional Isolated Program and Readback V amp l Optional Digital Control Features and Specifications Specifications nominal 31 kHz 62 kHz output ripple Greater than 10 ms with interruption of AC line for nominal AC input and full load 600 Vdc Input to chassis gt 30 MQ with 500 Vdc Output to chassis gt 20 MQ with 1000 Vdc Input to output 1350 Vac 2 5 15 V signal or TTL compatible input selectable logic TTL input impedance 2 k in series with one diode drop Voltage and current programming inputs source must be isolated 0 5 k 0 10 k resistances 0 5 V 0 10 V default voltage sources Input impedance V and 1 approximately 100 k Output voltage and current 0 5 V 0 10 V default Outpu
6. Chassis Ground Screw 3 8 in 9 mm maximum penetration into unit J2 Programming and Monitoring Connector See page 22 for more information 1 Remote Output Voltage Programming Select 2 Remote Output Current Limit Programming Select 3 Control Ground 4 N C 5 Voltage Program Signal Return 6 Output Voltage Program Input 7 Current Program Signal Return 8 Output Current Limit Programming Input 9 Voltage Monitor Signal Return 10 Output Voltage Monitor 11 Current Monitor Signal Return 12 Output Current Monitor 13 N C 14 Shutdown S D Signal Return 15 S D Input Figure 1 2 Power Supply Rear Panel Low voltage 7 5 V to 100 V model shown Release 2 1 19 Features and Specifications Rear Panel Connectors and Switch Rear Panel The SW1 Programming Monitoring and Shutdown Select switch is an 8 position SW1 Switch piano DIP switch located on the power supply s rear panel See Figure The SW1 switch enables you to choose Resistive programming of output voltage or current limit Output voltage and current limit programming scales Output voltage and current monitor scales Remote shutdown circuit logic Over temperature shutdown mode ONMDORWNH Resistive Programming of Output Voltage Resistive Programming of Output Current Selects Output Voltage Programming Source Range Selects Output Current Limit Programming Source Range Selects Output Voltage Monitor Range Selects Output Curren
7. according to the logic you select and the level of the input signal The S D Shutdown LED on the front panel turns on when the Shutdown circuit is activated 63 Local Operation Using the Shutdown Function Table 3 2 Switch Settings for Shutdown Circuit Logic Switch SW1 7 Setting Source Signal Signal Level Supply Output S D LED OFF OPEN 2 15 V HIGH OFF ON Active low default 0 04 V LOW ON OFF ON CLOSED 2 15 V HIGH ON OFF Active high 0 0 4 V LOW OFF ON Notes 1 Ifswitch SW1 7 is ON but there is no signal applied the S D LED turns on and the power supply will not provide an output until the HIGH signal level is applied 2 Any ofthe eight switches on SW1 is OFF OPEN when it has been flipped up to break contact ON CLOSED when flipped down to close contact 64 Operating Manual for XFR 2 8kW Series Power Supply Local Operation Using Multiple Supplies Using Multiple Supplies Configuring Multiple Supplies for Series Operation Release 2 1 WARNING There is a shock hazard at the load when using a power supply with a rated or combined output greater than 40 V To protect personnel against accidental contact with hazardous voltages created by series connection ensure that the load including connections has no live parts which are accessible Also ensure that the insulation rating of the load wiring and circuitry is greater than or equal to the maximum or combined output voltage of the power supply A CAUTIO
8. llle 57 Shipped Configuration Local Control Mode lisse 59 Setting Output Voltage and Current Limit llle 60 Using Over Voltage Protection OVP 0 0 eee eee 61 Front Panel OVP Operation dosa des bud disable see teens 61 Resetting the OVP Circuit 0 0 rss rss eh 62 Using the Shutdown Function 0 0 0 0c eee eae 63 STANDBY SWitCh x53 ic eres ne hee ee pee a ee eee Seal 63 Controlling the Shutdown Function via the J2 Connector 63 Using Multiple Supplies 0 nee 65 Configuring Multiple Supplies for Series Operati0N 65 Configuring Multiple Supplies for Parallel Operati0N 66 Configuring Multiple Supplies for Split Supply Operation 67 Over Temperature Protection OTP ooooooocooooccoccc eh 70 User Diagnostics Serine denn e cts eec n ae eon c ea aa 71 Emergency ShuUtdO0WN oooocccoc eens 71 Unusual or Erratic Operation 2 0 lle 71 Troubleshooting for Operators 0 00 eee 71 Section 4 Introduction 0 cece hr 73 Remote Remote Analog Programming of Output Voltage and Current Limit 74 Operation Remote Programming Options o 0oo ocooccococooco eee 74 Remote Analog Programming Procedure 0 00 cee eee eee eee 74 Remote Monitoring of Output Voltage and Current 0 00 0 essens 78 Readback Signals so 2 0 0 cette tenes 78 Section 5
9. low current applications we do not recommend using this method Radial Power Distribution Method To connect distributed loads we recommend that you use radial power distribution With this method you connect power to each load individually from a single pair of terminals designated as the positive and negative distribution terminals These terminals may be the power supply output terminals the terminals of one of the loads or a distinct set of terminals especially established for distribution use Connect the sense leads to these terminals to compensate for losses and to minimize the effect of one load upon another Figure 2 9 and Figure 2 10 show recommended load and sensing connections for multiple loads Local sense lines shown are default J10 sense connections See Local and Remote Sensing on page 53 for more information about using remote sensing and grounding the sense line shield Figure 2 9 Multiple Loads with Local Sensing Release 2 1 51 Installation Load Connection JISTR jns A R yn gt L U REIKI OOOO Y A FAR m Figure 2 10Multiple Loads with Remote Sensing 52 Operating Manual for XFR 2 8kW Series Power Supply Installation Local and Remote Sensing Local and Remote Sensing Use connections at the rear panel J10 sense connector to configure the power supply for local or remote sensing of output voltage See Figure 2 11 for a drawing of the sense connector Sense Wiring a WARNING Th
10. 3 Available Voltage and Current Ranges 0 ess eee 15 Rear Panel SW1 Switch Assignments 00005 21 Rear Panel J2 Connector Terminals and Functions 23 Specifications for 7 5 V to 40 V Models 00008 26 Specifications for 60 V to 600 V Models 00005 28 Basic Setup Procedure 2 lll IR be RR RE RR ERR 35 Operation AC Input Voltage Range and Frequency 40 AC Wire Specification llle 41 Current Carrying Capacity for Load Wiring 45 Rear Panel J10 Sense Connector Terminals and Functions 54 Shipped Configuration Local Control Mode 59 Switch Settings for Shutdown Circuit LOgiC 64 Switch Settings for Over Temperature Recovery Options 70 User DIagnostilS vice e pct io re eae ne ee ie E E iX EE 72 Remote Programming Options sssosssessserssessss rss rss sena 74 Power Supply Settings for Different Programming Sources 76 Power Supply Settings for Remote Monitoring of Readback Signals 78 xiii List of Tables xiv Operating Manual for XFR 2 8kW Series Power Supply Section 1 Features and Specifications Description This series of power supplies provides low noise precisely regulated variable DC output at 2800 watts of output power Over voltage protection OVP and thermal shutdown are standard Front panel controls and indicators are extensive Select
11. 34 Shipping or Storage Carton Label 0 00 e ae eee 38 AC Input Cover and Strain Relief ooooocoocoooooo 42 Maximum Load Wire Length for 1 V Line Drop 46 Output Strain Relief and Cover 0 0000 cee eee eee 47 Typical Load Connection Hardware 000 e eee eee 48 Output Voltage Connector 6 eee 49 Single Load with Local Sensing Default 50 Single Load with Remote Sensing 0 20000055 50 Multiple Loads with Local Sensing llle 51 Multiple Loads with Remote Sensing llle eres 52 J10 Sense Connector oooccccc ees 54 Connecting Remote Sense Lines 0 00 e eee eee eee 56 Operating Modes coo be Ee ree re esu 58 Series Operation of Multiple Supplies o o ooooooo 66 Parallel Operation of Multiple Supplies 67 Split Supply Operation of Multiple Supplies 68 Split Supply Operation of Multiple Supplies 69 Connecting Programming Sources to J2 Connector 77 Programming and Monitoring Calibration Locations 81 xi List of Figures xii Operating Manual for XFR 2 8kW Series Power Supply List of Tables Release 2 1 Table 1 1 Table 1 2 Table 1 3 Table 1 4 Table 1 5 Table 2 1 Table 2 2 Table 2 3 Table 2 4 Table 2 5 Table 3 1 Table 3 2 Table 3 3 Table 3 4 Table 4 1 Table 4 2 Table 4
12. Current Readback The J2 connector on the rear panel provides access to calibrated readback signals for Signals remote monitoring of the output voltage and current Rear panel switches SW1 5 and SW1 6 allow you to select either a 0 5 Vdc or a 0 10 Vdc range for the output The readback signal represents 0 to 100 of the power supply s output See Table 4 3 for the required J2 connections and switch settings for remote monitoring of readback signals with 0 5 Vdc or 0 10 Vdc outputs Use shielded pair wiring 20 to 24 AWG and ground the shield to J10 sense connector terminal 1 return sense or to the chassis Table 4 3 Power Supply Settings for Remote Monitoring of Readback Signals J2 Connection J2 Connection Readback Signal Switch SW1 Setting Signal Return Output Voltage J2 10 J2 9 SW1 5 OFF OPEN 0 5 Vdc Output Voltage J2 10 J2 9 SW1 5 ON CLOSED 0 10 Vdc Output Current J2 12 J2 11 SW1 6 OFF OPEN 0 5 Vdc Output Current J2 12 J2 11 SW1 6 ON CLOSED 0 10 Vdc Note Check the readback accuracy any time you reset switches SW1 5 and SW1 6 See Section 5 Calibration 78 Operating Manual for XFR 2 8kW Series Power Supply Section 5 Calibration Introduction Calibration Setup Service Environment and Precautions Equipment Required Release 2 1 WARNING Exercise caution when using and calibrating a power supply High energy levels can be stored at the output voltage terminals on a power supply in n
13. Introduction 0 cece eee rr res rr eens 79 Calibration Calibration Setup eck chest ev owe dented ene Verda Penola de deters ies 79 Service Environment and Precautions 0 0000 eee eee eee 79 Equipment Required i si dirt pa de a he ERI ee ee 79 Accessing Calibration Potentiometers 00 eee eee 80 Calibrating for Programming Accuracy 0 00 eee 82 Voltage Programming Circuit Calibration 0 0 0 eee eee 82 Current Limit Programming Circuit Calibration o ooo ooooo 83 Calibrating for Readback Accuracy sss 84 Output Voltage Monitor Circuit Calibration 2 00 eee ee 84 Output Current Monitor Circuit Calibration o oo ooooooooo o o 85 Operating Manual for XFR 2 8kW Series Power Supply List of Figures Release 2 1 Figure 1 1 Figure 1 2 Figure 1 3 Figure 1 4 Figure 1 5 Figure 1 6 Figure 2 1 Figure 2 2 Figure 2 3 Figure 2 4 Figure 2 5 Figure 2 6 Figure 2 7 Figure 2 8 Figure 2 9 Figure 2 10 Figure 2 11 Figure 2 12 Figure 3 1 Figure 3 2 Figure 3 3 Figure 3 4 Figure 3 5 Figure 4 1 Figure 5 1 Power Supply Front Panel 0 00 00 e eee eee 17 Power Supply Rear Panel 0 0 0 0 cee eee eee eee 19 Programming and Monitoring SW1 Switch o 20 Programming and Monitoring J2 Connector 22 Typical Input Current Characteristics ooooooooooo 30 Dimensional Drawings lee
14. Limited Warranty Some states and provinces do not allow limitations or exclusions on implied warranties or on the duration of an implied warranty or on the limitation or exclusion of incidental or consequential damages so the above limitation s or exclusion s may not apply to you This Limited Warranty gives you specific legal rights You may have other rights which may vary from state to state or province to province Operating Manual for XFR 2 8kW Series Power Supply Information WARNING Limitations on Use Information About Your Power Supply Release Release 2 1 WITHOUT LIMITING THE GENERALITY OF THE FOREGOING UNLESS SPECIFICALLY AGREED TO BY IT IN WRITING XANTREX a MAKES NO WARRANTY AS TO THE ACCURACY SUFFICIENCY OR SUITABILITY OF ANY TECHNICAL OR OTHER INFORMATION PROVIDED IN MANUALS OR OTHER DOCUMENTATION PROVIDED BY IT IN CONNECTION WITH THE PRODUCT AND b ASSUMES NO RESPONSIBILITY OR LIABILITY FOR LOSSES DAMAGES COSTS OR EXPENSES WHETHER SPECIAL DIRECT INDIRECT CONSEQUENTIAL OR INCIDENTAL WHICH MIGHT ARISE OUT OF THE USE OF SUCH INFORMATION THE USE OF ANY SUCH INFORMATION WILL BE ENTIRELY AT THE USER S RISK Please refer to your product user manual for limitations on uses of the product Specifically please note that this power supply is not intended for use in connection with life support systems and Xantrex makes no warranty or representation in connection with any use of the product for such p
15. Operating Manual for XFR 2 8kW Series Power Supply Installation Load Connection Load Connection Load Wiring Release 2 1 This section provides recommendations for load wires and how to connect them for both single and multiple load configurations WARNING Ensure that the chassis ground screw does not penetrate more than 3 8 in 9 mm into the rear panel of the unit When connecting load wiring to the power supply consider the following factors insulation rating of the wire current carrying capacity of the wire maximum load wiring length for operation with sense lines e noise and impedance effects of the load lines Insulation Rating Use load wiring with a minimum insulation rating equivalent to the maximum output voltage of the power supply For example select TEW 105 105 C 600 V wiring for use with a 600 V 4 A model power supply Current Carrying Capacity Asa minimum load wiring must have a current capacity greater than the output current rating of the power supply This ensures that the wiring will not be damaged even if the load is shorted Table 2 4 shows the maximum current rating based on 450 A cm for various gauges of wire rated for 105 C operation Operating at the maximum current rating results in an approximately 30 C temperature rise for a wire operating in free air Where load wiring must operate in areas with elevated ambient temperatures or bundled with other wiring use larger gauges or wir
16. WARRANTY PROVIDED BY XANTREX IN CONNECTION WITH YOUR XANTREX PRODUCT AND IS WHERE PERMITTED BY LAW IN LIEU OF ALL OTHER WARRANTIES CONDITIONS GUARANTEES REPRESENTATIONS OBLIGATIONS AND LIABILITIES EXPRESS OR IMPLIED STATUTORY OR OTHERWISE IN CONNECTION WITH THE PRODUCT HOWEVER ARISING WHETHER BY CONTRACT TORT NEGLIGENCE PRINCIPLES OF MANUFACTURER S LIABILITY OPERATION OF LAW CONDUCT STATEMENT OR OTHERWISE INCLUDING WITHOUT RESTRICTION ANY IMPLIED WARRANTY OR CONDITION OF QUALITY MERCHANTABILITY OR FITNESS FORA PARTICULAR PURPOSE ANY IMPLIED WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE TO THE EXTENT REQUIRED UNDER APPLICABLE LAW TO APPLY TO THE PRODUCT SHALL BE LIMITED IN DURATION TO THE PERIOD STIPULATED UNDER THIS LIMITED WARRANTY IN NO EVENT WILL XANTREX BE LIABLE FOR ANY SPECIAL DIRECT INDIRECT INCIDENTAL OR CONSEQUENTIAL DAMAGES LOSSES COSTS OR EXPENSES HOWEVER ARISING WHETHER IN CONTRACT OR TORT INCLUDING WITHOUT RESTRICTION ANY ECONOMIC LOSSES OF ANY KIND ANY LOSS OR DAMAGE TO PROPERTY ANY PERSONAL INJURY ANY DAMAGE OR INJURY ARISING FROM OR AS A RESULT OF MISUSE OR ABUSE OR THE INCORRECT INSTALLATION INTEGRATION OR OPERATION OF THE PRODUCT If this product is a consumer product federal law does not allow an exclusion of implied warranties To the extent you are entitled to implied warranties under federal law to the extent permitted by applicable law they are limited to the duration of this
17. bladed screwdriver to change the switch settings Any of the eight switches on SW1 is OFF when it has been flipped up to break contact ON when flipped down to close contact Release 2 1 21 Features and Specifications Rear Panel Connectors and Switch Rear Panel J2 Connector 22 The J2 Programming and Monitoring connector is a 15 terminal wire clamp connector located on the power supply s rear panel See Figure 1 4 The J2 connector provides access to the following functions Remote programming of output voltage AND OR current limit Remote monitoring of calibrated readback signals for output voltage and output current Remote control of the shutdown function using a 2 5 V to 15 V signal OONDOABRWN Remote Output Voltage Programming Select Remote Output Current Limit Programming Select Control Ground No connection Voltage Program Signal Return Output Voltage Programming Input Current Program Signal Return Output Current Limit Programming Inpt Voltage Monitor Signal Return Output Voltage Monitor us DL Current Monitor Signal Return 8 Ye lt Output Current Monitor L 9 S No connection S sa Shutdown S D Signal Return S D Input Figure 1 4 Programming and Monitoring J2 Connector See Table 1 3 for the list of the J2 connector terminal numbers their references and corresponding functions Operating Manual for XFR 2 8kW Series Power Supply Features and Specifications Rea
18. continue use Operating Manual for XFR 2 8kW Series Power Supply Local Operation User Diagnostics User Diagnostics Emergency Shutdown Unusual or Erratic Operation Troubleshooting for Operators Release 2 1 If your power supply is not performing as described in this operating manual run through the procedures and checks in this section before calling your service technician These procedures are confined to operator level functions only and do not require cover off servicing In an emergency carry out both of these steps 1 Shut the power supply OFF immediately 2 Disconnect the power supply from the load If the power supply displays any unusual or erratic operation follow these steps 1 Shut the power supply OFF immediately 2 Disconnect the power supply from the load 3 Test the power supply with no load running the tests in Functional Tests 4 If the tests show that the power supply is functioning normally check all load programming and monitoring connections and circuits 5 Check the AC input for correct voltage and frequency If the problem is not solved after following this procedure or if the unit fails to operate correctly upon retesting call your service technician Turn to the next page for more information about troubleshooting for operators Use the checks in Table 3 4 to ensure that the power supply is configured and connected for normal operation Abbreviated References Used in T
19. from several remote control choices standard analog programming optional isolated programming or readback and optional GPIB programming or RS 232 control Remote monitoring of output voltage and current is a standard feature Use this power supply either on your bench or in a standard 19 in 483 mm rack the unit occupies only 3 5 in 2 U of vertical rack space Designed for continuous use in standalone or systems applications this power supply is typically used to power DC equipment control magnets or burn in components See Table 1 1 for the list of available models Table 1 1 Available Voltage and Current Ranges Model Voltage Range Current Range 75 300 O75V 030A 12 220 0 12 V 0 220 A 20 130 0 20 V 0 130 A 33 85 0 33 V 0 85 A 40 70 0 40 V 0 70A 60 46 0 60 V 0 46 A 100 28 0 100 V 0 28 A 150 18 0 150 V 0 18A 300 9 0 300 V 0 9A 600 4 0 600 V 0 4A Features and Options e Simultaneous digital display of both voltage and current e Ten turn front panel voltage and current controls for high resolution setting of the output voltage and current from zero to the rated output e Automatic mode crossover into current or voltage mode Release 2 1 15 Features and Specifications Features and Options 16 Front panel push button control of output standby mode and preview of voltage current or over voltage protection setpoints Front panel light emitting diode LED indicators for voltage and current mode operation
20. rogramming interface installed OVP Adjust Potentiometer OVP SET programming See page 61 for more information OVP Setting Preview Switch OVP CHECK See page 61 for more information Over Temperature Shutdown LED OTP AC Fail LED ACF Voltage Mode LED AC Power Switch Output Voltage Control Knob For units with digital programming interface installed Output Current Control Knob Remote Programming LEDs Current Mode LED Figure 1 1 Power Supply Front Panel Release 2 1 17 Features and Specifications Rear Panel Connectors and Switch Rear Panel Connectors and Switch Use the rear panel SW1 Programming Monitoring and Shutdown Select switch and the rear panel J2 Programming and Monitoring connector to choose among several remote programming and monitoring options See Figure for switches and connectors available at the rear panel See Rear Panel SW1 Switch on page 20 and Rear Panel J2 Connector on page 22 for a list of switches and connector functions and procedures for using them 18 Operating Manual for XFR 2 8kW Series Power Supply Features and Specifications Rear Panel Connectors and Switch Blank Subplate Replaced if digital programming interface installed SW1 Switch See page 20 for more information 1 Resistive Programming of Output Voltage 2 Resistive Programmi
21. the front panel AC power switch to ON After a short power on delay the front panel digital meters light up and the green voltage mode LED turns on Both voltmeter and ammeter displays read zero 1 Ensure the voltage and current controls on the front panel are turned fully counter clockwise 2 Connect a DVM to the output terminals on the rear panel observing correct polarity 3 Turn the current control a 1 2 turn clockwise Slowly turn the voltage control clockwise and observe both the front panel voltmeter and the DVM 4 Compare the DVM reading with the front panel voltmeter reading to verify the accuracy of the internal voltmeter Both readings should be the same The minimum control range is from zero to the maximum rated output for the power supply model The voltage mode LED turns on 5 Turn the front panel AC power switch to OFF 43 Installation Functional Tests Current Mode Operation Check Front Panel Function Checks 44 10 N 8 Ensure the front panel AC power switch is set to OFF Turn the voltage and current controls on the front panel fully counter clockwise Connect the DC shunt across the output terminals on the rear panel Connect the DVM across the DC shunt Turn the AC power switch to ON Turn the voltage control or 2 turns clockwise Turn the current control slowly clockwise Compare the DVM reading with the front panel ammeter reading using I V R where I is the current V is t
22. wire clamp 24 Operating Manual for XFR 2 8kW Series Power Supply Specifications Electrical Specifications Release 2 1 Features and Specifications Specifications These specifications are warranted over a temperature range of 0 C to 50 C Nominal ambient temperature assumed is 25 C Nominal line voltage is 208 Vac 60 Hz See Table 1 4 and Table 1 5 for maximum values for model dependent specifications Specifications are subject to change without notice 25 Features and Specifications Specifications Table 1 4 Specifications for 7 5 V to 40 V Models Models Output Ratings Output Voltage 1 Output Current Output Power Line Regulation 3 Voltage 0 01 of Vmax 2 mV Current 0 01 of Imax 2 mA Load Regulation 4 Voltage 0 02 of Vmax 5 mV Current 0 02 of Imax 5 mA Meter Accuracy Voltage 1 of Vmax 1 count Current 1 of Imax 1 count Output Noise 0 20 MHz Voltage p p Output Ripple rms Voltage Current Drift 30 minutes 6 Voltage 0 07 of Vmax Current 0 7 of Imax For Resistive Programming Voltage 0 6 of Vmax Current 0 6 of Imax Drift 8 hours Voltage 0 05 of Vmax Current 0 05 of Imax For Resistive Programming Voltage 0 3 of Vmax Current 0 3 of Imax Temperature Coefficient E Voltage 0 02 of Vmax C Current 0 03 of Imax C For Resistive Programming Voltage 0 06 of Vmax C Current 0 06 of Imax C OV
23. Mode Region laser I I I I i Iser Output Current Limit Setting I I I I Output 0 lser Current Figure 3 1 Operating Modes Constant Voltage Mode Operation The power supply will operate in constant voltage mode whenever the load current IL is less than the current limit setting Isgr or I Iggy Note I Vopr Ry In constant voltage mode the power supply maintains the output voltage at the selected value V gg while the load current I varies with the load requirements Constant Current Mode Operation The power supply will operate in constant current mode whenever the load resistance is low enough that the load current IL is equal to the current limit setting Isgr Note V IsprR In constant current mode the power supply maintains the output current at the selected value Iggy while the load voltage varies with the load requirements Automatic Mode Crossover This feature allows the power supply to automatically switch operating modes in response to changing load requirements If for instance the power supply was operating in Constant Voltage Mode IL lt Isgr and the load changed so that the load current I became equal to the current limit setting Isgr the power supply would automatically switch into Constant Current Mode and the output voltage would vary in response to changes in load current If the additional load was subsequently removed so that the load current was again less than the current
24. N Do not connect power supplies from different manufacturers in parallel or in series A CAUTION The remote programming inputs are internally referenced to the supply s negative output Do not connect remote programming ground lines J2 terminals 3 5 and 7 to the supply s positive output You can operate power supplies of the SAME MODEL with outputs in series or in parallel to obtain increased load voltage or increased current Split supply operation gives you two positive outputs or a positive and a negative output Note If your application requires the use of isolated programming inputs contact the manufacturer about the optional ISOL Interface CAUTION Do not use remote sensing during series operation CAUTION The maximum allowable sum of the output voltages is 600 Vdc Use series operation to obtain a single higher voltage output using two or more supplies Connect the negative output terminal of one supply to the positive output terminal of the next supply See Figure 3 2 The total voltage available is the 65 Local Operation Using Multiple Supplies sum of the maximum voltages of each supply add voltmeter readings to a maximum of 600 V The maximum allowable current for a series string of power supplies is the output current of a single supply in the string V S EN OLER AN L XR SOR AX S P SEK SSOCOOOOODODOO CRER of nya Os Figure 3 2 Series Operation of Multiple Supplies Configur
25. OVP remote programming mode and shutdown Front panel control of OVP Multiple units can be connected in parallel or in series to provide increased current or voltage Over temperature protection OTP shutdown latches or automatically resets Remote analog voltage and current limit programming with selectable programming ranges External monitor signals for output voltage and current Isolated analog remote programming control of the output voltage or current and isolated readback of output voltage and current with the optional ISOL Interface Optional internal GPIB or RS 232 control for remote digital programming and readback from a computer Rack mount brackets at the front panel are standard Operating Manual for XFR 2 8kW Series Power Supply Features and Specifications Front Panel Controls Front Panel Controls See Figure 1 1 to review the controls LEDs and meters located on the power supply s front panel Check the following sections for additional descriptions of front panel controls and functions e Mechanical Specifications on page 33 e Functional Tests on page 43 e Section 3 Local Operation Shutdown LED S D Standby Switch STANDBY See page 63 for more information OVP Shutdown LED OVP Local Voltage amp Current Limit Setting Remote Programming LED REM Preview Switch V I CHECK See page 43 for more information Returnito Local rogra mming LOCAL for units with digital
26. P Adjustment Range 5 to 110 of Vmax Efficiency 9 26 7 5 300 0 7 5 V 0 300 A 2250W 2 75 mV 32 mA 6 5 mV 65 mA 0 09 V 4A 100 mV 10 mV 1600 mA 3 75 mV 2100 mA 45 mV 1800 mA 3 75 mV 150 mA 22 5 mV 900 mA 1 5 mV 90 mA 4 5 mV 180 mA 0 375 8 25 V 0 80 12 220 20 130 33 85 40 70 0 12V 0 20 V 0 33 V 0 40 V 0 220 A 0 130 A 0 85 A 0 70 A 2640 W 2600 W 2805 W 2800 W 3 2 mV 4 mV 5 3 mV 6 mV 24 mA 15 mA 10 5 mA 9 mA 7 4 mV 9 mV 11 6 mV 13 mV 49 mA 31 mA 22 mA 19 mA 0 13 V 0 3 V 0 43 V 0 5 V 2 3A 1 4A 0 95 A 0 8A 100 mV 100 mV 100 mV 150 mV 10 mV 10 mV 15 mV 15 mV 1200 mA 400 mA 300 mA 200 mA 6 mV 10 mV 16 5 mV 20 mV 1540 mA 910 mA 595 mA 490 mA 72 mV 120 mV 198 mV 240 mV 1320 mA 780mA 510 mA 420 mA 6 mV 10 mV 16 5 mV 20 mV 110 mA 65 mA 42 5 mA 35 mA 36 mV 60 mV 99 mV 120 mV 660 mA 390 mA 255 mA 210 mA 2 4 mV 4 mV 6 6 mV 8 mV 66 mA 39 mA 25 5 mA 21 mA 7 2 mV 12 mV 19 8 mV 24 mV 132 mA 78 mA 51 mA 42 mA 0 6 13 2V 1 22 V 1 65 36 3 V 2 44 V 0 82 0 85 0 85 0 87 Operating Manual for XFR 2 8kW Series Power Supply Features and Specifications Specifications Na Minimum output voltage is lt 0 15 of rated voltage at zero output setting Minimum output current is lt 0 5 of rated current at zero output setting when measured at minimum 10 of full power load For input voltage variation over the AC input voltage range with constant rated load For 0 100 load vari
27. Smart choice for power a nt rex XFR 7 5 300 XFR 12 220 XFR 20 130 XFR 33 85 curd XFR 40 70 mo XFR 60 46 XFR 100 28 XFR 150 18 XFR 300 9 XFR 600 4 Operating Manual L XFR 2800 Watt Series Programmable DC Power Supply www xantrex com xantrex Operating Manual for XFR 2800 Watt Series Programmable DC Power Supply Limited What does this warranty cover and how long does it last Warranty This Limited Warranty is provided by Xantrex Technology Inc Xantrex and covers defects in workmanship and materials in your XFR 2800 Watt Series DC Power Supply This warranty lasts for a Warranty Period of 5 years from the date of purchase at point of sale to you the original end user customer What will Xantrex do Xantrex will at its option repair or replace the defective product free of charge provided that you notify Xantrex of the product defect within the Warranty Period and provided that Xantrex through inspection establishes the existence of such a defect and that it is covered by this Limited Warranty Xantrex will at its option use new and or reconditioned parts in performing warranty repair and building replacement products Xantrex reserves the right to use parts or products of original or improved design in the repair or replacement If Xantrex repairs or replaces a product its warranty continues for the remaining portion of the original Warranty Period or 90 days
28. VP SET potentiometer until the desired set point is reached Release the OVP CHECK switch 6 Press the STANDBY switch to its OUT position The S D LED turns off 7 To check that the power supply shuts off at the desired set point slowly increase the output voltage while monitoring the front panel voltmeter The OVP LED on the front panel turns on when the OVP circuit activates Release 2 1 61 Local Operation Using Over Voltage Protection OVP Resetting the To reset the OVP circuit after it activates 62 OVP Circuit 1 Reduce the power supply s output voltage setting to below the OVP set point 2 Press the STANDBY switch IN The red S D LED on the front panel turns on The OVP LED turns off 3 Press the STANDBY switch again to return power to the load and resume normal operation OR 1 Reduce the power supply s output voltage setting to below the OVP set point 2 Turn the power supply OFF using the AC power switch wait until the front panel displays go out then turn the power supply back ON again Operating Manual for XFR 2 8kW Series Power Supply Local Operation Using the Shutdown Function Using the Shutdown Function STANDBY Switch Controlling the Shutdown Function via the J2 Connector Release 2 1 Use the Shutdown function to disable or enable the supply s output so that you can make adjustments to either the load or the power supply without shutting off the power supply Activate this fu
29. able ACF AC fail OTP over temperature protection OVP over voltage protection REM remote mode S D shutdown 71 Local Operation User Diagnostics Table 3 4 User Diagnostics Symptom No output and the display is blank Check Is input voltage within specified range Power switch ON Internal circuit Further Checks and Corrections Connect to appropriate voltage source See page 40 Turn on power See your service technician No output but the display turns on OVP LED turned on Front panel S D LED turned on OTP LED turned on Current limit set to zero Voltage control set to zero REM LED turned on Is front panel ACF LED turned on Internal circuit See page 61 See page 63 See page 70 See page 57 See page 57 If using remote analog control check your analog programming source Section 4 If not refer to your digital interface manual Connect unit to AC supply in specified range See page 40 See your service technician Output not adjustable Is unit in current limit mode Red Current Mode LED turned on Is unit in remote mode Green REM LED turned on Is unit at maximum voltage or current limit Turn current knob clockwise to increase current limit Reduce load if current is at maximum See page 57 If using remote analog control check your analog programming source Section 4 If not refer to your digital interface manual Reduce load for l
30. anel power switch in the OFF position live line voltages are exposed when the cover is removed Repairs must be made by experienced service technicians only CAUTION When power switch is turned on output voltage or current previously set will be applied to loads The AC input connector is a 3 terminal wire clamp located on the power supply s rear panel See Figure 2 2 AC Input Cover and Strain Relief See Table 2 2 for the input voltage ranges and frequency required to operate the power supply Table 2 2 Operation AC Input Voltage Range and Frequency AC Voltage Range Frequency 190 264 Vac 16 47 63 Hz 24 3 A maximum at 208 Vac 22 4 A maximum at 230 Vac AC Fail LED The AC Fail ACF LED turns on when the input voltage is outside of the range specified for the power supply The LED turns off when the input voltage is within the range WARNING The AC input cord is the disconnect device for the power supply The plug must be readily identifiable by and accessible to the operator The input cord must be no longer than 9 84 feet 3 m Operating Manual for XFR 2 8kW Series Power Supply Cord AC Input Wire Connection Release 2 1 Installation AC Input Power The AC input cord we recommend is specified in Table 2 3 AC Wire Specification Add a non locking plug suitable for use in the country in which you are operating If you require a special cord call us Table 2 3 AC Wire Specification Wire Size Ratings Cable O
31. ation with constant nominal line voltage Current mode noise is measured from 10 to 100 of rated output voltage full current Maximum drift over 30 minutes with constant line load and temperature after power on Maximum drift over 8 hours with constant line load and temperature after 30 minute warm up Change in output per C change in ambient temperature with constant line and load Typical efficiency at nominal input voltage and full output power oco 149090 co Release 2 1 27 Features and Specifications Specifications Table 1 5 Specifications for 60 V to 600 V Models Models 60 46 100 28 150 18 300 9 600 4 Output Ratings Output Voltage 0 60 V 0 100 V 0 150 V 0 300 V 0 600 V Output Current 2 0 46 A 0 28 A 0 18 A 0 9 A 0 4 A Output Power 2760 W 2800 W 2700 W 2700 W 2400 W Line Regulation 3 Voltage 0 01 of Vmax 2 mV 8 mV 12 mV 1 7mV 32 mV 62 mV Current 0 01 of Imax 2 mA 6 6 mA 4 8 mA 3 8 mA 2 9 mA 2 4 mA Load Regulation 4 Voltage 0 02 of Vmax 5 mV 17 mV 27 mV 35 mV 65 mV 125 mV Current 0 02 of Imax 5 mA 14 2 mA 10 6 mA 8 6 mA 6 8 mA 5 8 mA Meter Accuracy Voltage 1 of Vmax 1 count 0 7V 1 1 V 1 6V 4V 7V Current 1 of Imax 1 count 0 56 A 0 38 A 0 19 A 0 1A 0 05A Output Noise 0 20 MHz Voltage p p 150 mV 175 mV 200 mV 400 mV 500 mV Output Ripple rms Voltage 15 mV 25 mV 25 mV 40 mV 100 mV Current 100 mA 80 mA 40 mA 20 mA 10 mA Drift 30 minutes Voltage 0 05 of Vmax 30
32. ches SW1 5 SW1 6 SW1 7 and SW1 8 are not required for remote programming They can remain at the settings you have selected for your application 2 Resetting switches SW1 3 or SW1 4 the programming scale selection switches may require that you recalibrate the programming circuit to maintain programming accuracy See Section 5 Calibration 3 Any of the eight switches on SW1 is OFF OPEN when it has been flipped up to break contact ON CLOSED when flipped down to close contact 4 The control circuits have been designed to allow you to set output voltage and current up to 5 over the model rated maximum values The power supply will operate within these extended ranges but we cannot guarantee full performance to specification 75 Remote Operation Remote Analog Programming of Output Voltage and Current Limit Table 4 2 Power Supply Settings for Different Programming Sources Output Voltage Programming Source 0 5 Vdc 0 10 Vdc 0 5 k Resistor 0 10 k Resistor None Front Panel Control 76 Output Current Limit Programming Source 0 5 Vdc SW1 set 3 and 4 open J2 jumper 1 to 3 and 2 to 3 SW1 Set 4 open J2 jumper 1 to 3 and 2 to 3 SW1 set 1 closed 3 and 4 open J2 jumper 1 to 3 and 2 to 3 SW1 set 1 closed 4 open J2 jumper 1 to 3 and 2 to 3 SW1 Set 4 open J2 jumper 2 to 3 0 10 Vdc SW1 Set 3 open J2 jumper 1 to 3 and 2 to 3 SW1 default set
33. cifications Section 2 Installation Release 2 1 About This Manual um eek o ek bee Ron Rd RU vii List of FIQUIES o Ive Per PMR Re PER dete EXE TANE E IXE LIES xi Listof Tables Vio ciar arras as xiii Description aa elle ad ve du Eu E Res c x cott ed 15 Features and OptionSs 00 00 cece eae 15 Front Pariel Controls ss Lv ELI A A la Se ete DE 17 Rear Panel Connectors and Switch 0 0 0 0 ce eects 18 Rear Panel SW1 Switch 2 0 0 ee eee eee 20 Rear Panel J2 Connector ees 22 opecificatioris ce eee EXE eR Rat UR te 25 Electrical Specifications llle 25 Additional Specifications lssell A 30 Input Conditions soreeeseeereeer rer rer reser n 30 Additional Features ita renade n shee e it 31 Remote Programming and Monitoring 00 ee 31 Environmental Specifications 0 0 0 0 eee eee 32 Mechanical Specifications lille 33 Introduction rese UN EUER EE He DX tse ma eum 35 Basic Setup Procedure ccoo ii eL LRL ERREUR EUER E ERE 35 Inspection Cleaning and Packaging slsle eee 36 Initial InSpectioniz ener ELO remet da RIEF Her trn 36 Periodic Cleaning rpSenmncexreerienU iemrh ERE Ep ERE 36 Returning Power Supplies to the Manufacturer liliis 37 Return Material Authorization Policy llle 37 Packaging for Shipping or Storage 0 ee eee 38 Location Mounting and Ventilation llle 39 Rack Mounting nkILlezxuke
34. e and Constant Current Mode operation and see page 61 to page 70 for more about power supply functions such as over voltage protection shutdown function over temperature protection and using multiple supplies e See User Diagnostics on page 71 for troubleshooting information for the operator e Turn to Section 4 Remote Operation for descriptions of remote programming options and remote monitoring of the power supply Standard Operation This power supply has two basic operating modes Constant Voltage Mode and Constant Current Mode and two control modes Local Control Mode default setting and Remote Programming Mode Both operating modes are available regardless of which control mode is used Operating Whether controlled by local or remote programming the power supply has two basic Modes and operating modes Constant Voltage Mode and Constant Current Mode The mode in Automatic which the power supply operates at any given time depends on the combination of Crossover output voltage setting Vs e output current limit setting I resistance of the attached load R See Figure 3 1 for a graphical representation of the relationships between these variables Release 2 1 57 Local Operation Standard Operation 58 Output Voltage Constant Voltage R gt Vser Mode Region Iser Crossover Point R Vser 4 leer Where Vsgrp RH Load Resistance Constant Current Ry lt Yser Vser Output Voltage Setting
35. e breakdown voltage rating for the transorb or varistor must be approximately 10 higher than the rated supply output Connecting Figure 2 7 and Figure 2 8 show recommended load and sensing connections for Single Loads single loads Local sense lines shown are default connections at the rear panel J10 sense connector as identified on Figure 1 2 on page 19 You do not need remote sensing for basic operation of your supply However if you wish to correct any small drops in your load lines then use the remote sensing feature See Local and Remote Sensing on page 53 for more information A US ARGEST GAUC A P Ei Vv J TP AS OREA NEGATIV AD b Figure 2 7 Single Load with Local Sensing Default MEO R p Re YERKES AAN A 218 Figure 2 8 Single Load with Remote Sensing 50 Operating Manual for XFR 2 8kW Series Power Supply Installation Load Connection Connecting Proper connection of distributed loads is an important aspect of power supply use Multiple Two common methods of connection are the parallel power distribution method and Loads the radial power distribution method Parallel Power Distribution This distribution method involves connecting leads from the power supply to one load from that load to the next load and so on for each load in the system This method results in the voltage at each load depending on the current drawn by the other loads and allows DC ground loops to develop Except for
36. e top part ofthe output cover Do not remove the chassis mounted part of the cover Loosen wire clamp screws part of strain relief Do not disassemble the strain relief Insert load wire in strain relief Install connectors to load wiring Fasten connectors to bus bars with 5 16 in x 5 8 in M8 x 16 mm screws 5 16 in M8 flat washers lock washers and hex nuts as shown in Figure 2 5 Tighten the strain relief clamp Replace the top cover Note Bus bar hole sizes are one of 0 343 in 8 7 mm D two of 0 197 in 5 0 mm D Screw 2 places Wire connector 2 places Hex Nut 2 places Lock Washer 2 places Flat Washer 2 places ES Assembled View Figure 2 5 Typical Load Connection Hardware For 7 5 V to 100 V models 48 Operating Manual for XFR 2 8kW Series Power Supply Release 2 1 Installation Load Connection 150 V to 600 V Models WARNING To protect personnel against accidental contact with hazardous voltages ensure that the load including connections has no live parts which are accessible Also ensure that the insulation rating of the load wiring and circuitry is greater than or equal to the maximum output voltage of the power supply The 150 V to 600 V models have a 4 terminal wire clamp output connector See Figure 2 6 for a labelled drawing of the wire clamp connector To prepare and connect the load wiring 1 2 Strip 0 4 i
37. er clockwise then turn on the power supply Set the power supply s output current to 1 of the model rated output See Note Adjust the output current monitor offset R394 until the monitor DVM indicates 1 of the readback scale 50 mVdc for 0 5 V readback or 100 mVdc for 0 10 Vdc readback Set the power supply output current to the model rated output Adjust the output current monitor range R383 until the monitor DVM indicates 100 of the readback scale 5 Vdc for 0 5 V readback or 10 Vdc for 0 10 Vdc readback Repeat this procedure until the monitor signal is adjusted to power supply specifications see Section 1 or to the accuracy that your application requires Note Calculate the required DVM reading using V IR where V is the DVM reading I is the current and R is the DC shunt resistance 85 Calibration Calibrating for Readback Accuracy 86 Operating Manual for XFR 2 8kW Series Power Supply Xantrex Technology Inc 8999 Nelson Way Burnaby British Columbia Canada V5A 4B5 604 422 8595 Tel 604 421 3056 Fax 800 667 8422 Toll Free North America prg info xantrex com www xantrex com TM F20P C1XN PRINTED IN CANADA
38. ere is a potential shock hazard at the sense connector when using a power supply with a rated output greater than 40 V Select wiring with a minimum insulation rating equivalent to the maximum output voltage of the power supply for use as local sense jumpers or for remote sense wires For example select TEW 105 105 C 600 V wiring for use with a model 600 V 4 A power supply Ensure that connections at the load end are shielded to prevent contact with hazardous voltages For lowest noise performance use shielded pair wiring of 16 to 24 AWG for remote sense lines Strip wires 0 26 in 6 5 mm and insert securely as with any wire clamp connector Local Weship the power supply with the rear panel J10 sense connector jumpered for local Sensing sensing of the output voltage See Table 2 5 for the list of connector functions and a description of local sense connections With local sensing the output voltage is regulated at the output terminals or bus bars This method does not compensate for voltage losses in the load lines so it is recommended only for low current applications or applications for which precise load regulation is not essential Note When using local sense connections use the largest practical load wire size to minimize the effects of line impedance on the regulation of the supply Release 2 1 53 Installation Local and Remote Sensing 54 C3
39. eriodic cleaning Cleaning Whenever a unit is removed from operation clean metal surfaces with naphtha or an equivalent solvent and the front panel with a weak solution of soap and water Use low pressure compressed air to blow dust from in and around components on the printed circuit boards 36 Operating Manual for XFR 2 8kW Series Power Supply Installation Returning Power Supplies to the Manufacturer Returning Power Supplies to the Manufacturer Return Material Authorization Policy Release 2 1 Before returning a product directly to Xantrex you must obtain a Return Material Authorization RMA number and the correct factory Ship To address Products must also be shipped prepaid Product shipments will be refused and returned at your expense if they are unauthorized returned without an RMA number clearly marked on the outside of the shipping box if they are shipped collect or if they are shipped to the wrong location When you contact Xantrex to obtain service please have your operating manual ready for reference and be prepared to supply e The serial number of your product e Information about the installation and use of the unit e Information about the failure and or reason for the return e A copy of your dated proof of purchase When you ship 1 Package the unit safely following the procedures on page 38 preferably using the original box and packing materials Please ensure that your product is shipped fully in
40. ettings 59 Local Operation Standard Operation Setting Output Voltage and Current Limit 60 Install the power supply and connect the load as described in Section 2 Installation Ensure that the power supply is set up for local control as described in Shipped Configuration Local Control Mode on page 59 Then set the output voltage and current limit at the front panel with the following procedure 1 2 3 Turn both the voltage and current controls fully counter clockwise Turn the AC power ON Press the STANDBY switch to its IN position to disable the power supply output The red Shutdown S D LED turns on Press and hold the V I CHECK button to display the voltage and current control settings on the voltmeter and ammeter displays Adjust the voltage control to the desired voltage the compliance voltage for applications using current mode operation Adjust the current control to the desired current limit setting Release the V I CHECK button Press the STANDBY switch to its OUT position to apply power to the load The S D LED turns off Note The control circuits have been designed to allow you to set output voltage and current up to 5 over the model rated maximum values The power supply will operate within these extended ranges but we cannot guarantee full performance to specification Operating Manual for XFR 2 8kW Series Power Supply Local Operation Using Over Voltage Protection OVP Using Ove
41. ffset and range of the voltage and current programming circuits to within 1 for the default 0 10 Vdc programming signals You may need to recalibrate when you use 0 5 Vdc programming or when you switch back to 0 10 Vdc programming after previously calibrating for 0 5 Vdc programming See Calibration Setup on page 79 for instructions to remove the cover and any option card Follow all procedure steps in the sequence given m Qv Mn c G2 n Ensure that the power supply is turned OFF Disconnect any load Connect the program source between J2 connector terminals 6 output voltage program input and 5 voltage program signal return Connect the DVM across the power supply output Turn the power supply ON Apply 1 of program voltage Adjust the voltage program offset potentiometer R472 until the DVM reads 1 of the model rated output voltage Apply 100 of program voltage Adjust the voltage program range potentiometer R462 until the DVM reads the model rated output voltage Repeat this procedure until output levels are adjusted to power supply specifications see Section 1 or to the accuracy that your application requires Operating Manual for XFR 2 8kW Series Power Supply Current Limit Programming Circuit Calibration Release 2 1 Qv Ui v coa a Calibration Calibrating for Programming Accuracy Ensure that the power supply is turned OFF Disconnect any load Connect the program source between J2 connec
42. from the date of the return shipment to the customer whichever is greater All replaced products and all parts removed from repaired products become the property of Xantrex Xantrex covers both parts and labor necessary to repair the product and return shipment to the customer via a Xantrex selected non expedited surface freight within the contiguous United States and Canada Alaska and Hawaii are excluded Contact Xantrex Customer Service for details on freight policy for return shipments outside of the contiguous United States and Canada How do you get service If your product requires troubleshooting or warranty service contact your merchant If you are unable to contact your merchant or the merchant is unable to provide service contact Xantrex directly at Phone 604 422 8595 Toll Free North America 1 800 667 8422 Fax 604 421 3056 Email info xantrex com Operating Manual for XFR 2 8kW Series Power Supply Direct returns may be performed according to the Xantrex Return Material Authorization Policy described in your product manual For some products Xantrex maintains a network of regional Authorized Service Centers Call Xantrex or check our website to see if your product can be repaired at one of these facilities In any warranty claim dated proof of purchase must accompany the product and the product must not have been disassembled or modified without prior written authorization by Xantrex Proof of purchase may be in an
43. he DVM reading and R is the DC shunt resistance The minimum control range is from zero to the maximum rated output for the power supply model The current mode LED turns on Turn the AC power switch to OFF Disconnect the DVM and the shunt Turn the front panel AC switch to ON Set voltage and current controls fully clockwise Push the STANDBY switch to its IN position and check that the voltmeter reading falls to zero and the red S D Shutdown LED turns on Push the STANDBY switch once again to reset it to its OUT position The S D LED turns off and the voltmeter reading returns to its previous value Press the STANDBY switch to its IN position Press the OVP CHECK switch and check that the voltmeter displays approximately the model rated output voltage plus 10 Turn the OVP SET potentiometer counter clockwise and check that the voltmeter reading decreases Continued turning up to 20 turns will see the reading decrease to approximately 5 of the model rated voltage output Turn the OVP SET potentiometer clockwise until the voltmeter once again displays approximately the model rated output voltage plus 10 Press the STANDBY switch to its OUT position Press the V I CHECK switch and check that the voltmeter and ammeter display the power supply output ratings Turn the front panel AC power switch to OFF Note You can use the front panel LOCAL button only when a digital programming interface has been installed in your power supply
44. ing Use parallel operation to obtain a higher current through a single output using two or Multiple more supplies Set all of the OVP setpoints to maximum See Using Over Voltage Supplies for Protection OVP on page 61 Set all of the outputs to the same voltage before Parallel connecting the positive output terminals and negative output terminals in Operation parallel See Figure 3 3 The total current available is the sum of the maximum currents of each supply When operating multiple supplies in parallel the operating mode of each supply depends on the load current being drawn For example with two 40 V 70 A power supplies operating in parallel with a 100 A load one supply operates in constant current mode supplying 70 A and the other supply operates in voltage mode supplying the remaining 30 A The level of current sharing between units depends on how accurately the output voltages are matched Note If you do not fix the OVP setpoints at maximum the OVP circuit may trip on one unit reducing the current available to the load 66 Operating Manual for XFR 2 8kW Series Power Supply Local Operation Using Multiple Supplies Sensing for Parallel Operation Use default local sensing to enhance power sharing between units as the impedance of the load lines will tend to correct for current imbalance If you use remote sensing at the load for better voltage regulation one supply always operates in current limit mode and supplies m
45. ing rated for higher temperatures Table 2 4 Current Carrying Capacity for Load Wiring awe Maximum Current A awe Maximum Current A 20 2 5 6 61 18 4 4 97 16 6 2 155 14 10 1 192 12 16 1 0 247 10 21 2 0 303 8 36 45 Installation Load Connection Making Load Connections 46 Load Wiring Length for Operation with Sense Lines For applications using remote sensing you must limit the voltage drop across each load wire Figure 2 3 shows some maximum allowable wire lengths for a given load current and wire size We recommend that you use the larger load wiring to ensure a smaller voltage drop 1 V typical maximum although units will compensate for up to 5 V drop in each line See also Local and Remote Sensing on page 53 WIRE GAUGE AWG 16 12 8 4 1 2 0 TN 10 6 2 T WIRE LENGTH FEET LOAD CURRENT AMPS Figure 2 3 Maximum Load Wire Length for 1 V Line Drop Noise and Impedance Effects To minimize noise pickup or radiation use shielded pair wiring of the shortest possible length for load wires Connect the shield to the chassis via a rear panel mounting screw Where shielding is impossible or impractical simply twisting the wires together will offer some noise immunity When using local sense connections use the largest practical wire size to minimize the effects of load line impedance on the regulation of the supply CAUTION When making connections to the bus bars ensure that each terminal s mounti
46. l current Maximum drift over 30 minutes with constant line load and temperature after power on Maximum drift over 8 hours with constant line load and temperature after 30 minute warm up Change in output per C change in ambient temperature with constant line and load Typical efficiency at nominal input voltage and full output power N c0 149090 co Release 2 1 29 Features and Specifications Specifications Additional Specifications Rise Time No Load Full Load 7 5 V to 60 V models 100 ms Fall Time No Load Fall Time Full Load Voltage Mode Transient Response 100 V to 600 V models 170 ms 4s 7 5 V to 60 V models 100 ms 100 V to 600 V models 170 ms 3ms Time Delay from power on until 7 s maximum output stable 1 Measured with stepped 0 10 V analog programming source and a resistive load Time for the output voltage to recover within 0 596 of its rated value after a step change in load current of 10 to 90 of rated output with an output setpoint between 50 100 of rated value Load slew rate 6 A ms Input Conditions Rated AC Input Voltage Maximum AC Input Power Operational AC Input Voltage Input Frequency Range Power Factor 200 208 220 230 240 Vac nominal 5000 VA 22 4 A maximum at 230 Vac Auto range select function 47 63 Hz 0 65 typical 190 264 Vac 14 24 3 A maximum at 208 Vac l 30 N P 25 U T 20 C U 15 R R E 10 N T 5 A
47. limit setting the supply would automatically return to Constant Voltage Mode Operating Manual for XFR 2 8kW Series Power Supply Shipped Configuration Local Control Release 2 1 Mode Local Operation Standard Operation The factory ships units already configured for local control front panel operation See Table 3 1 for a summary of this configuration See Figure 1 1 and Figure for front and rear panel diagrams Table 3 1 Shipped Configuration Local Control Mode Local Control Configuration output voltage and current limit settings Note Use the LOCAL button only when you have a digital programming interface installed The supply s sense point is at the rear panel J10 sense connector terminals The OVP set point is adjusted at the front panel to approximately 110 of rated output voltage The over temperature shutdown function automatically resets when activated as determined by the position of rear panel switch SW1 8 A latch off setting is also available Additional References Use the front panel controls to adjust the See Section 3 for front panel operation See Section 4 for remote analog programming procedure s See Local and Remote Sensing on page 53 for how to change from local to remote sensing See Using Over Voltage Protection OVP on page 61 for the adjustment procedure See Over Temperature Protection OTP on page 70 for more information about switch SW1 8 s
48. mV 50m V 75 mV 150 mV 300 mV Current 0 7 of Imax 322 mA 196m A 126 mA 63 mA 28 mA For Resistive Programming Voltage 0 6 of Vmax 360 mV 600 mV 900 mV 1800 mV 3600 mV Current 0 6 of Imax 276 mA 168 mA 108 mA 54 mA 24 mA Drift 8 hours Voltage 0 05 of Vmax 30 mV 50 mV 75 mV 150 mV 300 mV Current 0 05 of Imax 23 mA 14 mA 9 mA 4 5 mA 2 mA For Resistive Programming Voltage 0 3 of Vmax 180 mV 300 mV 450 mV 900 mV 1800 mV Current 0 3 of Imax 138 mA 84 mA 54 mA 27 mA 12 mA Temperature Coefficient 8 Voltage 0 02 of Vmax C 12 mV 20 mV 30 mV 60 mV 120 mV Current 0 03 of Imax C 13 8 mA 8 4 mA 5 4 mA 2 7 mA 1 2 mA For Resistive Programming Voltage 0 06 of Vmax C 36 mV 60 mV 90 mV 180 mV 360 mV Current 0 06 of Imax C 28 mA 16 8 mA 10 8 mA 5 4 mA 2 4 mA OVP Adjustment Range 5 to 110 of Vmax 3 66 V 5 110 V 7 5 165 V 15 330 V 30 660 V Efficiency 0 90 0 90 0 90 0 91 0 91 28 Operating Manual for XFR 2 8kW Series Power Supply Features and Specifications Specifications 1 Minimum output voltage is lt 0 15 of rated voltage at zero output setting Minimum output current is lt 0 5 of rated current at zero output setting when measured at minimum 10 of full power load For input voltage variation over the AC input voltage range with constant rated load For 0 100 load variation with constant nominal line voltage Current mode noise is measured from 10 to 100 of rated output voltage ful
49. n 10 mm at the ends of the wires Remove the top part of the output cover Do not remove the chassis mounted part of the cover Loosen wire clamp screws part of strain relief Do not disassemble the strain relief Insert load wire in strain relief To connect the wiring loosen each terminal screw insert a stripped wire into the terminal and tighten the screw securely Tighten the strain relief clamp Replace the top cover Negative Output Return DO OO I Ae lo HAN Ad gt Positive Output S Figure 2 6 Output Voltage Connector For 150 V to 600 V models 49 Installation Load Connection Inductive To prevent damage to the power supply from inductive kickback connect a diode Loads across the output The diode must be rated at greater than or equal to the supply s output voltage and have a current surge rating greater than or equal to the supply s output rating Connect the cathode to the positive output and the anode to the negative output return Where positive load transients such as back EMF from a motor may occur connect a transorb or a varistor across the output to protect the power supply Th
50. n F34 1 5 A 250 V 5 x 20 mm time delay T location F33 20 A 250 Vac 5 x 20 mm fast high interrupt F location F36 30 A 300 Vac 10 3 x 41 3 mm medium time lag T locations F2 F3 7 5 V to 100 V models nickel plated copper bus bars with removable bus bar shield bus bar holes 0 343 in 8 7 mm diameter D 1 0 197 in 5 0 mm D 2 150 V to 600 V models 4 terminal right angle PC mount wire clamp connector with removable strain relief cover 5 terminal wire clamp connector 2 piece 15 terminal wire clamp connector 2 piece One chassis ground screw located on rear panel for bonding connections or for wire shield grounding Maximum penetration into unit is 0 375 in 9 mm Fan cooled Air exhausts to rear Over temperature shutdown automatic restart or latch off switch selectable Rack mount brackets Mount at front panel Approximately 33Ib 15 kg CE marked units are approved to IEC 1010 1 safety standard and EN50081 2 and EN500082 2 EMC standards and are CSA certified to C22 2 No 1010 1 CE marked units are also approved to U S requirements of NRTL C and are UL listed to UL3111 1 1st edition up to 40 C Additional standards met FCC part 15 class A EMI standard 1 Fuses are located on the A4 PCB printed circuit board The fuses are NOT operator replaceable 33 Features and Specifications
51. nction from the front panel at any time by using the STANDBY switch You can also activate it via remote control through the rear panel J2 Programming and Monitoring connector using a 2 5 V to 15 V signal or a transistor transistor logic TTL compatible signal The input lines for the Shutdown circuit are optically isolated The STANDBY switch is a press ON press OFF switch located on the power supply s front panel See the front panel diagram in Front Panel Controls on page 17 Push the switch to its IN position to activate the Shutdown circuit The output voltage and current fall to zero and the red S D Shutdown LED turns on Push the switch once more to reset it to its OUT position and resume normal power supply operation The shutdown circuit accepts a 2 5 V to 15 V signal to disable or enable the power supply output Make connections for signals at connector J2 located on the unit s rear panel Set rear panel switch SW1 7 to select signal logic See Front Panel Controls on page 17 for more information about making J2 connector and SW1 switch changes To activate the shutdown function 1 Turn OFF the power supply 2 Connect the signal source to J2 connector terminal 15 Shutdown Input positive and terminal 14 Shutdown Return Set switch SW1 7 to select the desired circuit logic as set out in Table 3 2 4 Turn on the power supply The power supply will operate as described in the Supply Output column in Table 3 2
52. nd screw does not penetrate more than 3 8 in 9 mm into the rear panel of the unit A CAUTION Ground the sense line shield in one place only Locations include the power supply s return output connection at the load the power supply s return output at its negative output terminal or the power supply s chassis A CAUTION Do not use remote sensing with multiple supplies connected in series Use remote sensing during voltage mode operation to shift the power supply s regulation point from its default position at the rear panel output terminals to the load or distribution terminals by using a separate pair of wires to allow the control circuitry to monitor the load voltage This allows the power supply to compensate for voltage losses in the load lines which will otherwise degrade the regulation of the supply Line drop is subtracted from the voltage available at the power supply s output To connect remote sense lines 1 Turn OFF the power supply 2 Remove the local sense jumpers connecting J10 mating connector terminal 5 positive sense to terminal 4 positive output and terminal return sense to terminal 2 power supply return 3 Connect the positive remote sense lead to J10 mating connector terminal 5 positive sense and the negative lead to terminal return sense Ensure that the mating connector is plugged securely into the rear panel sense connector Connect the other ends of the sense wires to the corresponding sense
53. nereeidemAeY bere yu dese e IR ERR e CY 39 Ventilation tei inesi ario icu ede reu ou eR 6 Deka Aneto ep dE d 39 AC Input POWO xen eL eqn fae ee XV E euer ia 40 AC Input Connector and Voltage Selection ooooocooooooooo 40 AG InputiCord 2o o Salen alan Eee Tau th Rer ee te 40 AC Input Wire Connection ills I I 41 Functional Tests r aene eens r ae ee UG ie rd Ub eder E eei 43 Equipment Required sige sven e ERR REIR RE ERR 43 Power oniChieck diui erue a RV kee Sede teks ERR 43 Voltage Mode Operation Check 0 0000 cece eee 43 Current Mode Operation Check oooooccoococcco eee 44 Front Panel Function Checks 0 0 0 44 Load Connection eL lcge re e heed Bee 45 Load WIRING sso dd oe es aes ad see aed e aue eten Seat dad bee 45 Making Load Connections sasaaa 00 cece rss ess ess 46 Inductive Loads 2c eke Soe eat eee el ee ELE ES 50 Connecting Single Loads ooocccccccccccccoo 50 Connecting Multiple Loads lise 51 Local and Remote Sensing sruss g l e ERR REA RS 53 SENSE Wiring oiu ae ee eed EIE SPUR REIS e ure p SEE 53 Local Sensing 20 423 eA ILIA Rx E te RACER I E IET UII EE 53 Using Remote Sensing 0 5 5 2 eee eb re ee ee m eae br 55 Section s introduction see eue ERR UR ERE Gb E tal Re er etri 57 Local Standard Operation asser eire DOT Phe reses ess rss ess ss sees ss sa 57 Operation Operating Modes and Automatic Crossover
54. ng hardware and wiring assembly are placed to avoid touching the other terminal and shorting the power supply output Heavy connecting cables must have some form of strain relief to avoid loosening the connections or bending the bus bars Make load connections at the rear of the power supply at the positive and negative output bus bars or to the 4 terminal wire clamp connector depending on the model Operating Manual for XFR 2 8kW Series Power Supply Installation Load Connection Output Cover The power supply comes with a bus bar cover and strain relief See Figure 2 4 This cover is also installed on models fitted with the high voltage output connector To detach the 2 part cover 1 Undo 6 32 x 5 16 in Phillips pan head screws 6 x 0 288 in lock washers and 6 x 5 16 in flat washers 3 places from the top cover Pull up on the top cover to remove it Undo 6 32 x 1 4 in Keps nuts and 6 x 5 16 in flat washers from the chassis mounted PEM studs 3 places to remove the chassis cover Screw Lock Washer and Flat Washer 3 places Keps Nut and Flat Washer 3 places Wire Clamp and Screw I Y Figure 2 4 Output Strain Relief and Cover Release 2 1 47 Installation Load Connection 7 5 V to 100 V Models The 7 5 V to 100 V models are equipped with output bus bars To make a typical load connection to a 7 5 V 300 A power supply 1 2 Strip the ends of the wires Remove th
55. ng and readback of the power supply s output voltage and current limit with 0 5V analog signals at a different potential relative to the power supply s output Contact the manufacturer to order Remote Digital Programming You can operate the power supply from a computer if you have had the GPIB or RS 232 Interface card installed as an option Refer to the separate interface manual for all setup and operation instructions for remote digital programming 73 Remote Operation Remote Analog Programming of Output Voltage and Current Limit Remote Analog Programming of Output Voltage and Current Limit Remote analog programming allows control of the power supply s output voltage and or current limit to shift from local operation at the front panel voltage and current controls to external analog sources As you vary the external programming source the power supply s output varies proportionally over its output range Using remote analog programming requires that you reset switch SW1 and make connections to the J2 connector on the power supply s rear panel See Rear Panel Connectors and Switch on page 18 Remote See Table 4 1 for a summary of the options available to you for programming output Programming voltage and current limit using an analog source Options Table 4 1 Remote Programming Options Control of Programming Scales Output Voltage and or 0 5 V and 0 10 V voltage sources Current Limit 0 5 k and 0 10 k resistance
56. ng of Output Current Limit 3 Output Voltage Programming Source Range 4 Output Current Limit Programming Source Range 5 Output Voltage Monitor Range 6 Output Current Monitor Range 7 Remote Shutdown Logic 8 Over Temperature Reset Mode AC Input Connector See page 40 DC Output for more information See inset and page 45 for more information Fan Exhaust Vents Do not block Foy I I cuco nu O QD O ol O 500 V o les d My EE ER E tris FE 2B BEES REESE MADE IN CANADA ZO O EAN J10 Sense Connector See page 53 for more information 1 Return Sense 2 Negative Output Return 3 No connection N C 4 Positive Output 5 Positive Sense ACWVACO NU e e Diti Wosesero PEN Output Voltage Connector For high voltage 150 V to 600 V models
57. nitor range CLOSED for 0 10 V Connect a DVM across the power supply output to read the output voltage Connect a second DVM between the rear panel J2 connector terminals 10 output voltage monitor and 9 voltage monitor signal return Turn the power supply ON Set the power supply output voltage to 1 of the model rated output Adjust the output voltage monitor offset R397 until the monitor DVM reads 1 of the readback scale 50 mVdc for 0 5 V readback or 100 mVdc for 0 10 Vdc readback Set the power supply output voltage to the model rated maximum Adjust the output voltage monitor range R387 until the monitor DVM reads 10096 of the readback scale 5 Vdc for 0 5 V readback or 10 Vdc for 0 10 Vdc readback Repeat this procedure until the monitor signal is adjusted to power supply specifications see Section 1 or to the accuracy that your application requires Operating Manual for XFR 2 8kW Series Power Supply Output Current Monitor Circuit Calibration Release 2 1 Calibration Calibrating for Readback Accuracy Ensure that the power supply is turned OFF Disconnect any load Set SW1 switch 6 OPEN to select 0 5 V output current monitor range CLOSED for 0 10 V Connect the shunt and DVM across the power supply output to read the output current Connect a second DVM between the rear panel J2 connector terminals 12 output current monitor and 11 current monitor signal return Turn the current control fully count
58. oltage and Constant Current operating modes and the control of input and output power as well as the observance of safe techniques while making supply or pin connections and any changes in switch settings Section 1 Features and Specifications Describes the power supply and lists its features and specifications Section 2 Installation Goes through basic setup procedures Describes inspection cleaning shipping and storage procedures Includes AC input connection basic functions testing and load and sense lines connections Section 3 Local Operation Provides procedures for local front panel operation Includes procedures for using over voltage protection shutdown function multiple supplies and over temperature protection Section 4 Remote Operation Covers remote analog programming operation and remote monitoring of output voltage and current Section 5 Calibration Includes calibration for programming and readback accuracy Manual Revisions Release 2 1 The current release of this manual is listed below Updates may be issued as an addendum Release 2 1 2002 06 vii About This Manual Power Supply Safety Markings Alternating Current Off Supply Arv E Earth Ground Terminal Caution Hot Surface Caution Check manual for additional information gt BO Protective Conductor Terminal On Supply viii Operating Manual for XFR 2 8kW Series Power Supply Contents Section 1 Features and Spe
59. onnections CAUTION Do not attempt to bias program monitor signal return J2 terminals 5 7 9 and 11 relative to the supply output because control ground J2 3 and the program monitor signal returns are at the same potential as the power supply return in a standard unit Use the Isolated Programming ISOL Interface option to allow control from a programming source at a different potential relative to the supply s output A CAUTION To maintain the isolation of the power supply output and prevent ground loops use an isolated ungrounded programming source when operating the power supply via remote analog control at the J2 connector Make connections to the J2 connector using its screw type wire clamps Before making any connections turn the power supply OFF and wait until the front panel displays have gone out You can unplug the connector from the back of the unit in order to make it easier to install the required wiring Wiring WARNING There is a potential shock hazard when using a power supply with a rated output greater than 40 V Use wiring with a minimum insulation rating equivalent to the maximum output voltage of the power supply For example select TEW 105 105 C 600 V wiring for use with a 600 V 4 A model power supply For most connectors and jumpers use any suitable wire such as 16 to 24 AWG stranded wire For lowest noise performance use shielded pair wiring Strip wires 0 26 in 6 5 mm insert and tighten the
60. ormal operation In addition potentially lethal voltages exist in the power circuit and on the output and sense connectors of a power supply with a rated output greater than 40 V Filter capacitors store potentially dangerous energy for some time after power is removed Adjustments to programming and readback accuracy for the power supply are made using cover off procedures which must be performed by a service technician Follow established antistatic procedures Work at a bench with adequate room and support for the unit under test and for all equipment required To reduce shock hazard use only an insulated straight blade screwdriver when calibrating trim potentiometers NEVER calibrate these units alone Ensure that someone is present who can help should an accident occur You will need the following equipment when calibrating your power supply 5 1 2 digit true RMS voltmeters DVMs 0 05 accuracy with test leads Current shunt I mV A 40 25 and connecting wire The recommended current ratings for the DC shunt and connecting wire must be at least 10 greater than the power supply s output current rating Please see Table 2 4 Current Carrying Capacity for Load Wiring on page 45 Non conducting straight bladed screwdriver 79 Calibration Calibration Setup Accessing Calibration Potentiometers 80 hy WARNING Disconnect AC power from the unit before removing the cover Even when the front panel power
61. ost of the power a C MINNS Y ND S S S y DSSIB SN gt EN p A s a OM SLS B Figure 3 3 Parallel Operation of Multiple Supplies Local sense lines shown are default J10 connections Configuring Split supply operation uses two power supplies to obtain two positive voltages with Multiple a common ground or to obtain a positive negative supply Supplies for Split Supply Operation Release 2 1 67 Local Operation Using Multiple Supplies Two Positive Voltages To obtain two positive voltages connect the negative output terminals of both supplies together in a common connection The positive output terminals will provide the required voltages with respect to the common connection See Figure 3 4 Figure 3 4 Split Supply Operation of Multiple Supplies Two Positive Voltages Local sense lines shown are default J10 connections Positive negative Supply CAUTION To prevent possible damage to the supply do not connect the remote program return line of the negative supply to the common connection To obtain a positive negative supply connect the negative output terminal of one supply to the positive output terminal of the second supply The positive output terminal of the first supply then provides a positive voltage relative to the common connection while the negative output terminal of the second supply provides a negative voltage You can set the current limits independently The maximum current available in split suppl
62. ower voltage or current requirement Output voltage fluctuating or regulation poor Is unit at current limit Is input voltage within specified range Are sense lines connected Is unit under remote analog control Internal circuit Increase current limit setting or reduce load See page 57 Connect to appropriate AC voltage source See page 40 See page 45 and page 53 Ensure that program source is stable See your service technician Output oscillating 72 Internal circuit See your service technician Operating Manual for XFR 2 8kW Series Power Supply Section 4 Remote Operation Introduction Release 2 1 The rear panel switches and connector on the power supply allow you to program the supply with an analog device or to output readback signals This section covers the following topics e See Remote Analog Programming of Output Voltage and Current Limit on page 74 for information about remote analog programming of output voltage and current limit with 0 5 V and 0 10 V voltage sources and 0 5 k and 0 10 k resistances e See Remote Monitoring of Output Voltage and Current on page 78 for the connector and switch settings when using calibrated readback signals for output voltage and output current with selectable 0 5 V or 0 10 V scales Isolated Programming The four channel Isolated ISOL Programming Interface is an internal card which is ordered as an option It allows remote programmi
63. points at the load Release 2 1 55 Installation Local and Remote Sensing 4 To prevent ground loops ground the sense line shield at one point only to the power supply s return output connection at the load to the power supply s return output at its negative output terminal or to the power supply s chassis 5 Turn the power supply ON Notes 1 If you operate the power supply with remote sense lines connected to the load and with either of the positive or negative load lines not connected the power supply shutdown circuit will activate causing the output voltage and current to fall to zero 2 Ifyou operate the power supply without remote sense lines or local sense jumpers in place the supply will continue to work but supply regulation will be degraded and or erratic or the OVP circuit may activate Figure 2 12 shows a sample setup for using remote sensing LR de Y po EAS S J S X EIEII III IIKI IX prd EN Figure 2 12 Connecting Remote Sense Lines s 56 Operating Manual for XFR 2 8kW Series Power Supply Section 3 Local Operation Introduction Once you have installed the power supply and have connected both the AC input power and the load as covered in Section 2 Installation the power supply is ready to operate in local control mode that is operation at the unit s front panel e See Standard Operation on page 57 for a brief explanation of Constant Voltag
64. r Panel Connectors and Switch Table 1 3 Rear Panel J2 Connector Terminals and Functions Connector J2 1 J2 2 J2 3 J2 4 J2 5 J2 6 J2 7 J2 8 J2 9 J2 10 J2 11 J2 12 J2 13 J2 14 J2 15 Release 2 1 Reference VRMT IRMT CNTL GND N C VPGM VPGM IPGM IPGM VMON VMON IMON IMON N C S D S D Name Remote Output Voltage Programming Select Remote Output Current Limit Programming Select Control Ground No connection Voltage Program Signal Return Output Voltage Programming Input Current Program Signal Return Output Current Limit Programming Input Voltage Monitor Signal Return Output Voltage Monitor Current Monitor Signal Return Output Current Monitor No connection Shutdown Signal Return S D Input Function Selects remote output voltage programming when jumpered to pin 3 Selects remote output current limit programming when jumpered to pin 3 Control ground None Return for voltage program signal Input for voltage programming signals from an analog device Return for current program signal Input for current limit programming signals from an analog device Return for voltage monitor signal Output for output voltage monitor signal Return for current monitor signal Output for output current monitor signal None Return for shutdown signal Input for shutdown signal 23 Features and Specifications Rear Panel Connectors and Switch Making J2 C
65. r Voltage Protection OVP The OVP circuit protects the load in the event of a remote programming error an incorrect voltage control adjustment or a power supply failure The protection circuit monitors the output voltage at the output of the power supply and will shut down the main power converter whenever a preset voltage limit is exceeded Set the preset voltage limit also called the set point or trip level using the screwdriver adjustable front panel OVP potentiometer or via one of the optional GPIB or RS 232 programming interfaces Notes 1 The default preset limit is approximately 110 of the rated output voltage 2 When using OVP with remote sensing lines connected compensate for the voltage line drop across the output return line by measuring or calculating the line drop then adding this value to the desired OVP setpoint Front Panel In local control mode check the OVP set point at any time by pressing the OVP OVP CHECK switch The OVP set point is the value displayed on the digital voltmeter Operation f To set the trip level from the front panel 1 Disconnect any loads Turn the power supply ON 2 Adjust the power supply output voltage to any voltage lower than the desired trip level 3 Press the front panel STANDBY output shutdown switch to its IN position The red S D LED turns on 4 Press the OVP CHECK switch to see the OVP set point on the voltmeter display Holding down the OVP CHECK switch turn the O
66. rack 2 Provide adequate support for the rear of the unit without obstructing the ventilation inlets on the sides of the unit Use a support bar at the rear of the unit Follow the manufacturer s instructions to install the support bar To install the power supply with rack mount slides use a commercially available slide kit Follow the manufacturer s instructions to install the slides Add a 1 8 in 3 0 mm spacer between the chassis and the slides Whether you place the power supply in a rack or on a bench allow cooling air to reach the ventilation inlets on the sides of the unit and allow 4 in 10 cm of unrestricted air space at the rear of the unit for the fan exhaust Any ventilation space at the top and bottom of the supply will further lower internal operating temperatures Check page 32 for the operating ambient temperature range and the operating altitude specification 39 Installation AC Input Power AC Input Power 40 AC Input Connector and Voltage Selection AC Input WARNING There is a potential shock hazard if the power supply chassis and cover are not connected to an electrical ground via the safety ground in the AC input connector Ensure that the power supply is connected to a grounded AC outlet with the recommended AC input connector configured for the available line voltage as described in this section hy WARNING Disconnect AC power from the unit before removing the cover Even with the front p
67. s 1 These scales may be used in any combination Remote Analog Programming Procedure CAUTION To maintain the isolation of the power supply output and prevent ground loops use an isolated ungrounded programming source when operating the power supply via remote analog control at the J2 connector CAUTION The remote programming inputs are internally referenced to the supply s negative output Do not connect control ground J2 terminals 3 5 or 7 to the supply s positive output 1 Turn the power supply OFF 2 Using Table 4 2 set switches SW1 1 SW1 2 SW1 3 and SW1 4 according to the selected programming sources See the Notes at the end of this procedure for more information about switch settings 3 Install any J2 connector jumpers as indicated in Table 4 2 74 Operating Manual for XFR 2 8kW Series Power Supply Release 2 1 Remote Operation Remote Analog Programming of Output Voltage and Current Limit Connect the programming source s to the mating J2 connector as shown in Figure 4 1 observing the correct polarity for voltage sources Ensure that the mating connector is plugged securely into the rear panel connector 5 Set the programming sources to the desired levels and turn the power supply ON The REM LED turns on 6 Adjust the external programming source to change the power supply s output Notes 1 Switches SW1 to SW4 can be set to their defaults all open unless otherwise specified in Table 4 2 Swit
68. sured in the original packaging or equivalent This warranty will not apply where the product is damaged due to improper packaging 2 Include the following The RMA number supplied by Xantrex Technology Inc clearly marked on the outside of the box Areturn address where the unit can be shipped Post office boxes are not acceptable Acontact telephone number where you can be reached during work hours A brief description of the problem Ship the unit prepaid to the address provided by your Xantrex customer service representative If you are returning a product from outside of the USA or Canada In addition to the above you MUST include return freight funds and are fully responsible for all documents duties tariffs and deposits If you are returning a product to a Xantrex Authorized Service Center ASC A Xantrex return material authorization RMA number is not required However you must contact the ASC prior to returning the product or presenting the unit to verify any return procedures that may apply to that particular facility 37 Installation Returning Power Supplies to the Manufacturer Packaging for Follow these instructions to prepare the unit for shipping or storage Shipping or Storage When returning the unit or sending it to the service center attach a tag to the unit stating its model number available from the front panel label and its serial number available from the rear panel label Give the da
69. switch is in the OFF position live line voltages are exposed when the cover is removed Repairs and adjustments must be made by experienced service technicians only hy WARNING Use a non conducting straight blade screwdriver to adjust the trim pots CAUTION Follow established antistatic procedures There are static sensitive parts on the printed circuit boards You will need to remove the power supply s cover to access the programming and readback calibration potentiometers which are located on the A2 PCB See Figure 5 1 to locate the potentiometers Operating Manual for XFR 2 8kW Series Power Supply Release 2 1 Calibration Calibration Setup Removing Option Card If there is a GPIB or RS 232 option card PCB installed inside the power supply you will have to remove it to access the calibration potentiometers Tool Required Phillips 2 screwdriver 1 Turn OFF the power supply Disconnect AC Power Remove the cover 2 Remove 4 screws from their standoffs inside the power supply to release the option card Remove 2 screws at the rear panel to release the option card s sub plate 4 Unplug the ribbon cable connectors from the option card Lift out card Figure 5 1 Programming and Monitoring Calibration Locations Top view 81 Calibration Calibrating for Programming Accuracy Calibrating for Programming Accuracy Voltage Programming 82 Circuit Calibration The factory calibrates the o
70. t Monitor Range Selects Remote Shutdown Logic Selects Over Temperature Shutdown Reset Mode Figure 1 3 Programming and Monitoring SW1 Switch Switch is shown in factory default configuration Table 1 2 shows the functions assigned to each SW1 switch 20 Operating Manual for XFR 2 8kW Series Power Supply Features and Specifications Rear Panel Connectors and Switch Table 1 2 Rear Panel SW1 Switch Assignments Switch Function Open Closed SW1 1 1 mA current source for resistive Voltage source Resistive programming programming of output voltage programming 0 5 k 0 10 k SW1 2 1 mA current source for resistive Voltage source Resistive programming programming of output current programming 0 5 k 0 10 k limit SW1 3 Output voltage programming 0 5 V 0 5 k 0 10 V 0 10 k source range select SW1 4 Output current limit programming 0 5 V 0 5 k 0 10 V 0 10 k source range select SW1 5 Output voltage monitor range 0 5 V 0 10 V select SW1 6 Output current monitor range 0 5 V 0 10 V select SW1 7 Remote shutdown logic select HIGH OFF HIGH ON SW1 8 Over temperature shutdown reset Auto reset Latch OFF mode select 1 Factory defaults underlined Resetting the Switches Before making any changes to the switch settings disable the power supply output by pushing the front panel STANDBY switch to its IN position This temporarily shuts down the power supply The front panel S D LED turns on Then use any small flat
71. t impedance V and approximately 221 Q Output short circuit current approximately 50 mA 196 zero to full scale output for the default range 5 Viline Line drop is subtracted from total voltage available at supply output 0 5 V ISOL interface input impedance 200 k output impedance 221 Q RS 232 GPIB interfaces 31 Features and Specifications Specifications Environmental Specifications 32 Operating Temperature Range Storage Temperature Range Humidity Range Operating Altitude Storage Altitude Installation Category Pollution Degree 0 C to 50 C 20 C to 70 C up to 90 RH non condensing Up to 6 500 feet 2000 m Up to 50 000 feet 15 000 m II 2 Operating Manual for XFR 2 8kW Series Power Supply Mechanical Specifications Release 2 1 Front Panel V and Control Front Panel Voltage Control Resolution Front Panel Voltage and Current Meters AC Input Connector Type Input Fuses Output Connector Sense Connector Analog Programming Connector Chassis Ground Cooling Mounting Weight Approvals Features and Specifications Specifications 10 turn voltage and current potentiometers 0 02 of maximum voltage 3 5 digit green numeric LED displays For accuracy specifications see Table 1 4 and Table 1 5 3 terminal 34 A 250 V right angle PC mount wire clamp connector with removable strain relief cover 1 A 250 V 5 x 20 mm slow fuse T locatio
72. te of purchase and an invoice number if you have it as well as a brief description of the problem 2 For storage or shipping repack the power supply in its original container If the original container is not available seal the unit in a plastic bag and then pack it in a 200 Ib 90 kg test corrugated cardboard carton large enough to allow 2 inches 5 cm of cushioning material to surround the unit Use a material such as foam slabs or chips Label the carton as shown in Figure 2 1 4 Ifshipping mark the address of the service center and your return address on the carton 5 Ifstoring stack no more than eight cartons high Check the storage temperature range and storage altitude specification in Environmental Specifications on page 32 POWER SUPPLY Model Number Serial Number FRAGILE ELECTRONIC EQUIPMENT Figure 2 1 Shipping or Storage Carton Label 38 Operating Manual for XFR 2 8kW Series Power Supply Installation Location Mounting and Ventilation Location Mounting and Ventilation Rack Mounting Ventilation Release 2 1 Use the power supply in rack mounted or benchtop applications WARNING Ensure that any mounting screws do not penetrate more than 1 8 in 3 0 mm into the sides of the unit The power supply is designed to fit in a standard 19 in 483 mm equipment rack To install 1 Use the rack mount brackets at either side of the front panel to install the power supply in a
73. te parts or make any unauthorized modifications Contact the service technician for service and repair help Repairs must be made by experienced service technicians only CAUTION For Use as a Battery Charger When you are using any of these power supplies for battery charging applications it is essential to provide an appropriately sized fuse or circuit breaker in series between the power supply output and the battery Installation of a protector fuse or DC circuit breaker rated for about 115 of the maximum current rating of the power supply and designed specifically to interrupt the DC voltage of the battery will provide adequate reverse polarity current protection Where several power supplies are in parallel it is best to fuse each one rather than one large fuse for all Operating Manual for XFR 2 8kW Series Power Supply About This Manual This Operating Manual contains user information for the XFR Series of variable DC output power supplies available in several voltage models at 2800 Watts It provides information about features and specifications installation procedures and basic functions testing as well as operating procedures for using both front panel control and remote analog programming functions Who Should Use This Manual Main Sections This manual is designed for the user who is familiar with basic electrical laws especially as they apply to the operation of power supplies This implies a recognition of Constant V
74. tings J2 jumper 1 to 3 and 2 to 3 SW1 set 1 closed 3 open J2 jumper 1 to 3 and 2 to 3 SW1 set 1 closed J2 jumper 1 to 3 and 2 to 3 SW1 default settings J2 jumper 2 to 3 0 5 k Resistor SW1 set 2 closed 3 and 4 open J2 jumper 1 to 3 and 2 to 3 SW1 set 2 closed 4 open J2 jumper 1 to 3 and 2 to 3 SW1 set 1 and 2 closed 3 and 4 open J2 jumper 1 to 3 and 2 to 3 SW1 set 1 and 2 closed 4 open J2 jumper 1 to 3 and 2 to 3 SW1 set 2 closed 4 open J2 jumper 2 to 3 Operating Manual for XFR 2 8kW Series Power Supply 0 10 k Resistor SW1 set 2 closed 3 open J2 jumper 1 to 3 and 2 to 3 SW1 set 2 closed J2 jumper 1 to 3 and 2 to 3 SW1 set 1 and 2 closed 3 open J2 jumper 1 to 3 and 2 to 3 SW1 set 1 and 2 closed J2 jumper 1 to 3 and 2 to 3 SW1 set 2 closed J2 jumper 2 to 3 None Front Panel Control SW1 set 3 open J2 jumper 1 to 3 SW1 default settings J2 jumper 1 to 3 SW1 set 3 open 1 closed J2 jumper 1 to 3 SW1 set 1 closed J2 jumper 1 to 3 SW1 default settings J2 no jumper Remote Operation Remote Analog Programming of Output Voltage and Current Limit Figure 4 1 Connecting Programming Sources to J2 Connector Release 2 1 TT Remote Operation Remote Monitoring of Output Voltage and Current Remote Monitoring of Output Voltage and
75. tor terminals 8 output current limit programming input and 7 current program signal return Connect the shunt and DVM across the power supply output Turn the power supply ON Apply 1 of program voltage Adjust the current limit program offset R469 until the shunt DVM indicates 1 of the model rated output current See Note Apply 100 of program voltage Adjust the current limit program range R459 until the shunt DVM indicates the model rated output current See Note Repeat this procedure until output levels are adjusted to power supply specifications see Section 1 or to the accuracy that your application requires Note Calculate the required DVM reading using V IR where V is the DVM reading I is the current and R is the DC shunt resistance 83 Calibration Calibrating for Readback Accuracy Calibrating for Readback Accuracy Output Voltage Monitor Circuit Calibration 84 The factory calibrates the offset and range of the output voltage and current monitor circuits to within 1 for the default 0 10 Vdc scales You may need to recalibrate when you select the 0 5 Vdc scale or when you switch back to the 0 10 Vdc scale after previously calibrating for 0 5 Vdc operation See Section for instructions to remove the cover and any option card Follow all procedure steps in the sequence given Ensure that the power supply is turned OFF Disconnect any load Set SW1 switch 5 OPEN to select 0 5 V output voltage mo
76. urposes Xantrex Technology Inc 8999 Nelson Way Burnaby British Columbia Canada V5A 4B5 Please record the following information when you first open your Power Supply package Model Number Serial Number Purchased From Purchase Date Release 2 1 2002 06 Copyright 2002 Xantrex Technology Inc All rights reserved Printed in Canada vi Warnings Warnings and cautions are defined and formatted in this manual as shown below and Cautions Power Supply Safety AN WARNING Describes a potential hazard which could result in injury or death or a procedure which if not performed correctly could result in injury or death CAUTION Describes a procedure which if not performed correctly could result in damage to data equipment or systems WARNING High Energy and High Voltage Exercise caution when using and calibrating a power supply High energy levels can be stored at the output voltage terminals on a power supply in normal operation In addition potentially lethal voltages exist in the power circuit and on the output and sense connectors of a power supply with a rated output greater than 40 V Filter capacitors store potentially dangerous energy for some time after power is removed CAUTION Operate the power supply in an environment free of flammable gases or fumes To ensure that the power supply s safety features are not compromised use the power supply as specified in this manual and do not substitu
77. utside Diameter 3 x 12 AWG stranded copper 60 C minimum 300 V 0 545 0 708 in 13 63 17 7 mm WARNING Ensure that the chassis ground screw does not penetrate more than 3 8 in 9 mm into the rear panel of the unit 1 Strip the outside insulation on the AC cable approximately 4 in 10 cm Trim the wires so that the ground wire is 0 5 in 12 mm longer than the other wires Strip 0 55 in 14 mm at the end of each of the wires See Figure 2 2 detail top 2 Unscrew the base of the strain relief from the helix shaped body Insert the base through the outside opening in the AC input cover and from the inside screw the locknut securely onto the base 3 Slide the helix shaped body onto the AC cable Insert the stripped wires through the strain relief base until the outer cable jacket is flush with the edge of the base Tighten the body to the base while holding the cable in place The cable is now securely fastened inside the strain relief 4 Route the AC wires to the input connector terminals as required For input connector terminal locations see lower inset in Figure 2 2 To connect the wiring loosen the terminal screw insert the stripped wire into the terminal and tighten the screw securely 5 Route the wires inside the cover to prevent pinching Fasten the AC input cover to the unit using the 6 32 x 1 1 4 in 2 screws flat washers and lock washers provided See Figure 2 2 41 Installation AC Input Power
78. y one of the following forms e The dated purchase receipt from the original purchase of the product at point of sale to the end user or e The dated dealer invoice or purchase receipt showing original equipment manufacturer OEM status or e The dated invoice or purchase receipt showing the product exchanged under warranty What does this warranty not cover This Limited Warranty does not cover normal wear and tear of the product or costs related to the removal installation or troubleshooting of the customer s electrical systems This warranty does not apply to and Xantrex will not be responsible for any defect in or damage to a the product if it has been misused neglected improperly installed physically damaged or altered either internally or externally or damaged from improper use or use in an unsuitable environment b the product if it has been subjected to fire water generalized corrosion biological infestations and high input voltage from lightning strikes c the product ifrepairs have been done to it other than by Xantrex or its authorized service centers hereafter ASCs d the product if it is used as a component part of a product expressly warranted by another manufacturer e the product if its original identification trade mark serial number markings have been defaced altered or removed Release 2 1 iii Disclaimer Product Exclusions THIS LIMITED WARRANTY IS THE SOLE AND EXCLUSIVE
79. y operation is equal to the rated output of the supplies For example 70 A for two 40 V 70 A models See Figure 3 5 68 Operating Manual for XFR 2 8kW Series Power Supply Release 2 1 Local Operation Using Multiple Supplies ik S S SENS PN N RTES SS 2M RM i R gt 3 alar p a RM A W gt SPP Y 1 SN V E OS amp 8 LEE Figure 3 5 Split Supply Operation of Multiple Supplies Positive negative Supply Local sense lines shown are default J10 connections 69 Local Operation Over Temperature Protection OTP Over Temperature Protection OTP 70 The OTP function allows you to select how the power supply recovers from an over temperature shutdown using the rear panel switch SW1 8 See Table 3 3 for switch settings and selections See Rear Panel Connectors and Switch on page 18 for more information about the switch The OTP shutdown circuit activates before the internal components can exceed their safe internal operating temperatures When an OTP shutdown occurs the front panel OTP LED turns on Table 3 3 Switch Settings for Over Temperature Recovery Options Switch SW1 8 OTP Shutdown Selection Description OFF OPEN Auto Reset Default The supply recovers to normal operation when the over temperature condition no longer exists ON CLOSED Latch OFF After an over temperature shutdown the supply stays off until you turn the AC power switch OFF then you turn the power supply ON to

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