Home

CW-P SERIES PROGRAMMABLE AC POWER SOURCE

1. II dekke 1N3N pore SNIT Co VV 9000 O 00000 KO io 92 Ez lt f x LL 8 o m o ZN o q N Oo x N D N co N E x P i N 13934 L o awn O o ao ep 20 arrer reses ad ME Ed 2 7 Figure 2 3 Mounting Dimensions Front and Rear Views CW 2501P Operation Manual Installation Elgar CW P Series 1 44 ja 20 070 125 175 pe 3 625 3 625 3 625 gt 3 770 OPPOSITE SIDE ONLY o E N Le 2 30 N 1 740 J SLIDE MOUNTING ia INTAKE 7X 10 32UNC 2B BOTH SIDES Figure 2 4 Mounting Dimensions Top and Side Views CW 801P and CW 1251P 2 8 Operation Manual Elgar CW P Series Installation 16 900 J 1 44 a 20 070 a 125 1 75 m a 3 625 j 3
2. If the cable length was 10 feet the Column 3 value would be 0 125 and the corresponding wire gauge would be 10 AWG Aluminum wire is not recommended due to soft metal migration at the terminals which may cause long term on the order of years poor connections and oxidation If used increase the wire gauge by two sizes e g specify 10 gauge aluminum instead of 14 gauge aluminum Operation Manual 2 3 4 2 4 Installation Elgar CW P Series Derate the above wire gauge use a heavier gauge for higher environmental temperatures since conductor resistance increases with temperature Temperature Current Capability 40 104 80 Derate the above wire gauge use a heavier gauge for an increased number of current carrying conductors This offsets the thermal rise of bundled conductors No of Conductors Current Capability 3t06 80 Above 6 70 The preferred insulation material is application dependent Elgar s recommend ation is any flame retardant heat resistant moisture resistant thermoplastic insulation rated to a nominal 75 C 167 F Voltage breakdown must exceed the combined effects of e The rated output voltage e Transient voltages induced onto the conductors from any source e The differential voltage to other nearby conductors and e Safety margins to accommodate degradations due to age mechanical abrasion and insulation migration caused by bending and temperature As frequency increases the magnetic
3. OUT see Section 4 3 9 e Sync can be programmed relative to zero to positive crossing of output sinewave Waveform amplitude typically 5V Pulse width typically 10 microseconds Signal shall start with a zero volt to positive voltage edge 100 uS e Programming range is 0 to 359 degrees of lag Resolution 1 degree e Output impedance is typically less than 1k ohm 2 9 Master Slave Configurations The CW P series programmable power supply can be paralleled to achieve higher power One two or three phase s can be paralleled to a depth of two units per phase A given phase will have one Master and one or more Slaves The master and slave require special cables two between them The outputs must be connected together with equal gauge and length power leads the sense leads must be connected on the master and each unit requires special programming Programming of the units is performed from the front panel through the menu systems or through the GPIB RS 232 command interface Once a unit is configured to be a slave its command interface is not to be used when load wiring is connected When a multi phase master slave configuration is configured the only GPIB RS 232 connected unit is to be the A phase master Attempting to control any other units in the array is specified as an illegal operation and the results are undefined and potentially destructive The command interfaces of a slave are allowed to remain operational f
4. 2295 or ext 2463 toll free North America 858 450 0085 ext 2295 or ext 2463 direct e Outside the United States contact the nearest Authorized Service Center ASC A full listing can be found either through your local distributor or our website www programmablepower com by clicking Support and going to the Service Centers tab 2 When requesting an RMA have the following information ready e Model number e Serial number e Description of the problem NOTE Unauthorized returns will not be accepted and will be returned at the shipper s expense NOTE A returned product found upon inspection by AMETEK to be in specification is subject to an evaluation fee and applicable freight charges CONTENTS SECTION 1 INTRODUCTION cccscsceceeeeeeeeeeeneeeeeeeeseseeeeeeeeeneeeeeeeeeees 0 1 SECTION 2 SPECIFICATIONS cccscsceeeeeeeeeseneeeeeeeeseseeeeeeeeeeeeeeeeeeeees 1 1 2 AOUEUL a a EM oa Cook central ote ee ey AD Oe Peer Tee teed ee 1 1 2 2 Measurement sesse ees ese 1 3 2 3 UNL ses iscsi ieee chic as atc ei se dS Stele Cale ded aee ea dat Cage nies 1 5 Eid PROLECIO Nie siri nda a a a taste a a a a 1 6 2 5 Rear Panel ConnectionS ee 1 6 260 Generale cit cb ee ee ca cd ended ned cubed ncaa De De 1 6 2 7 Options ANG ACCOSSOMES a ccs sce EE cesta deuce Edo ER ER dae 1 7 SECTION 3 INSTALLATION 0 c c0cescsceseeeeeeseeeeseeeeseseeeeseeeeeeseeesneeees 2 1 od lese ie RA AA AR EE 2 1 3 2 Wire Gauge
5. GND INPUTS GPIBCONTROLE NEUT A PHASE MASTER A LOAD A PHASE LOAD NEUTRAL B PHASE MASTER B LOAD B PHASE C PHASE MASTER C LOAD C PHASE C c Power wire gauges to be as specified in Table 1 In Y configuration strap load neutral to GROUND load ground Figure 2 12 Wiring Diagram for Three Phase Master Slave Configuration 2 20 Operation Manual Elgar CW P Series Installation Setup Six CW Units as 3 Phase Master Slave Set using Menu System 1 2 Ensure load wiring is removed from the six CW units Ensure no master slave cables are attached to Analog Slave connectors on CW s Ensure no master slave cables are connected to the M S IN and M S OUT connectors Connect the mains wiring to the line terminals Assign labels to the six CW units A master B master C master A slave B slave C slave Power up six CW units Set up the A phase On the A master CW press the ENTER SAVE button Rotate the left knob CW until the left display reads ConF Rotate the right knob until the right display reads AOC1 Press the ENTER SAVE button Press the ENTER SAVE button Rotate the left knob until the left display reads ChAn Rotate the right knob until the right display reads A Press the ENTER SAVE button Press the ENTER SAVE button Rotate the left knob until the left display reads Addr Rotate the righ
6. 625 mi 3 625 3 770 OPPOSITE SIDE ONLY at o C o q l o o o j o 2 30 EIE ES EI o Pk O 1 z T E 7 AIR INTAKE SLIDE MOUNTING 7X 10 32UNC 2B BOTH SIDES Figure 2 5 Mounting Dimensions Top and Side Views CW 2501P Operation Manual 2 9 Installation Elgar CW P Series 2 5 Power In Connections Connect input power to the INPUT terminal block on the rear panel as specified below Refer to Figure 2 6 COVER 9161748 01 Eh LINE CONNECTION CONNECTION FOR SHIELDED CABLES GROUND CONNECTION NEUTRAL CONNECTION Figure 2 6 Input Power Connections WARNING For input voltages gt 120V do not reverse LINE and NEUT Reversed connections will result in pulsing noises from the supply 2 5 1 Single Phase Supply Connections 1 Remove the protective cover from the terminal block 2 Route the cables through the strain relief device Refer to Table 2 2 for cable recommendations 3 Connect SAFETY GROUND to the GROUND stud located next to the INPUT terminal block For additional safety include a loop between the GROUND stud and the strain relief device as shown in Figure 2 6 Connect shields if any to the GND connector of the INPUT terminal block Connect NEUTRAL if available to the NEUT connector Connect LINE to the LINE conne
7. ground connection CAUTION A device to disconnect the CW system from the energy supply source is required This switch or circuit breaker must be close to the CW system within easy reach of the operator and clearly labeled as the disconnection device for the CW system CAUTION Use wire rated for currents drawn as specified on equipment label Operation Manual 2 11 Installation Elgar CW P Series 2 6 Power Out Connections 1 Remove the protective cover from the terminal block 2 A factory jumper has been added to connect NEUTRAL to GROUND If the front connector requires LINE and NEUTRAL to be reversed move this jumper to connect LINE to GROUND See Figure 2 7 below Most loads require NEUTRAL to be grounded The factory jumper may be removed if the load has a GROUND or if LINE or NEUTRAL voltages are held to less than 500 VRMS with respect to chassis 3 Reinstall the protective cover on the terminal block WARNING Verify that the load is set up to be LINE GROUNDED or NEUTRAL GROUNDED Equipment with polarized plugs requires NEUTRAL to be grounded OUTPUT LINE NEUT FACTORY JUMPER SENSE LINE GND NEUT SENSE DEFAULT POSITION REAR PANEL 3 OPTIONAL CONNECTOR as f INTERNAL WIRING NEUT LINE FRONT PANEL CONNECTOR CW 801 and CW 1251 GND Figure 2 7 Output Power Connections 2 12 Operation Manual Elgar CW P Series Installation 2 7 Sense Connections The CW Series unit
8. of full scale and gt 500Hz 0 01 ARMS 45 to 500 Hz 45 to 1000 Hz for H Option 0 02 maximum 0 1 Hz 0 01 Hz for remote programming Operation Manual Elgar CW P Series PHASE Range Accuracy Resolution Specifications 359 to 359 degrees Positive phase indicates time lag from reference Within 100 microseconds of equivalent angle 1 degree 1 2 Measurement VOLTAGE Range Accuracy Resolution CURRENT Range CW 801P CW 1251P CW 2501P Accuracy Resolution O to 270 VRMS V Option O to 310 VRMS 0 1 of range lt 100 Hz 0 2 of range 2100Hz at gt 5 VRMS output measured at point of remote sense H Option 0 3 of range gt 500 Hz 0 1 VRMS O to 6 0 ARMS O to 9 4 ARMS O to 18 6 ARMS 0 5 of range typical for linear loads and gt 0 12 ARMS for CW 801P gt 0 19 ARMS for CW 1251P gt 0 37 ARMS for CW 2501P H Option V Option 0 75 of range and 500 Hz 1 0 of range and gt 500 Hz 0 01 ARMS PEAK INSTANTANEOUS CURRENT Range CW 801P CW 1251P CW 2501P Accuracy Resolution Operation Manual 0 to 25A 0 to 35A 0 to 70A 2 of range typical at gt 2 current range 0 1A Specifications Elgar CW P Series PEAK INRUSH CURRENT Available in Remote Mode only Range CW 801P CW 1251P CW 2501P Accuracy Resolution FREQUENCY Range Accuracy Resolution of Display POWER Range CW 801P CW 1251P CW 2501P Accuracy Resolution APPARENT POWER Rang
9. option repair or replace the Product or issue a credit note for the defective Product or provide the Buyer with replacement parts for the Product The Buyer will at its expense return the defective Product or parts thereof to AMETEK in accordance with the return procedure specified below AMETEK will at its expense deliver the repaired or replaced Product or parts to the Buyer Any warranty of AMETEK will not apply if the Buyer is in default under the Purchase Order Agreement or where the Product or any part thereof e is damaged by misuse accident negligence or failure to maintain the same as specified or required by AMETEK e is damaged by modifications alterations or attachments thereto which are not authorized by AMETEK e is installed or operated contrary to the instructions of AMETEK e is opened modified or disassembled in any way without AMETEK s consent or e is used in combination with items articles or materials not authorized by AMETEK The Buyer may not assert any claim that the Products are not in conformity with any warranty until the Buyer has made all payments to AMETEK provided for in the Purchase Order Agreement PRODUCT RETURN PROCEDURE 1 Request a Return Material Authorization RMA number from the repair facility must be done in the country in which it was purchased e Inthe USA contact the AMETEK Repair Department prior to the return of the product to AMETEK for repair Telephone 800 733 5427 ext
10. section of the front panel The ON LED is illuminated when the output is closed The voltage range is changed from High to Low or vice versa by pressing the V RANGE button when the left Program Volts mode is selected When the range is changed the voltage is programmed to 0 the output relay will open if it is closed and the left section will remain in voltage program mode The HIGH or LOW LED is illuminated to indicate the presently selected range 3 4 Operation Manual Elgar CW P Series Operation Enter the menu system detailed in Section 4 3 by pressing the ENTER SAVE button once After displaying and changing a menu parameter press ENTER SAVE again to accept and apply the change To change more than one item in the menu system press ENTER SAVE after each parameter modification once to save and once to re enter the menu system Press the ESCAPE button to abandon the present change without saving Once you have saved or abandoned your changes the menu system is exited and the displays revert to the measurements previously specified 3 3 Power Up At power up the CW software will e Place STBY 1 xx on the displays The number on the right is the version of the boot eprom software e Displays TEST x xx while the CW performs the self test functions The rightmost number is the version of the CW firmware application e Requests self test data from any attached and properly configured slaves in a master slave configurati
11. the ENTER SAVE button to accept and save the change press the ESCAPE button to cancel the change If the parameter is returned to its present original value with the right knob the left knob is again enabled and the MENU LED returns to a steady On state If the ESCAPE button is pressed while the Menu LED is blinking any unsaved change made to the menu parameter will be lost and the CW will revert to the measurement mode When using the menu system if you stop pressing buttons or turning knobs for more than 20 seconds the CW will revert to measurement mode and any menu changes will be lost 4 3 1 Self Test This menu item reports the outcome of the power on self test If the result is PASS then all system operations are available If the result is FAIL both displays will read FAIL nnnn Following a self test failure the output relay cannot be closed and the quantity of slaves attached phases and or calibration inaccuracies can be corrected if these were the cause of the FAIL status You can press either the ESCAPE or the ENTER SAVE button to continue without the output relay closure possible to correct a configuration error if it is only configuration If the failure is due to a non configurable item the CW will need to be repaired STST PASS FAIL 4 3 2 Set GPIB Port This menu item allows the GPIB address to be set The GPIB address will initially be set to 25 at the factory The range is 1 to 31 GPIB nn e g 23 Ope
12. 0 162 0 102 Table 2 1 Recommended Wire Gauge Selection Guide 2 2 Operation Manual Elgar CW P Series Installation The following notes apply to Table 2 1 and to the power cable definition 1 The above figures are based upon insulated copper conductors at 25 C 77F two current carrying conductors in the cable plus a safety chassis ground Columns 3 and 4 refer to one way ohms and IR drop of current carrying conductors e g a 50 foot cable contains 100 feet of current carrying conductor Determine which wire gauge for the application by knowing the expected peak load current Ipeak the maximum tolerated voltage loss Vioss within the cable and the one way cable length The formula below determines which ohms 100 feet entry is required from Column 3 Read the corresponding wire gauge from Column 1 Column 3 value Where Column 3 value Entry of the table above Cable length One way cable length in feet Vioss Maximum loss in volts permitted within cable Special case Should the Viss requirement be very loose lpeak May exceed the maximum amperes Column 2 In this case the correct wire gauge is selected directly from the first two columns of the table Example A 20 ampere lpeak Circuit which may have a maximum 0 5 volt drop Vioss along its 15 foot cable one way cable length requires by formula a Column 3 resistance value of 0 083 This corresponds to wire gauge size 8 AWG
13. AINTENANCE c ccccscsceseeeeceseeeeseeeeseseeeeseeseseseeeessenes 5 1 6 1 P riodic SOCO ss RE ee a ER ED eeu ee nea 5 1 62 Pulse R plaeemerlt EE ED EE EE ier boc assa cd Se Sack GE 5 1 LIST OF FIGURES Figure 1 1 ContinuousWave Front Panel Model CW 801P 1 1 Figure 3 1 Slide Mounting issse iss is ki AE ESE AE EE KA DNE Ek N WES RR ER ee Re bb 3 5 Figure 3 2 Mounting Dimensions Front and Rear Views CW 801P and COW 1251P oe EE ee 3 6 Figure 3 3 Mounting Dimensions Front and Rear Views CW 2501P 3 7 Figure 3 4 Mounting Dimensions Top and Side Views CW 801P and OW 1251P oes see eo ee ee dai 3 8 Figure 3 5 Mounting Dimensions Top and Side Views CW 2501P 3 9 Figure 3 6 Input Power Connections ceceesseeeeesesseeeeeeeesseeseeteees 3 10 Figure 3 7 Output Power Connections ee 3 12 Figure 3 8 Output Voltage Sensing Configuration sesse ee ee 3 13 Figure 3 9 Sense Connections ii iii ee Re 3 14 Figure 3 10 M S IN Connector amais na ei RE es id 3 15 Figure 3 11 Figure 3 12 Figure 4 1 Operation Manual Wiring Diagram for One Phase Master Slave Configuration 3 17 Wiring Diagram for Three Phase Master Slave Configuration 3 20 Front Panel Controls CW BO1P ee ee Re ee 4 1 vii Contents Elgar CW P Series LIST OF TABLES Table 3 1 Recommended Wire Gauge Selection Guide 2 2 Table 3 2 Recomme
14. CAPE PROGRAM OL REMOTE LOCKOUT O FAULT O Figure 3 1 Front Panel Controls CW 801P O Power Switch Press the top portion of the switch to turn power on press the bottom portion of the switch to turn the power supply off When power is turned on the unit goes through a power up cycle that may take several seconds before it is ready for operation O VOLTAGE POWER Section These controls and indicators located on the left side of the front panel are used to measure and program the voltage power parameters Operation Manual 3 1 Operation Elgar CW P Series 3 2 Numeric Display The large four digit display in the VOLTAGE POWER section is a digital voltmeter that measures and displays the power supply s voltage power parameters If the CW is operating with output power turned off this meter displays the voltage that the output will assume when it is turned on VOLTAGE MODE Lamp This LED located directly over the numeric display indicates that the power supply is operating in the constant output voltage mode This is the most common operation mode used If the output current rises above the level set by the current program level this lamp turns off and the CURRENT MODE lamp turns on V RANGE Button This button allows you to select the OV 135V range or the 0V 270V range of output voltage The High or Low LED indicates the currently selected voltage range The output cu
15. CW P SERIES PROGRAMMABLE AC POWER SOURCE Operation Manual This manual covers models CW 801P CW 1251P CW 2501P CW 801P H CW 1251P H CW 2501P H CW 801P V CW 1251P V CW 2501P V AMETEK PROGRAMMABLE POWER Contact Information Telephone 800 733 5427 toll free in North America 858 450 0085 direct Fax 858 458 0267 Email Domestic Sales domorders sd ametek com International Sales intlorders sd ametek com Customer Service service ppd ametek com Web www programmablepower com March 2011 Document No M161691 01 Rev J ered to you with pride by The CW Development Team ee poe our Ga E ES J IDN ae About AMETEK AMETEK Programmable Power Inc a Division of AMETEK Inc is a global leader in the design and manufacture of precision programmable power supplies for R amp D test and measurement process control power bus simulation and power conditioning applications across diverse industrial segments From bench top supplies to rack mounted industrial power subsystems AMETEK Programmable Power is the proud manufacturer of Elgar Sorensen California Instruments and Power Ten brand power supplies AMETEK Inc is a leading global manufacturer of electronic instruments and electromechanical devices with annualized sales of 2 5 billion The Company has over 11 000 colleagues working at more than 80 manufacturing facilities and more than 80 sales and service centers in the United States and around th
16. NCIANALOS IN p eee RS 232 o or GPIB CONTROL 177 id R CONTROL CONTROL peti ase E bez Bug 5 3 5 bow 84628 DELE 26 ORO OES QF 5 2 EOERBEE LOAD Is P allele ele 2 LINE P HH o NEUT GND o 890 497 40 890 496 00 o GND NEUT lt yes IDO Za eklkleeele Mind add i Power wire gauges to be as specified in Table 1 If possible connect load ground to load neutral Figure 2 11 Wiring Diagram for One Phase Master Slave Configuration Operation Manual 2 17 Installation Elgar CW P Series Setup 1 Phase Master Slave Pair Using Menu System 1 2 DR Sb oe r A 10 12 13 14 15 16 17 18 19 20 21 22 23 Ensure load wiring is removed from the two CW units Ensure no master slave cables are attached to Analog Slave connectors on CW units Ensure no master slave cables are connected to the M S IN and M S OUT connectors Connect the mains wiring to the line terminals Power up both CW units On the master CW press the ENTER SAVE button Rotate the left knob CW until the left display reads ConF Rotate the right knob until the right display reads AOA1 Press the ENTER SAVE button Press the ENTER SAVE button Rotate the left knob CW until the left display reads Addr Rotate the right kno
17. Selection SEEN ES EE N EE N EE AE ed 2 2 3 3 MOUNTING IFSTHUCHONS iss ses RS sap RE Ee essa 2 5 3 4 GOONG GE Ge GE EO Miele E M eels 2 5 3 5 Power In Connections NA ER dra Na ici EO Oe icon EE cid 2 10 3 5 1 Single Phase Supply Connections 2 10 3 5 2 Split Phase Supply Connections 120 0 120V 2 11 3 5 3 Three Phase Supply Connections ccccceeeeeeeeeeeeeeeeeeeeees 2 11 3 6 Power Out COMMECHONS ES vedere ceeeduce Cieeceveceeniiecns 2 12 3 7 Sense CONNECTIONS 2 13 Operation Manual v Contents Elgar CW P Series 3 8 Remote Control Signal irreais 2 15 3 8 1 Analog Amplitude Control sesse sees ee 2 15 3 8 2 Lock to External Frequency Source esse ee ee ee 2 15 3 8 3 Sync Output Puls si EE Se RE ee GR ee 2 16 3 9 Master Slave Configurations sesse ees ee Re ee ee ee ee 2 16 3 9 1 Setup for Single Phase Two UNITS 2 17 3 9 2 Setup for Three Phase Two Units per Phase 2 20 SECTION 4 OPERATION usus messe kak EER EE EER ER EER EE EER ER ERA RE ERA RR EE RE EE EE 3 1 4 1 CW Front Panel Controls and Indicators sesse see ee ee ee ee 3 1 42 Front Panel Overvie Wes ss Ee EE GE ee OE eg Eed 3 4 4 3 Power Ui ee a S ie ee 3 5 4 4 Programmed Frequency Steps ccccceeeeeeseeeececeeeeeeeeeeeeesneeeeeeeees 4 6 SECTION 5 PROGRAMMING cscsceseeseeeseeeeseeeeseseeeeeeeseseseeee
18. W P Series Operation ESCAPE Button Press this button to exit the Menu function without saving parameter changes Note that this button only abandons the change to the currently selected parameter previous parameter modifications that were completed using the ENTER SAVE button are unaffected REMOTE Lamp When lit this lamp indicates remote programming is enabled When flashing this lamp indicates that a remote programming error has been encountered To clear touch a PROGRAM key or send the RST over the command interface LOCKOUT Lamp When lit this lamp indicates that the front panel PROGRAM buttons are locked out FAULT Lamp When lit this lamp indicates that a fault condition has been detected and that the system output has been turned off automatically Some conditions that cause this to occur include output over voltage output over current high internal temperature or an internal system failure O CURRENT FREQUENCY Section These controls and indicators located on the right side of the front panel are used to select and display the current limit and frequency setpoints Numeric Display The large four digit display in the CURRENT FREQUENCY section shows the currently selected measurement CURRENT MODE Lamp This lamp located directly over the numeric display indicates when the output current has reached its selected limiting value i e the power supply is operating in the constant current mode LEDs The indi
19. a fault shutdown of the unit 3 6 Operation Manual SECTION 4 PROGRAMMING 4 1 Programming the CW Via the Front Panel Press the PROGRAM button in the VOLTAGE POWER section to enter Program mode The PROGRAM LED lights up and the last programmed value appears in the digital display The associated LED lights to show which item voltage or overvoltage is being programmed The rotary knob will be active and any change made to the setpoint being adjusted is final as it is made Press any button to exit the Program mode Front panel button functions are as follows If the PROGRAM button is pressed the CW moves the program focus to the next program item in line If a MEASURE button is pressed the CW reverts to the previous Measurement mode without changing the measurement focus If the V RANGE button is pressed while in Program Voltage mode the CW performs a range change operation and the VOLTAGE POWER section remains in Program Voltage mode If the ENTER SAVE button in the MENU STATUS section is pressed the menu system appears on the display If the ESCAPE or ENTER SAVE button in the MENU STATUS section is pressed when in the menu system menu operations are terminated and Measurement mode is re entered If there is no front panel activity for 10 seconds while in Menu or Program modes the CW reverts to the Measure modes The PROGRAM and programmed parameter LEDs turn off and both MEASURE LEDs are lit By rotating the programmi
20. at include slides use a 10 lock washer as supplied in the CW P mounting kit with each of the two mounting screws indicated in Figure 2 1 These washers are required on the right side only to limit the depth of screw penetration into the chassis which must be less than 0 25 LOCK WASHER REQUIRED Figure 2 1 Slide Mounting 2 4 Cooling The CW unit employs internal fans to circulate cooling air The air is drawn into the chassis along its sides and is exhausted through the rear panel For maximum product life and reliability do not allow the airflow to be impeded CAUTION Avoid blocking the instrument air intakes or exhaust Operation Manual 2 5 Elgar CW P Series Installation AIR EXHAUSTS WYM9OMd 3MUNSVAW 30OW INIHEND A9N3ND3M4 LNSYYND UWI do SdiNV d 2H Sdinv o o 2 o Nyd ANOMSO1 3LOW3Y advosa BAVS HaLNI SNIVIS NNIW 18 260 1N3N INdiNO voy 3MUNSVAWN 300W 39VITOA MAMOd 39V110A 108M9 eie DT 3AVIS DOTVNY 3SNIS ININ GND INN 3SN3S 3NNT 4X 250 ss 2X 859 E m 2X 1 750 Figure 2 2 Mounting Dimensions Front and Rear Views CW 801P CW 1251P 3 468 Operation Manual 2 6 Installation Elgar CW P Series
21. b until the right display reads 0 Press the ENTER SAVE button Press the ENTER SAVE button Rotate the left knob CW until the left display reads ChAn Rotate the right knob until the right display reads A Press the ENTER SAVE button On the slave CW press the ENTER SAVE button Rotate the left knob until the left display reads Addr Rotate the right knob until the right display reads 1 Press the ENTER SAVE button Power down both CW power supplies Connect Elgar cable 890 497 40 between the master Analog Slave and the slave Analog Slave connectors Operation Manual Elgar CW P Series Installation 24 Connect the Elgar cable 890 499 00 between the master M S OUT and the slave M S IN connectors 25 Connect the load wiring as shown in Figure 2 11 above 26 Power up both CW units simultaneously 27 Control the master slave pair by controlling the CW master via the front panel or its command interface Setup 1 Phase Master Slave Pair Using Remote Command Interface The CW master slave attributes can be controlled using the GPIB RS 232 command interface instead of using the front panel menu system When adjusting the parameters in this manner the CW voltage sourcing commands must not be controlled through the command interface of a slaved unit 1 Setting the A Phase Master configuration parameter via the command interface e SYST SLAVECONFIG AOA1 Specifies that this A phase maste
22. can be used with or without remote sense leads connected to the load Where the sense leads line and neutral sense are connected determines the point at which the CW output voltage will be precisely regulated As shipped the units are configured for local sense operation This is achieved by connecting shorting jumpers between the sense and AC output terminals of the rear panel output terminal block as shown in Figure 2 8 When using remote sensing the shorting jumpers must be removed and the remote sense leads connected from the CW sense terminals to the load The point of voltage regulation will now be at the load and any voltage drop across the interconnecting output cable will be compensated In the event that the external remote sense circuit opens the CW maintains control of the output voltage by utilizing a redundant sense circuit This redundant circuit is comprised of 10kQ resistors internally connected from the AC output terminals to the voltage control circuitry However since the unit is calibrated with the sense leads connected this mode of operation will incur reduced accuracy in the AC output voltage because of the presence of the 10kQ resistors Rear Panel Output Terminal Block Connections Line Sense To Voltage Control Circuitry Line Output Shorting Jumpers Neutral Output To Voltage Control Circuit Neita Sane Figure 2 8 Output Voltage Sensing Configuration Operation Manual 2 13 Instal
23. cator lights on the left side of the CURRENT FREQUENCY section AMPS Hz Pk AMPS CF LIMIT identify the currently displayed measurement during the Program and Measure functions MEASURE Button Use this button to specify what measurement is displayed As you press the button repeatedly to cycle through the parameters the associated LED illuminates to indicate the measurement shown in the four digit display The MEASURE lamp is illuminated when using the Measure function PROGRAM Button Press this button to change the current limit and frequency setpoints The PROGRAM lamp is illuminated when using the Program function Rotary Knob This large multi turn knob allows you to easily select the desired power supply current frequency parameters Operation Manual 3 3 Operation Elgar CW P Series O OUTPUT Section This section is used to open and close the output relay Output terminals are available in the universal AC connector located in the OUTPUT section as well as on the rear panel of the CW unit Output ON Lamp When lit this lamp indicates that the CW output relay has been set to the on position and power is on the output terminals Output OFF RESET Button This switch allows you to energize or de energize the output terminals of the power supply If the unit is operating in the fault mode and if the fault condition has cleared then cycling this switch will restore normal operation 3 2 Front Panel Overview After perf
24. ctable Front panel lockout measurement active Stored settings including Power up to previous front panel setting or OV 2 speed fan for low noise Side air intake exhaust to rear All connectors on rear output power also available at front for CW 801P and CW 1251P Chassis depth 20 front panel and rear connectors add additional depth Will fit in 24 RETMA rack system 1 year calibration interval covers on soft calibration Operation Manual 1 1 Output POWER CW 801P CW 1251P CW 2501P Power Factor of Load Phase VOLTAGE Ranges Accuracy Resolution AC Noise Level Operation Manual SECTION 1 SPECIFICATIONS 800 VA 1250 VA 2500 VA 0 lag to 0 lead All models single phase output 0 to 135 VRMS or 0 to 270 VRMS user selectable V Option 0 to 155 VRMS or 0 to 310 VRMS user selectable 0 1 of full scale lt 100 Hz 0 2 of full scale 2100 Hz at gt 5 VRMS output H Option 0 3 of full scale gt 500 Hz 0 1 VRMS CW 801 1251P lt 50 mVRMS typical in low voltage range lt 85 mVRMS typical in high voltage range lt 100 mVRMS typical in low voltage range lt 170 mVRMS typical in high voltage range CW 2501P H Option V Option CW 801 1251P lt 75 mVRMS typical in low voltage range lt 125 mVRMS typical in high voltage range lt 125 mVRMS typical in low voltage range lt 225 mVRMS typical in high voltage range CW 2501P 1 1 Specifications Total Harmonic Distortion Amp
25. ctor N O O A Reinstall the protective cover on the terminal block Tighten the strain relief device 2 10 Operation Manual Elgar CW P Series Installation 2 5 2 Split Phase Supply Connections 120 0 120V 1 Remove the protective cover from the terminal block 2 Route the cables through the strain relief device Refer to Table 2 2 for cable recommendations 3 Connect NEUT to 120V 4 Connect LINE to the other 120V Wiring across the full voltage will allow lower line currents to be used 5 Reinstall the protective cover on the terminal block Tighten the strain relief device 2 5 3 Three Phase Supply Connections 1 Remove the protective cover from the terminal block 2 Route the cables through the strain relief device Refer to Table 2 2 for cable recommendations 3 Connect one phase to LINE and Neutral to NEUT If Neutral is not available connect LINE and NEUT across any of the phases 4 Reinstall the protective cover on the terminal block Tighten the strain relief device CW Model North American International 18A 300V 3x14 AWG 16A 300V 3x1 5 mm CW 801P O D 9 6 mm O D 8 0 9 8 mm 25A 300V 3x2 5 mm 0 D 9 6 12 0 mm VDE approved 25A 300V 3x12 AWG O D 11 3 mm CW 1251P and CW 2501P Table 2 2 Recommended Cables WARNING 7o protect the operator the wire connected to the GND terminal must be connected to earth ground This unit should not be operated without an adequate
26. d damage should be placed with the carrier In addition the shipping container s and filler material should be saved for inspection Forward a report of damage to the Elgar Service Department Elgar will provide instructions for repair or replacement of the instrument If the instrument needs to be returned to Elgar suitable shipping containers and packing materials must be used If proper packing material is not available contact Elgar to provide containers and shipping instructions Before shipping a product to Elgar you must obtain a Return Material Authorization RMA number from Elgar s Repair Department See the warranty page at the front of this manual for details Operation Manual 2 1 Installation Elgar CW P Series 2 2 Wire Gauge Selection The following guidelines assist in determining the optimum cable specification for your power applications These guidelines are equally applicable to both DC and low frequency AC up to 450 Hz power cabling The same engineering rules apply whether going into or out of an electrical device Thus this guide applies equally to the input cable and output cable for this Elgar instrument and application loads Power cables must be able to safely carry maximum load current without overheating or causing insulation destruction It is important to everyday performance to minimize IR voltage drop loss within the cable These losses have a direct effect on the quality of power delivered to and
27. e On the C master CW press the ENTER SAVE button Rotate the left knob until the left display reads Addr Rotate the right knob until the right display reads O Press the ENTER SAVE button Press the ENTER SAVE button Rotate the left knob until the left display reads ChAn Rotate the right knob until the right display reads C Press the ENTER SAVE button Operation Manual Elgar CW P Series Installation 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 12 73 74 On the C slave CW press the ENTER SAVE button Rotate the left knob until the left display reads Addr Rotate the right knob until the right display reads 1 Press the ENTER SAVE button Press the ENTER SAVE button Rotate the left knob until the left display reads ChAn Rotate the right knob until the right display reads C Press the ENTER SAVE button Power down six CW power supplies Connect Elgar cable 890 497 40 between the A master Analog Slave and the A slave Analog Slave connectors Connect Elgar cable 890 497 40 between the B master Analog Slave and the B slave Analog Slave connectors Connect Elgar cable 890 497 40 between the C master Analog Slave and the C slave Analog Slave connectors Connect up all of the daisy chained cables The unit order is suggested below in steps 67 through 71 As long as A master
28. e CW 801P CW 1251P CW 2501P Accuracy Resolution 0 to 25A 0 to 35A 0 to 70A 2 of range typical at gt 2 of RMS current range 0 1A 45 to 500 Hz H Option 45 to 1000 Hz 0 02 of value 0 1 Hz O to 800W 0 to 1250W 0 to 2500W 2 of range for linear loads typical 1W 0 to 800 VA 0 to 1250 VA 0 to 2500 VA 2 of range for linear loads typical 1 VA Operation Manual Elgar CW P Series Specifications POWER FACTOR Range 0 to 1 Accuracy 4 of range for linear loads typical at gt 10 of power range Resolution 0 01 CREST FACTOR Range Oto 3 5 Accuracy 5 of range typical at 10 of RMS current range Resolution 0 01 1 3 Input VOLTAGE AND FREQUENCY CW 801P 90 to 264 VRMS 47 to 63 Hz single phase CW 1251P 103 to 264 VRMS 47 to 63 Hz single phase CW 2501P 180 to 264 VRMS 47 to 63 Hz single phase CURRENT CW BO1P H V 13 5 ARMS maximum at 90 VRMS CW 1251P H V 17 7 ARMS maximum at 103 VRMS CW 2501P H V 19 7 ARMS maximum at 180 VRMS POWER FACTOR gt 0 99 typical at full load nominal line EFFICIENCY gt 73 typical at full load H Option V Option at 1 000 Hz CW 801P gt 68 typical CW 1251P gt 70 typical CW 2501P gt 72 typical Note In a parallel system the current power displayed on the master unit is the sum of all units in the system Operation Manual 1 5 Specifications Elgar CW P Series 1 4 Protection Overcurrent Shutdo
29. e displayed value See Section 4 3 3 Program Frequency Press the right PROGRAM button repeatedly until the Freq LED is illuminated Rotate the right knob until the display reads the frequency setpoint that is desired The output terminals will source AC at the displayed frequency setpoint 4 2 Measurement Operations 4 2 1 Supply Measurements on the Left Display To change which item is displayed at measure time press MEASURE repeatedly until the desired LED is illuminated Measured Output Voltage When the left MEASURE and the VOLTS LEDs are illuminated the output voltage is displayed on the left display dB Operation Manual Elgar CW P Series Programming Measured Wattage When the left MEASURE and the WATTS LEDs are illuminated the wattage being sourced at the output terminals is displayed on the left display Displaying Overvoltage Setpoint When the left MEASURE and the OVP LEDs are illuminated the over voltage setpoint is displayed on the left display Measured Volt Amps When the left MEASURE and the VA LEDs are illuminated the apparent power in volt amps being sourced at the output terminals is displayed on the left display Measured Power Factor When the left MEASURE and the PF LEDs are illuminated the power factor measured at the output terminals is displayed on the left display 4 2 2 Supply Measurements on the Right Display To change which item is displayed at measure time press MEASURE repeatedl
30. e world Trademarks AMETEK is a registered trademark of AMETEK Inc Other trademarks registered trademarks and product names are the property of their respective owners and are used herein for identification purposes only Notice of Copyright CW P Series Programmable AC Power Source Operation Manual 2010 AMETEK Programmable Power Inc All rights reserved Exclusion for Documentation UNLESS SPECIFICALLY AGREED TO IN WRITING AMETEK PROGRAMMABLE POWER INC AMETEK a MAKES NO WARRANTY AS TO THE ACCURACY SUFFICIENCY OR SUITABILITY OF ANY TECHNICAL OR OTHER INFORMATION PROVIDED IN ITS MANUALS OR OTHER DOCUMENTATION 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 AND c REMINDS YOU THAT IF THIS MANUAL IS IN ANY LANGUAGE OTHER THAN ENGLISH ALTHOUGH STEPS HAVE BEEN TAKEN TO MAINTAIN THE ACCURACY OF THE TRANSLATION THE ACCURACY CANNOT BE GUARANTEED APPROVED AMETEK CONTENT IS CONTAINED WITH THE ENGLISH LANGUAGE VERSION WHICH IS POSTED AT WWW PROGRAMMABLEPOWER COM Date and Revision March 2011 Revision J Part Number M161691 01 Contact Information Telephone 800 733 5427 toll free in North America 858 450 0085 direct Fax 858 458 0267 Email sales programmablepower com service pro
31. eeeseeeees 4 1 5 1 Programming the CW Via the Front Panel 4 1 5 1 1 VOLTAGE POMER Section GE AG Eg es ene ed 4 2 5 1 2 CURRENT FREQUENCY Section ll 4 2 5 2 Measurement Operations eee 4 2 5 2 1 Supply Measurements on the Left Display 4 2 5 2 2 Supply Measurements on the Right Display 4 3 5 3 Menu Operations asas ese ee Cabinda ee GR RE he 4 4 5 31 sell desk an ee aoa a o can nn a a na 4 5 5 3 2 Ser GPIB AA RE EA EO EL 4 5 5 3 3 Specify Current Limit TYDENS 4 6 5 3 4 Specify Shutdown Delay ee ee n 4 6 5 3 5 Specify Program Keys Locked Mode iese ee ee ee 4 6 5 3 6 Store Present Machine Settings cccceeeeeeeeeeeeeeeeeeeeeeeee 4 6 5 3 7 Recall Machine Settings ee ee 4 7 5 3 8 Specify Relay State After Power Up Initialization 4 7 5 3 9 Clock Direction serrana 4 7 5 3 10 Analog Input State nnn na 4 7 vi Operation Manual Elgar CW P Series Contents 5 3 11 RMS Voltage Loop iii iss ede dias eos add ee nda ad 4 8 5 812 Phase A USSU ER rade aa ela ER da o 4 8 5 313 Phase BONSel aaa sil 4 8 5 3 14 Phase ONSeh ns car tase ae ad adiada 4 8 5 3 15 Slave Channel ER iara dan AS ee RR aa ds a ER ee 4 8 5 816 Slave Address EERS EE EE ERGER SE aay 4 8 53 17 Slave CONNQUIALON ect c tec EG EE GE aaa 4 8 SECTION 6 M
32. field of the current carrying conductors becomes more significant in terms of adverse coupling to adjacent electrical circuits Use twisted pairs to help cancel these effects Shielded twisted pairs are even better Avoid close coupling with nearby cables by using separate cable runs for high power and low power cables The above general values and recommendations should be reviewed modified and amended as necessary for each application Cables should be marked with appropriate safety WARNING decals as hazardous voltages may be present Operation Manual Elgar CW P Series Installation 2 3 Mounting Instructions Refer to Figure 2 1 through Figure 2 4 for mounting dimensions and other installation information for the CW Series power supplies The units are equipped with mounting feet for bench top use They are mounted to the chassis with pem nuts and may be removed easily for rack mount application The units are 3 5 and 5 25 89 mm and 133 mm high and are designed to be installed in a standard 19 483 mm RETMA rack Pem nuts have been built into the chassis for mounting optional slides The CW mounting kit Elgar part number K161570 01 contains the appropriate slides and mounting brackets If you elect not to use slides mount the unit with standard support angles to sustain the weight of the unit in the rack Note that the front panel mounting ears are not intended to support its weight in rack mounting For installations th
33. from instruments and corresponding loads When specifying wire gauge the operating temperature needs to be considered Wire gauge current capability and insulation performance drops with the increased temperature developed within a cable bundle and with increased environmental temperature Thus short cables with generously derated gauge and insulation properties are recommended for power source applications Avoid using published commercial utility wiring codes which are designed for the internal wiring of homes and buildings Although these codes accommodate the safety factors of wiring loss heat breakdown insulation aging etc they consider that up to 5 voltage drop is acceptable Such a loss directly detracts from the quality performance specifications of this Elgar instrument Frequently these codes do not consider bundles of wire within a cable arrangement In high performance applications as in motor start up and associated inrush transient currents additional consideration is required The cable wire gauge must consider peak voltages and currents that may be up to ten times the average values An underrated wire gauge adds losses that alter the inrush characteristics of the application and thus the expected performance Table 2 1 identifies popular ratings for DC and AC power source cable wire gauges Column 1 Column 2 Column 3 Column 4 Size AWG Amperes Max Ohms 100 ft 1 way IR Drop 100 ft Col 2 x Col 3 0 257
34. grammablepower com Web www programmablepower com This page intentionally left blank Important Safety Instructions Before applying power to the system verify that your product is configured properly for your particular application Hazardous voltages may be present when covers are removed Qualified personnel must use extreme caution when servicing this equipment Circuit boards test points and output voltages also may be floating above WARNING below chassis ground _ The equipment used contains ESD sensitive ports When installing equipment follow ESD Safety Procedures Electrostatic discharges might WARNING cause damage to the equipment Only qualified personnel who deal with attendant hazards in power supplies are allowed to perform installation and servicing Ensure that the AC power line ground is connected properly to the Power Rack input connector or chassis Similarly other power ground lines including those to application and maintenance equipment must be grounded properly for both personnel and equipment safety Always ensure that facility AC input power is de energized prior to connecting or disconnecting any cable In normal operation the operator does not have access to hazardous voltages within the chassis However depending on the user s application configuration HIGH VOLTAGES HAZARDOUS TO HUMAN SAFETY may be normally generated on the output terminals The customer user must ensure that the out
35. he dialed in memory location Valid memory locations are 0 to 99 RCL nn System state number 99 is the factory default state The following are the default factory settings e Volts 0 0 e Frequency 60 e Current Limit MAX e Current Limit Type Shut Fold FOLDBACK e Current Limit Shutdown Time 200 ms e Voltage Range LOW e Overvoltage MAX e Analog Input OFF e Clock Signal Direction OUT 4 3 8 Specify Relay State After Power Up Initialization This menu item specifies whether the CW automatically closes its output relay as soon as power up self test succeeds In RUN mode the relay automatically closes as does any properly specified and connected slaves INIT RUN STBY 4 3 9 Clock Direction This menu item specifies whether the clock line is used as a zero crossing indication or a phase locked loop signal source CLOC OUT IN 4 3 10 Analog Input State This menu item specifies if an analog input signal as applied to the M S IN connector will be used as the programming source for the output voltage adjusting it from zero to a maximum value set by the front panel controls or through GPIB RS 232 commands AINP OFF ON Operation Manual 4 7 Programming Elgar CW P Series 4 3 11 RMS Voltage Loop This entry specifies whether the RMS voltage loop is on or off When the voltage loop is turned on the RMS output voltage is tightly regulated at the sense point and the output impedance is compensated for When the v
36. herboard 25A 250V T Bussmann MDA V 25 858 325 25 Bussmann C515 1A 858 250 11 FS Motherboara 1A 250V T Litelfuse 230 001S 858 250 11 F4 CW 801P CW 1251P Motherboard 10A 600V DC Littelfuse KLKD10 858 601 10 F4 CW 2501P Motherboard 15A 600V DC Littelfuse KLKD15 858 601 15 Table 5 1 Replacement Fuses CAUTION Fuse replacement should be performed only by qualified service personnel Breaking the quality seal will invalidate the warranty Operation Manual 5 1 Maintenance Elgar CW P Series This page intentionally left blank 5 2 Operation Manual
37. ired for up to 1250 VA 5 25 rack height required for 2500 VA e Bench top or rack mount optional slides available Operation Manual 0 1 0 2 Introduction Elgar CW P Series 1 phase 45 to 500 Hz AC output 45 1000 Hz with H Option Units may be connected in multiphase configuration and or paralleled for higher powers Consult factory for more than two units paralleled Multiphase paralleling cables are optional Transformer coupled output with disconnect relays O to 135V and O to 270V ranges 0 to 155V and 0 to 310V ranges with V Option CW 801P and CW 1251P versions have universal output socket on front panel All units have output power available at rear of unit Remote sense leads for accurate output voltage Input PFC provides maximum utilization of available outlet current and wide range of input voltage and frequency CE mark UL CUL consult factory for availability GPIB and RS 232 control Two large 7 segment LED 4 digit displays on front panel Set volts overvoltage frequency current and overcurrent by two front panel encoders Measure voltage wattage VA power factor current peak current and crest factor Display overvoltage frequency and overcurrent setting Over current shutdown or constant current mode menu selectable Enable disable output voltage rms loop menu selectable Sync in clock out and analog programming of output voltage available through rear panel connector These items are menu sele
38. is the origin all other daisy chained units can be in any order Connect the Elgar cable 890 499 00 between the A master M S OUT and the A slave M S IN Connect the Elgar cable 890 499 00 between the A slave M S OUT and the B master M S IN Connect the Elgar cable 890 499 00 between the B master M S OUT and the B slave M S IN Connect the Elgar cable 890 499 00 between the B slave M S OUT and the C master M S IN Connect the Elgar cable 890 499 00 between the C master M S OUT and the C slave M S IN Connect the load wiring as shown in Figure 2 12 above Power up six CW units simultaneously Control the master slave array by controlling the CW A master via the front panel or its command interface Operation Manual 2 23 Installation Elgar CW P Series This page intentionally left blank 2 24 Operation Manual SECTION 3 OPERATION This section details the front panel operations of the CW series power source including the initialization process and some system operations 3 1 CW Front Panel Controls and Indicators The controls and indicators on the front panel of the CW are detailed below Refer to Figure 3 1 Ccwe01 _ VOLTAGE POWER O VOLTAGE MODE O O OE VEL EN NEL wO o MENU STATUS CURRENT FREQUENCY D CURRENT MODE o Ooo Omar CT CL LILA O lumit MEASURE PROGRAM om or ENTER SAVE ES
39. lation Elgar CW P Series To utilize remote sensing at the user s load follow these steps 1 Remove the protective cover from the terminal block 2 Route the cables through the strain relief device located above the terminal block Twisted shielded leads for power and sense leads are recommended for the lowest noise operation If used shields should be connected to a CW output terminal block GND ground connector as shown in Figure 2 9 3 Disconnect local sense shorting jumpers See Figure 2 9 4 Connect the sense leads as shown in Figure 2 9 5 Reinstall the protective cover on the terminal block OUTPUT LINE NEUT OPTIONAL SENSE LINE GND NEUT SENSE JUMPER can be installed if user load is not grounded AE LOCAL SENSE SHORTING JUMPER LOCAL SENSE SHORTING JUMPER POWER LEAD IMPEDANCE OPTIONAL USER GROUND USER LOAD Figure 2 9 Sense Connections 2 14 Operation Manual Elgar CW P Series Installation 2 8 Remote Control Signal Remote control allows you to set output voltage lock to an external frequency source or send out a TTL compatible sync signal The 9 pin Subminiature D master slave connector labeled M S IN on the rear panel allows you to make the necessary connections for remote control See Figure 2 10 Pins 1 2 3 6 7 and 8 of the M S IN connector provide control signals for multiphase paralleled systems do n
40. litude Stability Load Regulation Line Regulation Remote Voltage Sense CURRENT CW 801P H CW 1251P H CW 2501P H CW 801P V CW 1251P V CW 2501P V Accuracy Resolution FREQUENCY Range Accuracy Resolution Elgar CW P Series 0 25 typical lt 60 Hz add 0 05 10 Hz from gt 60 Hz to 100 Hz add 0 5 100 Hz at gt 100 Hz H Option 0 5 typical lt 60 Hz add 0 05 10 Hz from gt 60 Hz to 100 Hz add 0 5 100 Hz at gt 100 Hz up to 3 7 increasing to 6 at 10 of full scale voltage 100 full scale current and full scale frequency 0 05 of full scale over 8 hours at constant line load and temperature after 15 minute warm up typical 0 1 full scale voltage for full resistive load to no load lt 10 mVRMS typical measured at point of sense 0 1 of full scale voltage for a 10 line change from nominal line voltage lt 5 mVRMS typical measured at point of sense 5 VRMS total lead voltage drop 6 0 ARMS 135 VAC range 3 0 ARMS 270 VAC range 9 4 ARMS 135 VAC range 4 7 ARMS 270 VAC range 18 6 ARMS 135 VAC range 9 3 ARMS 270 VAC range 5 2 ARMS 155 VAC range 2 6 ARMS 310 VAC range 8 2 ARMS 155 VAC range 4 1 ARMS 310 VAC range 16 2 ARMS 155 VAC range 8 1 ARMS 310 VAC range 0 5 of full scale typical for linear loads and gt 0 12 ARMS for CW 801P gt 0 19 ARMS for CW 1251P gt 0 37 ARMS for CW 2501P H Option V Option 0 75 of full scale and lt 500 Hz 1 0
41. nded Cables ccccccceeeeeeeesecceeeeeeeeeeeesenneeeeeeeees 2 11 Table 6 1 Replacement Fuses seara 5 1 viii Operation Manual SECTION 0 INTRODUCTION Elgar s ContinuousWave CW Series power sources deliver 800 VA or 1250 VA in a 2U high 3 5 inches and 2500 VA in a 5 25 inch benchtop or rackmount chassis Higher power and multiphase can be achieved by paralleling and multiphase interconnection This requires optional slave cables The switchmode Power Factor Corrected PFC input stage allows a wide range of input voltage and maximizes the power available from a wall outlet The CW series units are available in manual and programmable versions This operation manual covers the programmable versions only Voltage current and frequency settings are quickly adjusted from the front panel encoders In addition the sources can be programmed remotely from the rear panel GPIB RS 232 or analog port The output is protected against overvoltage overcurrent and overtemperature conditions A two speed fan results in quieter operation at lower power levels 7 j AC Ponor Source 1 D voLTAGE MODE VRANGE FN vars O 7AA O Figure 0 1 ContinuousWave Front Panel Model CW 801P Key features of the CW Series AC power sources include e High performance value design e 800 1250 and 2500 VA units available e Low profile 3 5 rack height requ
42. ng knobs slowly the changing parameter steps up down in small steps By increasing the rotation speed of the knob an acceleration algorithm will increase the size of the changed value granularity and the parameter will increase decrease faster OperationManual gg Programming Elgar CW P Series 4 1 1 VOLTAGE POWER Section Change Voltage Range To change the voltage range from High to Low or vice versa press the V RANGE button after pressing PROGRAM The output relay will open if it was closed and the voltage will be set to 0 The unit will remain in program voltage mode to allow reprogramming of the voltage Program Output Voltage Setpoint Press the left PROGRAM button repeatedly until the VOLTS LED is illuminated Rotate the left knob until the display reads the voltage that is desired The output will change to source this displayed voltage Program Overvoltage Setpoint Press the left PROGRAM button repeatedly until the OVP LED is illuminated Rotate the left knob until the display reads the over voltage setpoint that is desired The output terminals will be protected for overvoltage sensed at or above this displayed voltage 4 1 2 CURRENT FREQUENCY Section Program Current Limit Press the right PROGRAM button repeatedly until the AMPS LED is illuminated Rotate the right knob until the display reads the current limit setpoint that is desired The output terminals will foldback or shutdown user selectable at or above th
43. oltage loop is off the output impedance is not compensated for LOOP OFF ON 4 3 12 Phase A Offset This setting specifies the offset of the phase A output zero crossing in relation to the externally applied phase lock loop signal in degrees CLPH 0 360 4 3 13 Phase B Offset This setting specifies the offset of the phase B waveform in relation to the phase A waveform in degrees PHB 0 360 4 3 14 Phase C Offset This setting specifies the offset of the phase C waveform in relation to the phase A waveform in degrees PHC 0 360 4 3 15 Slave Channel Refer to Section 2 9 Master Slave Configurations for usage CHAN A B orC 4 3 16 Slave Address Refer to Section 2 9 Master Slave Configurations for usage ADDR 0 5 4 3 17 Slave Configuration Refer to Section 2 9 Master Slave Configurations for usage CONF AOAO AOCS dB Operation Manual SECTION 5 MAINTENANCE 5 1 Periodic Service No routine maintenance on the CW Series unit is required aside from periodic cleaning Once a unit is removed from service it may be cleaned with isopropyl alcohol or an equivalent solvent on the metal surfaces and a weak solution of soap and water on the front panel Remove dust from in and around components on the printed circuit boards taking suitable measures to control electrostatic discharge ESD 5 2 Fuse Replacement Replacement fuses for the CW Series supply are listed below in Table 5 1 F1 F2 Mot
44. on e Displays PASS x xx or FAIL x xx to report the results of the testing e Upon passing the tests the CW will read in the Oth system parameter set from EEPROM memory and the CW and any attached slaves will be configured in accordance with these parameters e lf the CW has been configured previously to autostart after power cycle the output relay will close If the CW is the master of a set of CW units all relays will be commanded to close e The VOLTAGE POWER section of the front panel will now display measured volts The MEASURE and VOLTS LEDs will be illuminated The V RANGE LED will be lit according to the range recalled from location 0 e The CRRENT FREQUENCY section will display the measured current The MEASURE and AMPS LEDs will be illuminated e If the unit fails self test the display will read FAIL x xx and the output relay will be inoperable Operation Manual 3 5 Operation Elgar CW P Series 3 4 Programmed Frequency Steps The allowed frequency delta for programmed frequency steps is a function of programmed output voltage and phase angle for models with the V Option At programmed phase angles greater than 90 and programmed output voltage greater than 270 VRMS the allowed frequency step is 45 500 Hz At programmed phase angles greater than 90 and programmed output voltage of 310 VRMS the allowed frequency step is reduced to 45 250 Hz Exceeding the allowed frequency step could result in
45. or the purpose of returning the unit to a standalone or different slave configuration Note Remove load wiring before reconfiguring a slave unit via the menu or command interfaces The CW P series power supplies are configured for master slave operations in the following order 1 Disconnect load wiring to the individual CW power supply 2 Disconnect any master slave wiring M S IN M S OUT and Analog Slave cables 3 Ensure that source mains are connected and power up the CW 4 Through the front panel menu system or through the command interface specify the location of the CW in the master slave matrix See Sections 2 9 1 and 2 9 2 for examples 5 Perform steps 1 3 for all CW units in the matrix 2 16 Operation Manual Elgar CW P Series Installation 6 Power up all CW units simultaneously and ensure that each unit is reporting its address properly on the front panel 7 Power down all CW units 8 Connect load wiring as documented below 9 Connect M S OUT and M S IN cables Elgar PN 890 499 00 between each CW in a daisy chain pattern 10 Connect master slave analog slave cables Elgar PN 890 497 40 from master to slave one on each master slave pair 11 Power up all CW units simultaneously or the master unit last 12 Perform all control operations on the A phase CW master unit This manual provides methods used to parallel a configuration of two units per phase 2 9 1 Setup for Single Phase Two Units SY
46. orming the power up operations the CW reads storage location 0 for the voltage range and the five program values The CW enters into left and right measure modes The VOLTS LED on the left and the AMPS LED on the right will be illuminated and the measured volts and measured amps will be displayed Specify which measurement to display in the VOLTAGE POWER section of the front panel by pressing the left MEASURE button until the VOLTS WATTS VA PF or OVP appears on the left display The relevant LED will be illuminated Press the right MEASURE button to specify which parameter AMPS Hz Pk AMPS CF or LIMIT is displayed in the CURRENT FREQUENCY section of the front panel The relevant LED will be illuminated Press the left PROGRAM button to program the left side Voltage or OVP setpoints Once in Program mode the last program operation is automatically re entered the relevant LED is lit and the display changes to indicate the program value that is selected to change If the PROGRAM button is pressed again the next programmable setpoint parameter is displayed and the relevant LED is lit to annunciate the new selection While the PROGRAM LED is illuminated turn the rotary knob to change the displayed parameter As the knob is rotated the parameter is increased or decreased in value The change made to the programmable parameter overrides the original value The CW output is opened and closed by pressing the OFF RESET button in the OUTPUT
47. ot make any user connections to these pins Ina multiphase paralleled system the master unit uses the M S IN connector for analog amplitude control or synchronizing to external frequency sources Pin Number Function User Ground at GPIB Ground potential Analog Amplitude Control 0 to 5 VDC for zero to set maximum voltage Clock Lock Input Output 1 2 3 6 7 8 Do not make connection Figure 2 10 M S IN Connector 2 8 1 Analog Amplitude Control e Set unit to Analog In analog input state ON See Section 4 3 10 e Set HIGH or LOW range and maximum output voltage corresponding to 5 VDC analog amplitude control by front panel GPIB or RS232 command e Oto 5 VDC will set the output from O to the maximum voltage programmed on the range selected as set by front panel controls GPIB or RS232 command e f needed set Program keys locked mode See section 4 3 5 2 8 2 Lock to External Frequency Source e Set direction of Clock to IN see Section 4 3 9 e Signal can be 2 to 12V amplitude and at least 10 microseconds wide Triggering shall occur on the leading edge of the pulse For zero programmed phase delay the output sinewave shall go from zero to positive e Delay angle can be programmed 0 to 359 degrees with a resolution of 1 degree e Input impedance is typically 10k ohm Operation Manual 2 15 Installation Elgar CW P Series 2 8 3 Sync Output Pulse e Set direction of Clock to
48. put power lines are labeled properly as to the safety hazards and that any inadvertent contact with hazardous voltages is eliminated Guard against risks of electrical shock during open cover checks by not touching any portion of the electrical circuits Even when power is off capacitors may retain an electrical charge Use safety glasses during open cover checks to avoid personal injury by any sudden component failure Neither AMETEK Programmable Power Inc San Diego California USA nor any of the subsidiary sales organizations can accept any responsibility for personnel material or inconsequential injury loss or damage that results from improper use of the equipment and accessories SAFETY SYMBOLS AN WARNING N CAUTION Risk of Electrical Shock Refer to Accompanying Documents O Off Supply Direct Current DC Standby Supply m Alternating Current AC On Supply 3 Three Phase Alternating Current OO Protective Conductor Terminal on Earth Ground Terminal EE Fuse L Chassis Ground Product Family CW801P CW1251P CW2501P CW801P H CW1251P H CW2501P H CW801P V CW1251P V CW2501P V Warranty Period One Year WARRANTY TERMS AMETEK Programmable Power Inc AMETEK provides this written warranty covering the Product stated above and if the Buyer discovers and notifies AMETEK in writing of any defect in material or workmanship within the applicable warranty period stated above then AMETEK may at its
49. r has only one slave e SYST SLAVECONFIG AOB1 Specifies that this A phase master has a B phase slave and each unit has a slave for a total of 4 CW units e SYST SLAVECONFIG A0C1 Specifies that this A phase master has a B phase slave and a C phase slave and each unit has a slave for a total of 6 CW units e SYST SLAVECONFIG Returns the present parameter setting Note The SLAVECONFIG parameter only applies if the SLAVEADDR is set to 0 and the SLAVECHAN is set to A on the A master unit Only the A phase master uses this parameter 2 Setting the Slave address parameter via the command interface e SYST SLAVEADDR O Specifies that this CW is the top unit for A B or C phases e SYST SLAVEADDR Returns the present address parameter 3 Setting the Slave phase parameter via the command interface e SYST SLAVECHAN A Specifies that this CW is in the A channel either the master or a slave e SYST SLAVECHAN B Specifies that this CW is in the B channel and by definition a slave e SYST SLAVECHAN C_ Specifies that this CW is in the C channel and by definition a slave e SYST SLAVECHAN Returns the present phase assignment set Operation Manual 2 19 Installation Elgar CW P Series 2 9 2 Setup for Three Phase Two Units per Phase SYNC ANALOG IN LINE LINE GROUND Ra
50. ration Manual 4 5 Programming Elgar CW P Series 4 3 3 Specify Current Limit Type This menu item specifies whether the CW will shut down after a delay or fold back voltage to maintain the presently set current at the output terminals CURR SHUT FOLD 4 3 4 Specify Shutdown Delay This menu item specifies the amount of time that the CW will fold back before shutting down when the current is exceeded and the above mode is in shutdown mode The range is 0 to 3000 milliseconds CDLY nnn e g 200 4 3 5 Specify Program Keys Locked Mode This menu item specifies whether the PROGRAM buttons will be operable When the PROGRAM buttons are locked this is the only menu item that operates PROG ENA DIS 4 3 6 Store Present Machine Settings This menu item when saved not cancelled by the user will gather up any changes made while in the menu system and save them along with the present system state to the dialed in memory location Valid memory locations are 0 to 98 STO nn System Parameters Saved and Recalled e Volts e Frequency e Current Limit e Current Limit Type Shut Fold e Current Limit Shutdown Time e Voltage Range Low High e Overvoltage e Analog Input on off e Clock signal direction input output AE Operation Manual Elgar CW P Series Programming 4 3 7 Recall Machine Settings This menu item when saved not cancelled by the user will recall to the present system the system state that was saved in t
51. rrent available on the low voltage range is twice that available on the high voltage range LEDs The indicator lights on the right side of the VOLTAGE POWER section VOLTS WATTS VA PF OVP identify the currently displayed measurement during the Program and Measure functions MEASURE Button Use this button to specify what measurement is displayed As you press the button repeatedly to cycle through the parameters the associated LED illuminates to indicate the measurement shown in the four digit display The MEASURE lamp is illuminated when using the Measure function PROGRAM Button Press this button to change the output voltage or OVP setpoint The PROGRAM lamp is illuminated when using the Program function Rotary Knob This large multi turn knob allows you to easily select the desired power supply voltage power parameters MENU STATUS Section These controls and indicators located in the center of the front panel are used to make changes to non displayed system parameters ENTER SAVE Button Press this button to enter the Menu system in order to display and or make changes to the system parameter settings After specifying the new setting press this button again to accept and apply the change to the currently selected parameter To modify more than one item in the menu system press ENTER SAVE after each parameter modification once to save the change and once more to re enter the menu system Operation Manual Elgar C
52. t knob until the right display reads O Press the ENTER SAVE button On the A slave CW press the ENTER SAVE button Rotate the left knob until the left display reads Addr Rotate the right knob until the right display reads 1 Press the ENTER SAVE button Press the ENTER SAVE button Rotate the left knob until the left display reads ChAn Operation Manual 2 21 Installation Elgar CW P Series 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 Rotate the right knob until the right display reads A Press the ENTER SAVE button Set up the B phase On the B master CW press the ENTER SAVE button Rotate the left knob until the left display reads Addr Rotate the right knob until the right display reads 0 Press the ENTER SAVE button Press the ENTER SAVE button Rotate the left knob until the left display reads ChAn Rotate the right knob until the right display reads B Press the ENTER SAVE button On the B slave CW press the ENTER SAVE button Rotate the left knob until the left display reads Addr Rotate the right knob until the right display reads 1 Press the ENTER SAVE button Press the ENTER SAVE button Rotate the left knob until the left display reads ChAn Rotate the right knob until the right display reads B Press the ENTER SAVE button Set up the C phas
53. tthe GPIB port address e Specify current Foldback Shutdown e Specify current shutdown delay e Specify PROGRAM keys lock out e Store system parameters e Recall system parameters e Specify whether the output relay will automatically close at power up e Specify Clock Signal as an Input or an Output e Analog input e RMS loop On Off e Phase A offset e Phase B offset e Phase C offset e Slave channel e Slave address e Slave configuration The menu is flat in its design and the various major nodes are available by rotating the left knob either clockwise or counterclockwise to move either down or up on the list given here dA Operation Manual Elgar CW P Series Programming The Menu LED is used to indicate if changes have been introduced into the menu system If there have been no changes the LED will light steadily If the operator has introduced some change to a menu variable the LED will blink The Menu LED is illuminated steadily when the menu system is entered indicating that nothing has yet been changed When the LED is lit steadily the ENTER SAVE and ESCAPE buttons perform the same action that being the menu system will be exited when either one is pressed When the menu item to be changed is selected with the left rotary knob use the right rotary knob to change the specific parameter selected When you make any change to a menu parameter with the right knob the MENU LED blinks and the left knob is locked out Press
54. umber K161570 01 Multiphase Parallel Cable Elgar part number 890 499 00 Master Slave Cable Elgar part number 890 497 40 S Sync In Out Clock Lock H Expanded Frequency Range 45 to 1000 Hz V Expanded Voltage Range 0 155 0 310 VRMS Note Product specifications are subject to change without notice Operation Manual 1 7 Specifications Elgar CW P Series This page intentionally left blank 1 8 Operation Manual SECTION 2 INSTALLATION The Elgar CW series power supply has been fully calibrated and tested prior to shipment The instrument is ready for immediate use upon receipt CAUTION The CW unit weighs from 48 to 86 Ibs 22 to 40 kg depending on the model A two person lift is recommended WARNING Hazardous voltages are present when operating this equipment Please read the Safety Notice at the beginning of this manual prior to installation operation or maintenance 2 1 Unpacking Perform a visual inspection of the shipping container prior to accepting the package from the carrier If extensive damage to the shipping container is evident a description of the damage should be noted on the carrier s receipt and signed by the driver of the carrier agent Perform a visual inspection of the instrument when it is removed from the shipping container Check for shipping damage such as dents scratches distortion and damaged connectors If damage is not apparent until the instrument is unpacked a claim for conceale
55. wn mode Accuracy 1 of full scale for linear loads with current gt 0 2 ARMS for CW 801P CW 1251P gt 0 4ARMS for CW 2501P Over Voltage Accuracy 2 of full scale Range 35 300 VAC V Option 35 344 VAC Over Temperature Internal monitor Isolation Range 500 VRMS between either output terminal and chassis 1 5 Rear Panel Connections GPIB RS 232 M S OUT M S IN ANALOG SLAVE Power In and Power Out Terminal Strips see Sections 2 5 and 2 6 1 6 General DIMENSIONS CW 801P 3 5 89 mm Hx 19 483 mm W x 20 6 524 mm D CW 1251P 3 5 89 mm Hx 19 483 mm W x 20 6 524 mm D CW 2501P 5 25 133 mm H x 19 483 mm W x 20 6 524 mm D WEIGHT CW 801P 48 lbs 22 kg CW 1251P 53 Ibs 24 kg CW 2501P 86 lbs 40 kg 1 6 Operation Manual Elgar CW P Series Specifications SHIPPING WEIGHT CW 801P 55 25 Ibs 25 kg CW 1251P 60 25 Ibs 27 kg CW 2501P 93 25 Ibs 43 kg REGULATORY COMPLIANCE CE mark UL and CUL consult factory for availability ENVIRONMENTAL Cooling Dual fan speed with side air intake exhaust to rear Operating Temperature Oto 40 C Storage Temperature 40 to 70 C Humidity 0 to 85 at 25 C derate to 50 above 40 C non condensing Altitude Operating full power available up to 6 000 feet non operating to 40 000 feet Installation Category III Pollution Degree 2 FOR INDOOR USE ONLY 1 7 Options and Accessories Rack Slide Kit Elgar part n
56. y until the desired LED is illuminated Measured Current When the right MEASURE and the AMPS LEDs are illuminated the RMS current measured at the output terminals is displayed on the right display Measured Frequency When the right MEASURE and the Hz LEDs are illuminated the frequency measured at the output terminals is displayed on the right display Instantaneous Peak Current When the right MEASURE and the Pk AMPS LEDs are illuminated the instantaneous peak current is displayed on the right display Measured Crest Factor When the right MEASURE and the CF LEDs are illuminated the crest factor measured at the output terminals is displayed on the right display Note When the output current is less than 5 of the full rated current the crest factor is not applicable The SLAVECONFIG parameter only applies if the SLAVEADDR is set to 0 and the SLAVECHAN is set to A on the A master unit Only the A phase master uses this parameter Operation Manual 4 3 Programming Elgar CW P Series 4 3 Menu Operations There are two buttons in the Menu section of the front panel ENTER SAVE and ESCAPE Press the ENTER button to enter the Menu system The MENU STATUS LED lights and the left and right displays are overridden to provide menu system readouts When in the Menu mode the two MEASURE and two PROGRAM LEDs are all turned off Use the Menu system to display and or change the following parameters e Checkthe self test result e Se

CW-P SERIES PROGRAMMABLE AC POWER SOURCE

Contents

Download Pdf Manuals

Related Search

Related Contents