RFD-200 S3 User`s Manual - Vanguard Instruments Company, Inc.
Contents
1. 5 Table 3 RFD 200 53 Timing ACCUFSCV aaa aaa dl rate m a stes vo ni ik ak po kon n l an e l a ki paf ap so kika ou kl 5 LIST OF FIGURES Figure 1 RED 200 53 Controls and IndiCabO S isi saa ete disan bal sasa kat pe lete vas kan kar KENA e 6 Figure 2 Typical Over Current Relay 14 Figure 3 Typical Circuit Breaker Timing 16 Figure 4 Typical CT Excitation Test 20 Figure 5 Typical CT Turns Ratio Test 00 0000 0 23 RFD 200 S3 USER S MANUAL REV1 CONVENTIONS USED IN THIS DOCUMENT This document uses the following conventions e Akey switch input or knob on the RFD 200 S3 is indicated as KEY SWITCH INPUT KNOB e RFD 200 S3 LCD screen output is shown as e Warning messages are indicated as e Important notes are indicated as 4 REV1 RFD 200 S3 USER S MANUAL 1 0 INTRODUCTION 11 General Description and Features The RFD 200 S3 is a portable relay test set that delivers performance verification testing of electromechanical electronic and microprocessor based protective relays in their operating installations The RFD 200 S3 is a rugged test set suitable for testing a variety of protection relays operated in both indoor and outdoo2. Connect the RFD 200 S3 AC voltage source to the RFD 200 S3 external voltage meter as shown in Figure 4 Select ON from the control mode area TIMER OUTPUT START orr on START OFF Slowly raise the AC test voltage Observe and record the excitation voltage and current displayed on the LCD screen Continue to raise the test voltage and record the excitation voltage and current readings When the excitation current reaches saturation from 1 5A to 2 0A lower the voltage to zero You can now plot the CT excitation curves using the collected voltage and current readings REV1 RFD 200 53 USER S MANUAL X1 X2 X3 X4 X5 COM 100A 40A METE CONTROL A WY Vanguard Instruments Co Inc Ontaria California USA WADE Bi LISA RFD 200 A3 DIGITAL RELAY TESTER Figure 4 Typical CT Excitation Test Connection RFD 200 S3 USER S MANUAL REV1 3 6 Using the RFD 200 S3 to Measure CT Primary and Secondary Currents Use the steps below to measure the CT primary and secondary currents with the RFD 200 S3 a Connect the RFD 200 S3 current source through the CT primary current path as shown in Figure 5 b Connect the CT secondary winding to the RFD 200 53 EXT INPUT CURRENT input as shown in Figure 5 c Turn on internal and external current display on the RFD 200 S3 by pressing the METER SELECT key You may have to press the key a few times
3. a change of state in the TIMER STOP input is detected TEST COMPLETE The time delay will be displayed on the LCD screen in milliseconds and cycles The injected test current is also displayed on the LCD screen A typical test results screen is shown below actual screen will be flashing mM 11682CY Time delay in seconds and cycles V Mtr 0 003 V Int I 020 Test current injected TMR Dual Input Dual inputs used INTERNAL for START TIMER DRY for STOP TIMER REV1 RFD 200 53 USER S MANUAL 600 MAX A e RS 232 OUTPUT CONTROL START orf RFD 200 3 lt 4 Vanguard Instruments Co Inc Ontario California USA Figure 2 Typical Over Current Relay Connection RFD 200 S3 USER S MANUAL REVI 3 3 Using the RFD 200 S3 s Timer to Test Circuit Breaker Response Time Use the steps below to use the RFD 200 S3 s timer to measure the opening time of a circuit breaker The timer will start when the RFD 200 S3 detects the voltage being applied to the circuit breaker trip coil The timer will stop when the RFD 200 S3 detects that the circuit breaker contact has opened Connect the TIMER START input to the circuit breaker coil terminals as shown Figure 3 Select WET for the TIMER START input The timer will start when the trip coil is energized TIMER START e INTERNAL ory wer Connect the TIMER STOP input to the circuit breaker d
4. Method Output Control Knob Selection Button Power Supply gt ON OFF Button me AY Power Supply Power Supply External Current Timer Current Source and Output Terminals Fuses Input Terminals Voltage Source Control Buttons Auxiliary LCD Screen Power Supply Contrast Control Selection Button Button Figure 1 RFD 200 S3 Controls and Indicators RFD 200 S3 USER S MANUAL REVI 2 0 FUNCTIONAL DESCRIPTION 21 RFD 200 S3 Auxiliary Power Supply AUX PWR 0 ON OFF L wS 24VDC 48VDC 125VDC 6 e e e 24 VDC 124 VDC 240 VDC e e e 1A 25 AZS5A FUSES The RFD 200 S3 provides 3 auxiliary power supplies 24 Vdc 48 Vdc and 125 Vdc for powering electronic relays Each power supply is fuse protected The power supply outputs are controlled by the auxiliary power supply ON OFF button The LED next to the ON OFF button is illuminated when the power supply output is turned on Only one auxiliary power supply can be selected at a time The PWS SELECT button item 21 in Figure 1 is used to select the power supply The active power supply is indicated by illuminated LED above the corresponding voltage label 2 2 RFD 200 S3 Current and Voltage Sources 100A 40A 10A METER SELECT RFD 200 CURRENT i 2 0 250VAC 0 300VDC w The RFD 200 S3 front panel offers three AC current source terminals 100A 40A 10A Only one current source should be used at a time The METER SELE
5. To avoid the risk of introducing additional or unknown hazards do not install substitute parts or perform any unauthorized modification to any RFD 200 S3 test unit To ensure that all designed safety features are maintained it is highly recommended that repairs be performed only by Vanguard Instruments Company factory personnel or by an authorized repair service provider Unauthorized modifications can cause safety hazards and will void the manufacturer s warranty REV1 RFD 200 S3 USER S MANUAL TABLE OF CONTENTS CONVENTIONS USED IN THIS 1 tO INTRODUE TON H 2 1 1 General Description and Features coetui kaa tt o ERES ek ae raz n a fk ka ak kt ek it la n bi 2 1 2 J RFD 200 S3 Technical 5 5 2 200 0 000 4 L3 Contro and ANG CA KO AS fok dw t konten 6 240 FUNCTIONAL DESCRIP Miu E HIDE 7 2 1 RFD 20053 Auxiliary Power Supply kivet ase tayi kak jo as nn tk kn e ap ek tk 7 2 2 RFD 200 S3 Current and Voltage 5 40 2 4444 4412 44 7 eade MR 8 2 3 1 Voltage and Current Source Output 5 112 200 6 6 8 2 22 WED COE ASE CODEFOL
6. factory pre set 50 60 Hz Dimensions 16 8 W x 12 6 H x 12 D 42 7 cm x 32 0 cm x 30 5 cm Weight 35 Ibs 15 9 kg Internal input range 0 250 A Accuracy 2 of reading 10 mA External AC input range 0 6A Accuracy 1 of reading 10mA External DC input range 0 6A Accuracy 0 596 of reading 1 count Measurement Method True RMS for AC 0 600 0V AC accuracy 1 of reading 1 count DC accuracy 0 5 of reading 1 count Measurement Method True RMS for AC 5 0 50 W 1 0 50 W 25 0 50 W 100 0 50 W 500 0 50 W 3A 240 Vac or 120 Vdc 24 Vdc 1 A 48 0 25 A 124 0 125 A Designed to meet IEC61010 1995 UL61010A 1 CSA C22 2 standards Operating 10 C to 50 C 15 F to 122 F Storage 30 C to 70 C 22 F to 158 F 90 RH 40 C 104 F non condensing 2 000 m 6 562 ft to full safety specifications Transportation case One year on parts and labor RFD 200 S3 USER S MANUAL REV1 Table 2 RFD 200 S3 Output Specifications Range 10A 40 A 100A 100A Range 250 Vac Range 300 Vdc Range 0 to 9 999 sec 10 00 to 99 99 sec 100 00 to 999 999 sec Range 0 to 9 999 cycles 1 000 to 49 999 cycles 50 Hz 1 cycle 1 cycle 0 0196 AC CURRENT OUTPUT No Load Voltage Load Voltage Load Current Load Unload Times 90 Vac 75 Vac 10A 2 min 15 min 25 Vac 20 Vac 40A 1 min 15 min 10 Vac 7 25 Vac 100 A 1 min 15 min 10 Vac 3 Vac 250 A 1 sec 5 min AC VOLTAGE O
7. toi re kt on pk tb 8 2 4 Timer Start and Timer Stop INPUTS sasar san agan a AI EA NEGEN EN ER AN WERE 9 2 5 RFD 200 53 POW Er kika an Eten bes ven 9 2 6 RED 200 3 External Voltage 5 E He kaa E S Ee UE Tea Flu eda 10 27 RED 200 3 External Current aa ka a kl teo xou a aurca 10 3 0 OPERATING PROCEDURES rS MI a 11 3 1 Setting the Voltage or Current 5 44 44 24 442 enne nnns 11 3 2 Setting the RFD 200 S3 for a Time Delay 12 3 3 Using the RFD 200 S3 s Timer to Test Circuit Breaker Response TIME 15 3 4 Using the RFD 200 S3 s Timer in Single Input Mode 17 3 5 Using the RFD 200 S3 to Plot a Current Transformer Excitation Curve 19 3 6 Using the RFD 200 S3 to Measure CT Primary and Secondary Currents 21 LIST OF TABLES Table 1 RFD 200 S3 Technical Specifications eee 4 Table 2 RFD 200 53 Output Specifications
8. CT button is used to select whether to display the current generated by the RFD 200 53 or the current input at the EXT INPUT CURRENT terminals The RFD 200 CURRENT LED will be illuminated when an internal RFD 200 current source is in use and the output current is displayed on the LCD The internal current is labeled as Int 1 on the LCD screen as shown below Mtr 0 003 V Ext I 0 001 Two isolated voltage sources are also available 0 250 Vac and one 0 300 Both the current and voltage sources are controlled by the OUTPUT CONTROL knob a REV1 200 S3 USER S MANUAL 2 3 Control Switches CONTRAST TEST TIMER OUTPUT START COMPLETE OUTPUT CONTROL START OFF RFD 200 53 DIGITAL RELAY TESTER gt Vanguard Instruments Co Inc Ontario California USA MADE IN U 5 A 2 3 1 Voltage and Current Source Output Controls The RFD 200 S3 s voltage and current source outputs are controlled by the UP ARROW and DOWN ARROW buttons There are four control settings for the voltage current sources START ON When this mode is selected the RFD 200 S3 turns on the voltage current sources and starts the timer OFF When this mode is selected the voltage current sources are turned off and the timer is stopped ON In this mode both the voltage and current sources are simply turned on and remain on until tu
9. USER S MANUAL RFD 2U0OD CURRENT TIMER START innana wer f gt TIMER STOP 7 FONTRANT TEST TIMER OUTPUT i e START on ony e oun m gt 2 AUX PWR ON OFF START D OFF LI ki RFD 200 lt DIGITAL RELAY TESTER Vanguard Instruments Co Inc m Ontario California USA EIE A RE c RR E ie _ dag a T Vanguard Instruments Company Inc 1520 S Hellman Ave Ontario California 91761 USA July 2012 Revision 1 RFD 200 S3 USER S MANUAL REVI SAFETY SUMMARY FOLLOW EXACT OPERATING PROCEDURES Any deviation from the procedures described in this User s Manual may create one or more safety hazards may damage the RFD 200 53 or cause errors in the test results Vanguard Instruments Company Inc assumes no liability for unsafe or improper use of the RFD 200 S3 safety precautions provided in this manual must be observed during all phases of testing including test preparation test lead connection actual testing and test lead disconnection SAFETY WARNINGS AND CAUTIONS Only trained operators shall use this device All devices under test shall be off line and fully isolated DO NOT MODIFY TEST EQUIPMENT
10. UTPUT No Load Voltage Load Voltage Load Current Load Unload Times 260 Vac 240 Vac 3A 10 min 45 min DC VOLTAGE OUTPUT No Load Voltage Load Voltage Load Current Load Unload Times 300 Vdc 250 Vdc 2A 10 min 45 min Table 3 RFD 200 S3 Timing Accuracy RFD 200 S3 TIMER SECOND DISPLAY IN SECONDS AND CYCLES 50 60 HZ PROGRAMMABLE Resolution Accuracy 1 ms 1 ms 0 01 10 ms 10 ms 0 01 100 ms 100 ms 0 01 TIMER CYCLES DISPLAY Resolution Accuracy 0 1 cycle 0 1 cycle 0 01 REV1 RFD 200 53 USER S MANUAL 1 3 Controls and Indicators The RFD 200 S3 s controls and indicators are shown in Figure 1 The purpose of the controls and indicators may seem obvious but users should become familiar with them before using the RFD 200 S3 Accidental misuse of the controls will usually cause no serious harm Users should also be familiar with the safety summary found on the front page of this User s Manual Current Source Terminals Back lit LCD Screen Gro und Stu Common 100A 40A 10A 20 by 4 lines AC Voltage Voltage Power Power Switch Source Source Resistor with Built in Terminals Terminals Array Circuit Breaker Internal External Current Display Selection Button Auxiliary Contact Output Timer START External Voltage Input Terminals Input Terminals Timer START Method Selection Button R5 232 Interface for Factory Timer STOP Programming Input Terminals misi uini Timer STOP
11. old the TIMER STOP ARROW key for 2 seconds The following screen will be displayed momentarily Trigger Mode Set To Single Input Use the steps below to measure the time a relay contact remains open a Press and hold the TIMER STOP ARROW key for 2 seconds to select Single Input Mode b Connect the TIMER START inputs to the relay s Normally Closed contact c Select DRY mode for the TIMER START input TIMER START e o IHTERMAL ory wer d Select START ON from the control mode area TIMER OUTPUT START on START OFF e Energize the relay coil to open the relay s Normally Closed contact The RFD 200 S3 s timer will start and the time will be displayed on the LCD screen f De energize the relay coil to close the relay contact The RFD 200 S3 s timer will stop and the time will be displayed on the LCD screen nn REV1 RFD 200 53 USER S MANUAL g Press and hold the TIMER STOP ARROW key for 2 seconds to return the RFD 200 S3 s timer to dual input mode The following screen will be displayed momentarily RFD 200 S3 USER S MANUAL REV1 3 5 Using the RFD 200 S3 to Plot a Current Transformer Excitation Curve Use the steps below to find the excitation curves of a current transformer CT Connect the RFD 200 53 voltage source to the secondary winding in series with the external current input as shown in Figure 4
12. r environments The unit s ergonomic design and intuitive control panel layout make it ideal for first time users who have little or no training Built in Digital Timer The RFD 200 S3 s digital timer features independent start and stop trigger inputs designed to measure the time between event transitions and to display the elapsed time in both milli seconds and cycles The RFD 200 S3 s timer has three different trigger inputs Internal Trigger Dry Contact or Wet Contact The Internal Trigger can start or stop the timer by sensing the application or removal of the unit s voltage or current source The Dry Contact can trigger the timer by detecting a change in state of the dry contact input Similarly the Wet Contact can trigger the timer by detecting a change in state of the voltage input Thus the three inputs can trigger the timer by the presence or removal of the unit s voltage or current source or by changes in voltage or current states AC Current Source An AC current source with three outputs 10A 40A and 100A provides test current to relays The current source output can be programmed to synchronize with the RFD 200 S3 s timer After a test is completed the test current reading is latched and displayed on the LCD screen This feature reduces the possibility of overheating the relay coils Auxiliary Output Contact A set of NO NC dry contacts 240 Vac 3A change state when a test is initiated AC Voltage Source An AC voltage sou
13. rce 0 250 Vac is available The AC voltage source output can be programmed to synchronize with the RFD 200 S3 s timer DC Voltage Source A 0 300 Vdc voltage source is also available The DC voltage source can also be programmed to synchronize with the RFD 200 S3 s timer Volt Meter One volt meter input 0 to 600 V input range is available on the RFD 200 S3 RFD 200 S3 USER S MANUAL REV1 Ampere Meters The test current is displayed on the unit s backlit LCD screen that is viewable in both bright sunlight and low light levels The current measuring range is from 0 00 to 250 A A second ampere meter is also available and can be used to read an external current input The external current input is rated at 6 A max and is protected by a circuit breaker Auxiliary AC DC Power Supplies The RFD 200 S3 provides three power supplies 24 Vdc 48 Vdc and 124 Vdc for powering solid state or microprocessor based relays Built in Power Resistor The RFD 200 S3 features built in power resistors for fine current adjustment REV1 RFD 200 53 USER S MANUAL 1 2 TYPE INPUT POWER PHYSICAL SPECIFICATIONS AMPERE METER INPUT RANGES VOLT METER INPUT RANGE POWER RESISTORS DRY CONTACT OUTPUT AUXILIARY POWER SUPPLIES SAFETY ENVIRONMENT HUMIDITY ALTITUDE OPTIONS WARRANTY RFD 200 S3 Technical Specifications Table 1 RFD 200 S3 Technical Specifications Portable relay test set 100 120 Vac or 200 240 Vac
14. rned off by the user The timer is not used in this mode This mode is used to set the voltage or current before performing a test START OFF In this mode the RFD 200 S3 turns off the voltage current sources and starts the timer The selected mode is indicated by an illuminated LED next to the label The voltage and current source settings are controlled by the OUTPUT CONTROL knob 2 3 2 LCD Contrast Control To change the LCD screen s contrast press and hold the CONTRAST button The screen contrast will increase until it reaches the darkest setting Then it will return to the lightest setting and begin increasing the contrast again Release the CONTRAST button when the desired contrast level has been reached The contrast setting will be stored in the RFD 200 S3 s memory RFD 200 S3 USER S MANUAL 1 2 4 Timer Start and Timer Stop Inputs The RFD 200 S3 s built in timer displays the test results in TIMER START both milliseconds and cycles INTERNAL There are three selections for the TIMER START ory Input e e INTERNAL Timer starts when voltage current sources are TIMER STOP turned on or off user selects Start On mode or INTERNAL Start Off mode ory A change in state of a dry contact input after the user has selected the Start On mode or Start Off mode will start the timer e WET A change in state of a voltage input voltage no voltage after the user has selected
15. ry contact as shown in Figure 3 Select DRY for the TIMER STOP input The timer will stop when the circuit breaker contact is opened TIMER STOP INTERNAL en Turn the VOLTAGE CONTROL knob counter clockwise to zero until it can no longer be turned Select START ON from the control mode area TIMER OUTPUT START on on START OFF Open the circuit breaker The RFD 200 S3 s timer will start when the circuit breaker coil voltage is detected and it will stop when the circuit breaker contact has opened The TEST COMPLETE LED will be illuminated when the test has finished The time will be displayed on the LCD screen in milliseconds and cycles REV1 RFD 200 53 USER S MANUAL f CONTROL 11 CIRCUIT GS RFD 200 43 DeuTALEELAY CONTACT K Vanguard Instruments Co Inc MOT eid Figure 3 Typical Circuit Breaker Timing Connection RFD 200 S3 USER S MANUAL REVI 3 4 Using the RFD 200 S3 s Timer in Single Input Mode The RFD 200 S3 s timer can also be started and stopped with only the TIMER START input This feature is handy for measuring the time duration of the TIMER START input when it changes states and then returns to the previous state as shown below Time Duration Measured CLOSE OPEN This features works only with the DRY or WET mode of the TIMER START input To select the single input mode press and h
16. test is initiated RFD 200 S3 USER S MANUAL REVI 3 0 OPERATING PROCEDURES 3 14 Setting the Voltage or Current Source Use the steps below to set the voltage or current source a Ensure that the RFD 200 S3 output is off When the unit is first turned on the output will be off by default TIMER OUTPUT START on a or START OFF b Connect the device under test DUT to an RFD 200 S3 voltage or current output If the RFD 200 S3 voltage source is used the voltage can be monitored using the RFD 200 S3 s EXTERNAL VOLTAGE INPUT To monitor the voltage connect the RFD 200 S3 voltage source output to the RFD 200 S3 s VOLTAGE INPUT terminals c Turn the OUTPUT CONTROL knob counter clockwise to the zero position until the knob will no longer turn d Select ON by pressing the DOWN ARROW key in the control mode area The ON LED will be illuminated and the unit will start beeping TIMER OUTPUT START on a on START OFF e Turn the OUTPUT CONTROL knob clockwise up to the desired voltage or current The voltage or current settings will be displayed on the LCD screen as shown below OmS 0 0 V Mtr 0 004 V Int I 1 380 TMR Dual Input REV1 RFD 200 53 USER S MANUAL 3 2 Setting the RFD 200 S3 for a Time Delay Test Use the steps below to measure an over current relay time delay a Connect the RFD 200 S3 current source outp
17. the Start On mode or Start Off mode will start the timer There are three selections for the TIMER STOP input e INTERNAL Timer stops when the user selects OFF mode e DRY A change in state of a dry contact input after the timer has started will stop the timer e WET A change in state of a wet contact input after the timer has started will stop the timer 2 5 RFD 200 S3 Power Resistors Five power resistor connections are available on the RFD 200 S3 A finer control of the current output can be achieved by connecting one or more resistors in series with the current source REV1 200 53 USER S MANUAL 2 6 RFD 200 S3 External Voltage Input en One external voltage input is available on the RFD 200 S3 Maximum input voltage is 600V The external voltage is labeled as V Mtr on the e e LCD screen as shown below 600V MAX V Mtr 0 003 V Int I 0 080 External Voltage TMR Single Input 2 7 RFD 200 S3 External Current Input The RFD 200 S3 features one external current input The maximum input current is 6A The external current is labeled as EXT l on the LCD screen as shown below CURRENT INPUT omg 6A V Mtr 0 003 V Int I 0 080 A Ext I 1 External Current 2 8 Auxiliary Contact Output The RFD 200 S3 features a set of NO NC dry contacts rated at 3A 240 3A MAX Vac 120 Vdc that change state when a
18. till both the RFD 200 CURRENT and the EXT INPUT CURRENT LED s are illuminated 0 250 VAC 3A METER SELECT RFD 200 CURRENT MER START CURRENT INP INTERNAL e d Select ON from the control mode area TIMER OUTPUT START on a on START OFF e Raise the test current to the desired setting f The primary and secondary current readings will be displayed on the LCD screen as shown below OmS 0 0CY V Mtr 0 003 V Int I 100 A Ext I 5 000 A g Return the test current to zero REV1 RFD 200 53 USER S MANUAL h Select OFF from the control mode area TIMER OUTPUT START e START OFF RFD 200 S3 USER S MANUAL REV1 X2 X3 X4 X5 START START RFD 200 4 DIGITAL RELAY TESTER 8 Vanguard Instruments Co Inc OUTPUT CONTROL TESA Figure 5 Typical CT Turns Ratio Test Connection Vanguard Instruments Company Inc 1520 S Hellman Ave e Ontario 91761 e USA Phone 909 923 9390 e Fax 909 923 9391 www vanguard instruments com Copyright 2012 by Vanguard Instruments Company Inc RFD 200 S3 User s Manual e Revision 1 e July 2012 e TA
19. ut across the relay coil as shown in Figure 2 b Select INTERNAL for the TIMER START input by pressing the LEFT ARROW key in the TIMER START section until the INTERNAL LED light is illuminated When the RFD 200 S3 is first turned on this mode will be selected by default TIMER START e INTERNAL ory c Connect the TIMER STOP input across the relay dry contact output as shown in Figure 2 d Select DRY for the TIMER STOP input by pressing the LEFT ARROW key in the TIMER STOP section until the DRY LED light is illuminated When the unit is first turned on this mode will be selected by default TIMER STOP INTERNAL ou e e Setthe test current see section 3 1 f Turn off the current source by selecting OFF from the control mode area TIMER OUTPUT START a or e 9 START OFF RFD 200 S3 USER S MANUAL REVI g Select START ON from the control mode area TIMER OUTPUT START on orr on START OFF The RFD 200 S3 s timer will start when it energizes the coil voltage and it will stop when the relay dry contact changes state The elapsed time and test current will be displayed during the test in seconds and cycles on the LCD screen 15 5 1057 V Mtr 0 003 V Int I 2 080 A TMR Dual Input h The TEST COMPLETE LED and the data on the LCD screen will flash when the test has finished
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