Vanguard Instruments Company RFD-200 S3 User Manual Download Page 27

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1520 S. Hellman Ave

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Ontario, CA 91761

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USA

Phone: 909-923-9390

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Fax: 909-923-9391

www.vanguard-instruments.com

Copyright



2012 by Vanguard Instruments Company, Inc.

RFD-200 S3 User’s Manual

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Revision 1

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July, 2012

•

Summary of Contents for RFD-200 S3

Page 1: ...RFD 200 S3 PORTABLE RELAY TEST SET USER S MANUAL Vanguard Instruments Company Inc 1520 S Hellman Ave Ontario California 91761 USA TEL 909 923 9390 FAX 909 923 9391 July 2012 Revision 1...

Page 2: ...nection 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 T...

Page 3: ...NG PROCEDURES 11 3 1 Setting the Voltage or Current Source 11 3 2 Setting the RFD 200 S3 for a Time Delay Test 12 3 3 Using the RFD 200 S3 s Timer to Test Circuit Breaker Response Time 15 3 4 Using th...

Page 4: ...g conventions A key switch input or knob on the RFD 200 S3 is indicated as KEY SWITCH INPUT KNOB RFD 200 S3 LCD screen output is shown as Warning messages are indicated as WARNING Warning message Impo...

Page 5: ...ource 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...

Page 6: ...nd 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...

Page 7: ...METER INPUT RANGE 0 600 0V AC accuracy 1 of reading 1 count DC accuracy 0 5 of reading 1 count Measurement Method True RMS for AC POWER RESISTORS 5 50 W 1 50 W 25 50 W 100 50 W 500 50 W DRY CONTACT OU...

Page 8: ...nt Load Unload Times 250 Vac 260 Vac 240 Vac 3 A 10 min 45 min DC VOLTAGE OUTPUT Range No Load Voltage Load Voltage Load Current Load Unload Times 300 Vdc 300 Vdc 250 Vdc 2A 10 min 45 min Table 3 RFD...

Page 9: ...e 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 shou...

Page 10: ...above the corresponding voltage label 2 2 RFD 200 S3 Current and Voltage Sources The RFD 200 S3 front panel offers three AC current source terminals 100A 40A 10A Only one current source should be use...

Page 11: ...turned 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...

Page 12: ...hree selections for the TIMER STOP input INTERNAL Timer stops when the user selects OFF mode DRY A change in state of a dry contact input after the timer has started will stop the timer WET A change i...

Page 13: ...t input The maximum input current is 6A The external current is labeled as EXT I on the LCD screen as shown below NOTE The EXT INPUT CURRENT LED must be illuminated in order to display the external cu...

Page 14: ...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 i...

Page 15: ...ction until the INTERNAL LED light is illuminated When the RFD 200 S3 is first turned on this mode will be selected by default c Connect the TIMER STOP input across the relay dry contact output as sho...

Page 16: ...he LCD screen will flash when the test has finished a change of state in the TIMER STOP input is detected The time delay will be displayed on the LCD screen in milliseconds and cycles The injected tes...

Page 17: ...REV 1 RFD 200 S3 USER S MANUAL 14 Figure 2 Typical Over Current Relay Connection...

Page 18: ...he TIMER START input The timer will start when the trip coil is energized c Connect the TIMER STOP input to the circuit breaker dry contact as shown in Figure 3 d Select DRY for the TIMER STOP input T...

Page 19: ...REV 1 RFD 200 S3 USER S MANUAL 16 Figure 3 Typical Circuit Breaker Timing Connection...

Page 20: ...s The following screen will be displayed momentarily 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...

Page 21: ...0 S3 USER S MANUAL 18 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 Trigger Mode Set To...

Page 22: ...the RFD 200 S3 AC voltage source to the RFD 200 S3 external voltage meter as shown in Figure 4 c Select ON from the control mode area d Slowly raise the AC test voltage Observe and record the excitati...

Page 23: ...REV 1 RFD 200 S3 USER S MANUAL 20 Figure 4 Typical CT Excitation Test Connection...

Page 24: ...e 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 till both the RFD 200 CURRENT and the EXT INPUT CURRENT...

Page 25: ...REV 1 RFD 200 S3 USER S MANUAL 22 h Select OFF from the control mode area...

Page 26: ...RFD 200 S3 USER S MANUAL REV 1 23 Figure 5 Typical CT Turns Ratio Test Connection...

Page 27: ...20 S Hellman Ave Ontario CA 91761 USA Phone 909 923 9390 Fax 909 923 9391 www vanguard instruments com Copyright 2012 by Vanguard Instruments Company Inc RFD 200 S3 User s Manual Revision 1 July 2012...

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