Vanguard RFD-200 S2 Instrukcja Użytkownika

RFD-200 S2PORTABLE RELAY TEST SET USER’S MANUAL Vanguard Instruments Company, Inc.1520 S. Hellman Ave. Ontario, California 91761, USA

RFD-200 S2 USER’S MANUAL REV 2 7 Table 4. Functional Descriptions of RFD-200 S2 Controls and Indicators Item Number Panel Markings Functional Descr

REV 2 RFD-200 S2 USER’S MANUAL 8 2.0 FUNCTIONAL DESCRIPTION 2.1 RFD-200 S2 Auxiliary Power Supply The RFD-200 S2 provides 3 auxiliary power su

RFD-200 S2 USER’S MANUAL REV 2 9 2.3 Control Switches 2.3.1. Voltage and Current Source Output Controls The RFD-200 S2’s voltage and current sourc

REV 2 RFD-200 S2 USER’S MANUAL 10 2.4 Timer Start and Timer Stop Inputs The RFD-200 S2’s built-in timer displays the test results in both milli

RFD-200 S2 USER’S MANUAL REV 2 11 2.6 RFD-200 S2 External Voltage Input One external voltage input is available on the RFD-200 S2. Maximum input vo

REV 2 RFD-200 S2 USER’S MANUAL 12 3.0 OPERATING PROCEDURES 3.1 Setting the Voltage or Current Source Use the steps below to set the voltage or

RFD-200 S2 USER’S MANUAL REV 2 13 3.2 Setting the RFD-200 S2 for a Time Delay Test Use the steps below to measure an over-current relay time delay:

REV 2 RFD-200 S2 USER’S MANUAL 14 g. Select START-ON from the control mode area. The RFD-200 S2’s timer will start when it energizes the coil

RFD-200 S2 USER’S MANUAL REV 2 15 Figure 2. Typical Over Current Relay Connection

REV 2 RFD-200 S2 USER’S MANUAL 16 3.3 Using the RFD-200 S2’s Timer to Test Circuit Breaker Response Time Use the steps below to use the RFD-200

RFD-200 S2 USER’S MANUAL REV 2 i SAFETY SUMMARY FOLLOW EXACT OPERATING PROCEDURES Any deviation from the procedures described in this User’s Manua

RFD-200 S2 USER’S MANUAL REV 2 17 Figure 3. Typical Circuit Breaker Timing Connection

REV 2 RFD-200 S2 USER’S MANUAL 18 3.4 Using the RFD-200 S2’s Timer in Single Input Mode The RFD-200 S2’s timer can also be started and stopped

RFD-200 S2 USER’S MANUAL REV 2 19 g. Press and hold the [TIMER STOP ARROW] key for 2 seconds to return the RFD-200 S2’s timer to dual input mode. T

REV 2 RFD-200 S2 USER’S MANUAL 20 3.5 Using the RFD-200 S2 to Plot a Current Transformer Excitation Curve Use the steps below to find the excit

RFD-200 S2 USER’S MANUAL REV 2 21 Figure 4. Typical CT Excitation Test Connection

REV 2 RFD-200 S2 USER’S MANUAL 22 3.6 Using the RFD-200 S2 to Measure CT Primary and Secondary Currents Use the steps below to measure the CT p

RFD-200 S2 USER’S MANUAL REV 2 23 h. Select OFF from the control mode area.

REV 2 RFD-200 S2 USER’S MANUAL 24 Figure 5. Typical CT Turns Ratio Test Connection

1520 S. Hellman Ave • Ontario, CA 91761 • USA Phone: 909-923-9390 • Fax: 909-923-9391 www.vanguard-instruments.com

REV 2 RFD-200 S2 USER’S MANUAL ii TABLE OF CONTENTS CONVENTIONS USED IN THIS DOCUMENT ...

RFD-200 S2 USER’S MANUAL REV 2 1 CONVENTIONS USED IN THIS DOCUMENT This document uses the following conventions: • A key, switch, input, or knob on

REV 2 RFD-200 S2 USER’S MANUAL 2 1.0 INTRODUCTION 1.1 General Description and Features The RFD-200 S2 is a portable relay test set that deliver

RFD-200 S2 USER’S MANUAL REV 2 3 RFD-200 S2 Ampere Meters The test current is displayed on the unit’s back-lit LCD screen that is viewable in both b

REV 2 RFD-200 S2 USER’S MANUAL 4 1.3 RFD-200 S2 Technical Specifications Table 1. RFD-200 S2 Technical Specifications TYPE Portable relay test

RFD-200 S2 USER’S MANUAL REV 2 5 Table 2. RFD-200 S2 Output Specifications AC CURRENT OUTPUT Range No-Load Voltage Load Voltage Load Current Loa

REV 2 RFD-200 S2 USER’S MANUAL 6 1.4 Controls and Indicators The RFD-200 S2’s controls and indicators are shown in Figure 1. A leader line with