Vanguard RFD-200 S3 Instrukcja Użytkownika

RFD-200 S3PORTABLE RELAY TEST SET USER’S MANUAL Vanguard Instruments Company, Inc.1520 S. Hellman Ave. Ontario, California 91761, USA T

RFD-200 S3 USER’S MANUAL REV 1 7 2.0 FUNCTIONAL DESCRIPTION 2.1 RFD-200 S3 Auxiliary Power Supply The RFD-200 S3 provides 3 auxiliary power suppl

REV 1 RFD-200 S3 USER’S MANUAL 8 2.3 Control Switches 2.3.1. Voltage and Current Source Output Controls The RFD-200 S3’s voltage and current s

RFD-200 S3 USER’S MANUAL REV 1 9 2.4 Timer Start and Timer Stop Inputs The RFD-200 S3’s built-in timer displays the test results in both millisecon

REV 1 RFD-200 S3 USER’S MANUAL 10 2.6 RFD-200 S3 External Voltage Input One external voltage input is available on the RFD-200 S3. Maximum inpu

RFD-200 S3 USER’S MANUAL REV 1 11 3.0 OPERATING PROCEDURES 3.1 Setting the Voltage or Current Source Use the steps below to set the voltage or curr

REV 1 RFD-200 S3 USER’S MANUAL 12 3.2 Setting the RFD-200 S3 for a Time Delay Test Use the steps below to measure an over-current relay time de

RFD-200 S3 USER’S MANUAL REV 1 13 g. Select START-ON from the control mode area. The RFD-200 S3’s timer will start when it energizes the coil vol

REV 1 RFD-200 S3 USER’S MANUAL 14 Figure 2. Typical Over Current Relay Connection

RFD-200 S3 USER’S MANUAL REV 1 15 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’

REV 1 RFD-200 S3 USER’S MANUAL 16 Figure 3. Typical Circuit Breaker Timing Connection

RFD-200 S3 USER’S MANUAL REV 1 i SAFETY SUMMARY FOLLOW EXACT OPERATING PROCEDURES Any deviation from the procedures described in this User’s Manua

RFD-200 S3 USER’S MANUAL REV 1 17 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

REV 1 RFD-200 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 mod

RFD-200 S3 USER’S MANUAL REV 1 19 3.5 Using the RFD-200 S3 to Plot a Current Transformer Excitation Curve Use the steps below to find the excitatio

REV 1 RFD-200 S3 USER’S MANUAL 20 Figure 4. Typical CT Excitation Test Connection

RFD-200 S3 USER’S MANUAL REV 1 21 3.6 Using the RFD-200 S3 to Measure CT Primary and Secondary Currents Use the steps below to measure the CT prima

REV 1 RFD-200 S3 USER’S MANUAL 22 h. Select OFF from the control mode area.

RFD-200 S3 USER’S MANUAL REV 1 23 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 C

REV 1 RFD-200 S3 USER’S MANUAL ii TABLE OF CONTENTS CONVENTIONS USED IN THIS DOCUMENT ...

RFD-200 S3 USER’S MANUAL REV 1 1 CONVENTIONS USED IN THIS DOCUMENT This document uses the following conventions: • A key, switch, input, or knob on

REV 1 RFD-200 S3 USER’S MANUAL 2 1.0 INTRODUCTION 1.1 General Description and Features The RFD-200 S3 is a portable relay test set that deliver

RFD-200 S3 USER’S MANUAL REV 1 3 Ampere Meters The test current is displayed on the unit’s backlit LCD screen that is viewable in both bright sunlig

REV 1 RFD-200 S3 USER’S MANUAL 4 1.2 RFD-200 S3 Technical Specifications Table 1. RFD-200 S3 Technical Specifications TYPE Portable relay test

RFD-200 S3 USER’S MANUAL REV 1 5 Table 2. RFD-200 S3 Output Specifications AC CURRENT OUTPUT Range No-Load Voltage Load Voltage Load Current Loa

REV 1 RFD-200 S3 USER’S MANUAL 6 1.3 Controls and Indicators The RFD-200 S3’s controls and indicators are shown in Figure 1. The purpose of the