Vanguard ATRT-01_01B S3 User Manual

ATRT-01 S3 and ATRT-01B S3 SINGLE PHASE TRANSFORMER TURNS-RATIO METERS USER’S MANUAL Vanguard Instruments Company, Inc.1520 S. Hellman

ATRT-01/01B S3 USER’S MANUAL REV 1 6 1.2.3. Controls and Indicators The ATRT-01 S3 and ATRT-01B S3 controls and indicators are shown in Figure 1 an

REV 1 ATRT-01/01B S3 USER’S MANUAL 7 Figure 1. ATRT-01 S3 Controls and Indicators Table 3. Functional Descriptions of ATRT-01 S3 Controls and

ATRT-01/01B S3 USER’S MANUAL REV 1 8 Figure 2. ATRT-01B S3 Controls and Indicators Table 4. Functional Descriptions of ATRT-01B S3 Controls and In

REV 1 ATRT-01/01B S3 USER’S MANUAL 9 2.0 PRE-TEST SETUP 2.1 ATRT-01 S3 Operating Voltage The ATRT-01 S3 can be operated from 120 Vac or 240 Vac

ATRT-01/01B S3 USER’S MANUAL REV 1 10 3.0 OPERATING PROCEDURES 3.1 ATRT Transformer Connection Diagrams Figure 3. Typical Single-Phase Transforme

REV 1 ATRT-01/01B S3 USER’S MANUAL 11 Figure 4. Typical Auto Transformer Connection

ATRT-01/01B S3 USER’S MANUAL REV 1 12 Figure 5. Typical CT Connection

REV 1 ATRT-01/01B S3 USER’S MANUAL 13 Figure 6. Typical Bushing CT Connection on a Single Transformer

ATRT-01/01B S3 USER’S MANUAL REV 1 14 3.2 Setting the Test Voltage The ATRT offers two test voltages, 4 Vac and 40 Vac. The unit always defaults to

REV 1 ATRT-01/01B S3 USER’S MANUAL 15 d. The voltage will be set and the following confirmation message will be displayed: Press any key to re

ATRT-01/01B S3 USER’S MANUAL REV 1 i SAFETY SUMMARY This manual applies to both the ATRT-01 S3 and ATRT-01B S3 current transformer turns-ratio met

ATRT-01/01B S3 USER’S MANUAL REV 1 16 3.3 Setting the Date and Time To set the date and time: a. Start from the “START-UP” menu: Press the [2] ke

REV 1 ATRT-01/01B S3 USER’S MANUAL 17 3.4 Setting the Interface Language Follow the steps below to set the interface language (English, Spanish

ATRT-01/01B S3 USER’S MANUAL REV 1 18 3.5 Setting the Frequency (ATRT-01B S3 Only) Follow the steps below to set the preferred frequency (50 or 60

REV 1 ATRT-01/01B S3 USER’S MANUAL 19 3.6 Performing Tests 3.6.1. Entering Test Record Header Information You can enter the test record header

ATRT-01/01B S3 USER’S MANUAL REV 1 20 d. The following screen will be displayed: Type the station name using the alpha-numeric keypad and then pre

REV 1 ATRT-01/01B S3 USER’S MANUAL 21 g. The following screen will be displayed: Type the transformer’s model information using the alpha-nume

ATRT-01/01B S3 USER’S MANUAL REV 1 22 j. The following screen will be displayed: Type the operator’s name using the alpha-numeric keypad and then

REV 1 ATRT-01/01B S3 USER’S MANUAL 23 3.6.2. Testing a Single Phase Transformer Follow the steps below to test a single phase transformer: a. S

ATRT-01/01B S3 USER’S MANUAL REV 1 24 Type the H winding name plate voltage value using the numeric keypad. The screen will be updated as shown: P

REV 1 ATRT-01/01B S3 USER’S MANUAL 25 d. The following screen will be displayed: Press the [START] key to start the test. e. The following sc

REV 1 ATRT-01/01B S3 USER’S MANUAL ii TABLE OF CONTENTS CONVENTIONS USED IN THIS DOCUMENT ...

ATRT-01/01B S3 USER’S MANUAL REV 1 26 f. The following screen will be displayed: Press the [1] key (YES) to save the reading. g. The following sc

REV 1 ATRT-01/01B S3 USER’S MANUAL 27 h. The following screen will be displayed: Press the [2] key (NO). i. The following screen will be disp

ATRT-01/01B S3 USER’S MANUAL REV 1 28 3.6.3. Testing a Three Phase Transformer Follow the steps below to test a three phase transformer: a. Start f

REV 1 ATRT-01/01B S3 USER’S MANUAL 29 d. The following screen will be displayed: Select the transformer configuration by pressing the correspo

ATRT-01/01B S3 USER’S MANUAL REV 1 30 Type the X winding name plate voltage value using the numeric keypad. The screen will be updated as shown: P

REV 1 ATRT-01/01B S3 USER’S MANUAL 31 Make the cable connections per the instructions and then press the [START] key to run the Phase A test. g.

ATRT-01/01B S3 USER’S MANUAL REV 1 32 Line 1 of the results shows the Phase A test results, and line 2 shows the Phase B test results. Press the [E

REV 1 ATRT-01/01B S3 USER’S MANUAL 33 l. The following screen will be displayed: Press the [1] key (YES) to save the reading. m. The followin

ATRT-01/01B S3 USER’S MANUAL REV 1 34 n. The following screen will be displayed: Press the [2] key (NO). o. The following screen will be displaye

REV 1 ATRT-01/01B S3 USER’S MANUAL 35 3.7 Working With Test Records 3.7.1. Viewing the Contents of the Working Memory Whenever a test is perfo

ATRT-01/01B S3 USER’S MANUAL REV 1 iii LIST OF TABLES Table 1. ATRT-01 S3 Technical Specifications ...

ATRT-01/01B S3 USER’S MANUAL REV 1 36 3.7.2. Saving Test Results to a Test Record After performing a test, the user is presented the option to save

REV 1 ATRT-01/01B S3 USER’S MANUAL 37 If a USB Flash drive is connected to the unit, continue to step d. If a USB Flash drive is NOT connected t

ATRT-01/01B S3 USER’S MANUAL REV 1 38 3.7.3. Restoring a Test Record From Flash EEPROM Use the steps below to restore a test record from the ATRT’s

REV 1 ATRT-01/01B S3 USER’S MANUAL 39 d. The following screen will be displayed: NOTE If you have a USB Flash drive inserted in the ATRT’s “U

ATRT-01/01B S3 USER’S MANUAL REV 1 40 1.2. The following screen will be displayed: Press the [1] key (YES) to display the test record. 1.3. The b

REV 1 ATRT-01/01B S3 USER’S MANUAL 41 Press the [Contrast ∧] button or the [Contrast ∨] key to display the next or previous test record, respect

ATRT-01/01B S3 USER’S MANUAL REV 1 42 3.7.4. Restoring a Test Record From a USB Flash Drive Use the steps below to restore a test record from a USB

REV 1 ATRT-01/01B S3 USER’S MANUAL 43 d. The following screen will be displayed: Press the [2] key (THUMB DRIVE). e. The following screen wil

ATRT-01/01B S3 USER’S MANUAL REV 1 44 Press the [Contrast ∨] key. The test record details will be displayed as shown below: Press the [STOP] key to

REV 1 ATRT-01/01B S3 USER’S MANUAL 45 3.7.5. Copying Test Records to a USB Flash Drive Use the steps below to copy one or all test records from

REV 1 ATRT-01/01B S3 USER’S MANUAL 1 CONVENTIONS USED IN THIS DOCUMENT This document uses the following conventions: • The general term “ATRT”

ATRT-01/01B S3 USER’S MANUAL REV 1 46 d. The following screen will be displayed: 1. COPY SINGLE RECORD Press the [1] key (COPY SINGLE RECORD) to

REV 1 ATRT-01/01B S3 USER’S MANUAL 47 2. COPY ALL RECORDS Press the [2] key (COPY ALL RECORDS) to copy all test records from the ATRT’s Flash E

ATRT-01/01B S3 USER’S MANUAL REV 1 48 3.7.6. Viewing the Test Record Directory Use the steps below to browse through a directory of the test record

REV 1 ATRT-01/01B S3 USER’S MANUAL 49 d. The following screen will be displayed: Press the [Contrast ∧] or [Contrast ∨] key to scroll through

ATRT-01/01B S3 USER’S MANUAL REV 1 50 3.7.7. Erasing Test Records from the Flash EEPROM Follow the steps below to erase test records from the Flash

REV 1 ATRT-01/01B S3 USER’S MANUAL 51 d. The following screen will be displayed: NOTE If you have a USB Flash drive inserted in the ATRT’s “

ATRT-01/01B S3 USER’S MANUAL REV 1 52 NOTE You can cancel the process and return to the “START-UP” menu by pressing the [STOP] key. Type the recor

REV 1 ATRT-01/01B S3 USER’S MANUAL 53 2. SCROLL TO SELECT Press the [2] key (SCROLL TO SELECT) to scroll through the test record directory and

ATRT-01/01B S3 USER’S MANUAL REV 1 54 2. ERASE ALL RECORDS Press the [2] key (ERASE ALL RECORDS) to erase all the test records from the unit’s inte

REV 1 ATRT-01/01B S3 USER’S MANUAL 55 3.7.8. Erasing Test Records from a USB Flash Drive Follow the steps below to erase test records from a US

ATRT-01/01B S3 USER’S MANUAL REV 1 2 1.0 INTRODUCTION 1.1 General Description and Features The ATRT-01 S3 is Vanguard’s fourth generation, micro-pr

ATRT-01/01B S3 USER’S MANUAL REV 1 56 e. The following screen will be displayed: 1. ERASE SINGLE REC. Press the [1] key (ERASE SINGLE REC.) to e

REV 1 ATRT-01/01B S3 USER’S MANUAL 57 Press the [STOP] key if you do not want to erase all the test records. You will be returned to the “START-

ATRT-01/01B S3 USER’S MANUAL REV 1 58 3.8 Using the Turns Ratio Calculator The ATRT-01 and ATRT-01B S2 feature a turns ratio calculator that can be

REV 1 ATRT-01/01B S3 USER’S MANUAL 59 c. The following screen will be displayed: 1. YES Press the [1] key (YES) if H0 is accessible. The foll

ATRT-01/01B S3 USER’S MANUAL REV 1 60 d. The following screen will be displayed Type the H name plate voltage value using the keypad. The screen w

REV 1 ATRT-01/01B S3 USER’S MANUAL 61 APPENDIX A – TRANSFORMER VECTOR GROUP CODES Utility power transformers manufactured in accordance with IEC

ATRT-01/01B S3 USER’S MANUAL REV 1 62 APPENDIX B – Common ANSI Transformer Descriptions

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REV 1 ATRT-01/01B S3 USER’S MANUAL 3 Battery Power for Exceptional Portability The ATRT-01B S3 is powered by a 6-volt, 7 ampere-hour, lead acid

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ATRT-01/01B S3 USER’S MANUAL REV 1 70 APPENDIX C – CEI/IEC 60076-1 Transformer Descriptions

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ATRT-01/01B S3 USER’S MANUAL REV 1 4 1.2 Technical Specifications 1.2.1. ATRT-01 S3 Technical Specifications Table 1. ATRT-01 S3 Technical Specific

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REV 1 ATRT-01/01B S3 USER’S MANUAL 77 APPENDIX D – Australian Std.2374 Transformer Descriptions

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

REV 1 ATRT-01/01B S3 USER’S MANUAL 5 1.2.2. ATRT-01B S3 Technical Specifications Table 2. ATRT-01B S3 Technical Specifications TYPE Transforme