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AVTMTTR310 Rev B September 2008 Instruction Manual AVTMTTR310 for Three-Phase TTR Transformer Turn Ratio Test Set Catalog No. TTR310, TTR310-47 High-Voltage Equipment Read the entire manual before operating. Aparato de Alto Voltaje Antes de operar este producto lea este manual enteramente. M Valley Forge Corporate Center 2621 Van Buren Avenue Norristown, PA 19403 U.S.A. 610-676-8500 RadioFans.CN 收音机爱 好者资料库 RadioFans.CN 收音机爱 好者资料库 Three-Phase TTR310 Transformer Turn Ratio Test Set Instruction Manual RadioFans.CN 收音机爱 好者资料库 Copyright Notice Copyright 1999 by Megger. All rights reserved. Disclaimer Notice The information contained in this manual is believed to be adequate for the intended use of the product. If the product or its individual instrument are used for purposes other than those specified herein, confirmation of their validity and suitability must be obtained from Megger. Refer to the warranty information included at the end of this instruction manual. Specifications are subject to change without notice. Warranty Products supplied by Megger are warranted against defects in material and workmanship for a period of one year following shipment. Our liability is specifically limited to replacing or repairing, at our option, defective equipment. Equipment returned to the factory must be shipped prepaid and insured. This warranty does not include batteries, lamps, or other expendable items, where the original manufacturers warranty shall apply. We make no other warranty. The warranty is void in the event of abuse (failure to follow recommended operating procedures) or failure by the customer to perform specific maintenance as indicated in this manual. AVTMTTR310 Rev B Sept 2008 i TABLE OF CONTENTS 1 INTRODUCTION.1 Receiving Instructions.1 General Information.1 2 SAFETY.3 3 SPECIFICATIONS.7 Electrical.7 Environmental Conditions . 10 Physical Data. 10 Accessories Supplied. 10 Optional Accessories. 11 Optional Upgrade kits. 12 4 DESCRIPTION. 13 Principle of Operation. 13 TTR310 Operational Flow Chart. 15 Controls, Indicators, and Connectors. 19 5 SETUP AND CONNECTIONS.21 General Instructions. 21 Single-Phase, Two-Winding Transformers. 21 Three-Phase, Two-Winding Transformers. 24 Three-Phase, Three-Winding Transformers.26 T-Type Transformers. 33 6 OPERATION. 67 General Operating Procedure. 67 Description of Menus and Test Screens. 67 Error Messages. 88 Remote Control Operation for LTC Testing.89 Use with the Optional Printer. 90 Use with the Optional Inverter. 92 M AVTMTTR310 Rev B Sept 2008 ii 7 TTR 300 SERIES POWERDB LITE USER MANUAL.93 Introduction.93 Software Installation.95 Using PowerDB Lite.97 Frequently Asked Questions (FAQs). 105 Specific Form Help Instructions . 106 8 SERVICE. 111 Maintenance. 111 Calibration. 112 3-Phase TTR310 Test Set Functional Test.113 Troubleshooting. 115 Repair. 116 GLOSSARY. 117 INDEX. 119 Table of Contents AVTMTTR310 Rev B Sept 2008 iii LIST OF ILLUSTRATIONS Figure 4-1. Three-Phase TTR310 Test Set Block Diagram. 14 Figure 4-2. Quick Test flow chart. 15 Figure 4-3. Full Test Setup with Recall Custom Settings. 16 Figure 4-4. System Setup Menu. 17 Figure 4-5. Saved Data Menu with Print Header. 18 Figure 4-6. Three-Phase TTR310 Control Panel. 19 Figure 5-1. Setup for Testing Single-Phase Transformer. 22 Figure 5-2. Setup for Testing Single-Phase Autotransformer. 22 Figure 5-3. Setup for Testing Single-Phase, Type A (Straight Design) Step Voltage Regulator. 23 Figure 5-4. Setup for Testing Single-Phase, Type B (Inverted Design) Step Voltage Regulator. 24 Figure 5-5. Setup for Testing Unmounted Current Transformer. 28 Figure 5-6. Setup for Testing Taps on Multiple Tap CT. 28 Figure 5-7. Setup for Testing BCT Mounted on Single-Phase Two-Winding Transformer. 29 Figure 5-8. Setup for Testing BCT Mounted on Delta Winding on a Three-Phase Power Transformer. 31 Figure 5-9. Setup for Testing BCT Mounted on Wye Winding of a Three-Phase Transformer. 32 Figure 5-10. Winding Connections and Phase Relationship. 36 Figure 6-1 Opening Display Screen. 68 Figure 6-2. Main Menu Screen. 69 Figure 6-3. Quick Test Setup Screen . 71 Figure 6-4. Initial Quick Test Result Screen.72 Figure 6-5. Final Quick Test Result Screen . 73 Figure 6-6. FULL TEST SETUP 1 Screen. 74 Figure 6-7. FULL TEST SETUP 2 Screen. 76 Figure 6-8. FULL TEST SETUP 3 Screen. 78 Figure 6-9. Three-Phase Transformer Test Result Screen. 80 Figure 6-10. Phase A Test Result Screen. 81 Figure 6-11. The Main Menu Screen After Selection of a Custom Transformer Setting . 83 Figure 6-12. SYSTEM SETUP Screen. 84 Figure 6-13. Language Screen. 85 Figure 6-14. SAVED DATA Screen.86 M AVTMTTR310 Rev B Sept 2008 iv Figure 6-15. Recall (or Save) Custom Settings Screen.87 Figure 6-16a. Sample Test Report Header.90 Figure 6-16b. Sample Single Phase Test Report.90 Figure 6-16c. Sample Three-Phase Test Report .91 LIST OF TABLES Table 5-1. Test Lead Markings for Single-Phase Transformers.23 Table 5-2. Test Lead Markings for Three-Phase Transformers.25 Table 5-3. T-type Transformer Winding Phase Relationship.33 Table 5-4. ANSI Transformer Winding Phase Relationship.39 Table 5-5. CEI/IEC 76-1:1993 Transformer Winding Phase Relationship.50 Table 5-6. Transformer Winding Phase Relationship (Australian Std. 2374, Part 4 - 1982).61 Table 7-1. Troubleshooting Guide. 115 AVTMTTR310 Rev B Sept 2008 i PROPRIETARY INFORMATION NOTICE This document contains information proprietary to Megger. All rights are reserved. No part of this document may be reproduced, transmitted, processed or recorded by any means or form, electronic, mechanical, photographic or otherwise, nor be released to any third party without the express written consent of Megger. Megger Software End User License Agreement NOTICE TO USER: THIS IS A CONTRACT. BY INSTALLING/USING THIS PRODUCT YOU ACCEPT ALL TERMS AND CONDITIONS OF THIS AGREEMENT. If you do not agree with the terms and conditions of this Agreement, return the software, unused, along with the rest of the package, to Megger. This package contains software and related explanatory written materials. The term Software shall also include any upgrades, modified versions, updates, additions and copies of the Software licensed to you by Megger. Megger grants you a nonexclusive license to use the Software and Documentation, provided you agree to the following: Use of the Software You may Install the software on an