AVTMTTR100-ENG Rev 6 Nov 2015
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TABLE OF CONTENTS
I
NTRODUCTION ............................................................................................................................. 1
Receiving Instructions ................................................................................................ 1
General Information ................................................................................................... 1
SAFETY ....................................................................................................................................... 5
SPECIFICATIONS .......................................................................................................................... 9
Electrical .................................................................................................................... 9
Environmental Conditions ........................................................................................ 11
Physical Data ........................................................................................................... 11
DESCRIPTION ............................................................................................................................. 13
Principle of Operation .............................................................................................. 13
Controls, Indicators, and Connectors (Figure 4-1) ................................................... 13
SETUP AND CONNECTIONS .......................................................................................................... 17
General Instructions ................................................................................................. 17
Transformers ........................................................................................................... 17
Single-Phase, Two-Winding Transformers .............................................................. 18
Distribution Transformers with Two Secondary Windings ........................................ 18
Current Transformers (CTs) ..................................................................................... 21
T-Type Transformers ............................................................................................... 24
Connections and Vector Voltage Diagrams ............................................................. 25
OPERATION ............................................................................................................................... 53
General Operating Procedure .................................................................................. 53
Description of Menus and Test Screens .................................................................. 53
Quick Test Single Phase Transformer ..................................................................... 59
Quick Test Three Phase Transformer ...................................................................... 60
Test T-Type Transformers ....................................................................................... 61
Full Test Single Phase Transformer ......................................................................... 62
Full Test Single Phase Tapped Transformer ........................................................... 63