TABLE OF CONTENTS
xxiv MTS-1700 SERIES OPERATION AND REFERENCE MANUAL
MANTA TEST SYSTEMS
CU A002 15A
AN31 - APPLICATION NOTE
TESTING OF A THREE-PHASE VOLTAGE BALANCE RELAY WITH A SINGLE
THREE-PHASE SOURCE
1.0
INTRODUCTION ...................................................................................... LL-1
2.0
TEST STRATEGY ..................................................................................... LL-1
2.1
TEST PROCEDURE .................................................................................. LL-3
2.1.1
Setup ..................................................................................................... LL-3
2.1.2
Simple unbalance pickup test ............................................................... LL-3
2.1.3
Loss of one potential test ...................................................................... LL-4
2.1.4
Operation time test................................................................................ LL-4
2.1.5
Testing other phases and the alternate 3-phase input ........................... LL-4
3.0
TWO 3-PHASE CURRENT SOURCES FROM ONLY ONE
3-PHASE CURRENT SOURCE ................................................................ LL-4
4.0
REFERENCES ........................................................................................... LL-4
INDEX
........................................................................................................... MM-1