Tesco Knopp KATC-C1 - Default Chapter; Table of Contents

Table of Contents 04/14
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Table of Contents
General Information .................................................................................. 1
Specifications ............................................................................................ 2
Installation ................................................................................................ 4
Type KCTS Current Transformer Testing System ............................................... 4
Operation ................................................................................................... 6
Description of Controls ........................................................................................ 6
ON/OFF Switch .......................................................................................... 6
REFERENCE TRANSFORMER Switch ........................................................ 6
TRANSFORMER-UNDER-TEST Switch ....................................................... 6
RATIO ERROR Switch ............................................................................... 6
PHASE ERROR Switch ............................................................................... 6
50/60 Hz LEDs............................................................................................ 6
MEASURE Push-button .............................................................................. 6
HOLD/RUNDOWN Push-button ................................................................... 7
PRINT Push-button .................................................................................... 7
Operating Procedures .......................................................................................... 7
Connecting the Transformer-Under-Test .................................................. 7
Performing a Test ...................................................................................... 7
One-to-One Test ................................................................................................... 9
Display Messages ................................................................................................ 9
Freq. Counter – no Start ............................................................................ 9
Freq. Counter – no Finish ........................................................................ 10
REF. COUNTER = 0 .................................................................................. 10
ERROR COUNT>REF. COUNT .................................................................. 10
S + E*COS() > 25.00 ................................................................................. 10
WRONG POLARITY .................................................................................. 10
PHASE ANGLE > 45° ................................................................................ 10
(S+Ecos)2+(Esin)2 >625 .......................................................................... 10
A/D not low (start) ................................................................................... 10
A/D not high ............................................................................................. 10
A/D not low (end) ..................................................................................... 10
REF CURRENT TOO HIGH ....................................................................... 10
ERROR CURRENT TOO HIGH .................................................................. 11
AUTORANGING........................................................................................ 11
RUNUP ..................................................................................................... 11
MEASURE ................................................................................................ 11
HOLD/RUNDOWN ..................................................................................... 11