Panasonic KW8M User Manual page 16

◆How to connect CT with secondary side current 1A or 5A
(1) Select 5A or 1A at CT type setting mode (CT-T).
(2) Set the primary current of measured CT (secondary side current 5A) at primary side current of
CT setting mode (CT-1).
< ex > If the measured CT is 400A/1A or 400A/5A, set to"400".
(3) Connect CT according to the CT direction, power side (K) to load side (L).
(Connection example)
With Ammeter etc.
Without Ammeter
Power supply
Breaker
Secondary current
K
CT with 2nd current 1A/5A
L
Load
Power supply
Breaker
Secondary current
K
CT with 2nd current 1A/5A
L
Load
8
KW8M Eco-POWER METER (1A/5ACT input type)
Ammeter etc.
K
Eco-POWER
METER
L
K
Eco-POWER
METER
L