KW8M Eco-POWER METER (1A/5ACT input type)
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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
Load
Secondary current
Breaker
Ammeter etc.
Power supply
CT with 2nd current 1A/5A
K
L
K
L
Eco-POWER
METER
Load
Secondary current
Breaker
Power supply
CT with 2nd current 1A/5A
K
L
K
L
Eco-POWER
METER