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External CT Connection to iSaver DPFC
Similarly connect incoming supply main cables in the right sequence. Use approved cable with suitable sizing for connect
from the main distribution to the iSaver MCCB as shown in the connection schematic.
iSaver Rating
Rating of Main incoming
breaker
Suggested minimum
cable rating (3/3.5 core)
Suggested cable rating
(ground & neutral)*
iSaver 450
600A
2 set of 400 Kcmil)
Per regulatory
requirements
iSaver 650
1000A
2 set of 500 Kcmil)
Per regulatory
requirements
* Based on maximum current rating of the iSaver incoming breakers
Connect Ground for iSaver-DPFC with approved cable with suitable sized
Color coding as per required standards and codes is to be followed.
It is extremely important to ensure that the external CT primary value is inserted in the controller to obtain correct
results and normal iSaver operation.
