If external ground current transformer is not used with LTMR, is it necessary to connect anything (e.g. resistance) to terminals Z1, Z2 of LTMR?

Issue:
If an external ground current transformer is not being used, is it necessary to connect anything to the Z1 and Z2 terminals of the LTMR?

Product Line:
Tesys T LTMR product line.

Environment:
All situations where an external ground current transformer is not being used.

Cause:
Clarification of product characteristics.

Resolution:
If external ground current transformer is not used, then nothing should be connected to terminals Z1, Z2 of LTMR.

Publicerad för:Schneider Electric Sverige