Kostal Smart Energy Meter, Installation Instructions Manual

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© 2019 KOSTAL Solar Electric GmbH 98
Installation instructions
2.
Slide one transformer each onto the external wires L1, L2 and L3 and
connect external wires to Off switch.
1 Transformer
2 Off switch
3.
On each of the transformers connect a cable for the secondary current
measurement to connections k and/or S1 and l and/or S2. Be sure
to observe the permissible connection cross-section of the KOSTAL
Smart Energy Meter (1.5-25 mm
2 ).
4.
Connect connection cables of transformers to KOSTAL
Smart Energy Meter as follows (see circuit diagram):
n
Connect k and/or S1 to input L1, L2 and/or L3 of KOSTAL
Smart Energy Meter
n
Connect I and/or S2 to output L1, L2 and/or L3 of KOSTAL
Smart Energy Meter