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• Meter/CT/RS485
The inverter has integrated export limitation functionality. To use this function, a power meter or a
CT must be installed. The PIN definitions of Meter/CT/485 interface are as below.
PIN 1 2 3 4 5 6 7 8
Definition Meter485A Meter485B Logger 485B Logger 485A CT2+ CT2- CT1- CT1+
Note:
• CT1: For Hybrid/AC.
CT2: Grid tied inverter (if have).
• Compatible Meter type: DDSU666 (CHINT), SDM230 (EASTRON).
- CT
This inverter has an integrated export management function. To enable this function, a power meter or
CT must be installed. The CT should be clamped on the main live line of the grid side. The arrow on the
CT should be pointing towards the grid. The white cable connects to CT+, and the black cable connects
to CT-.
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