Energy Butler Hybrid Series
User Manual
30
Ground terminal connection steps:
1) The external grounding terminal is located in the lower right side of the inverter.
2) Fix the grounding terminal to the PE wire with a proper tool and lock the grounding terminal to the grounding hole in the lower
right side of the inverter.
Inverter PV string connection
The following principles must be considered when making electrical connections to the inverter:
1) Disconnect the AC breaker on the grid side.
2) The DC switch of the inverter must be turned to the "OFF" position.
3) The number and type of the PV panels connected in the two strings of one MPPT must be same.
4) Make sure the maximum output voltage of each PV string does not exceed 1000V.
