System Commissioning; Checking Before Power-On; Powering On The Sun2000 - Huawei SUN2000-42KTL User Manual

SUN2000-(36KTL,42KTL)
User Manual

6.1 Checking Before Power-On

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10. Idle DC input terminals are sealed.
11. The idle USB port is plugged with a waterproof plug.
12. Idle AC OUTPUT and COM connectors are plugged and the locking caps are tightened.

6.2 Powering On the SUN2000

Prerequisites
Before switching on the AC circuit breaker between the inverter and the power grid, use a
multimeter to check that the AC voltage is within the specified range.
Procedure
Step 1 Switch on the AC circuit breaker between the inverter and the power grid.
Issue Draft A (2016-05-30)
6
The inverter is installed correctly and securely.
The DC switches and downstream AC circuit breaker are OFF.
Ground cables are connected securely, without open circuits or short circuits.
AC output power cables are connected correctly and securely, without open circuits or
short circuits.
DC input power cables are connected correctly and securely, without open circuits or
short circuits.
The RS485 communications cable is connected correctly and securely.
All used connectors at the chassis bottom are applied with firestop putty.
The AC terminal cover is reinstalled.
The maintenance compartment door is closed and the door screws are tightened.
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System Commissioning

6 System Commissioning
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