Huawei SUN2000 Series Quick Manual page 8

5
Commissioning
Powering On the System
5.1
1. Put the battery pack in operation by taking the following steps.
a) Set the Auxiliary Power ON/OFF switch to ON after installing the battery pack. Ensure that the
Circuit Breaker switch is in the OFF position (including the Trip position).
b) Set the Circuit Breaker switch to ON.
• If the FAULT indicator on the front of the battery pack is ON or flashing, contact your
installer.
• If the battery fails to connect to the SUN2000, contact Huawei customer service hotline and
set the Auxiliary Power ON/OFF switch to OFF. Otherwise the battery power will be
exhausted and the battery cannot be charged by the inverter.
• If the SUN2000 is not powered on or the battery is not connected to it, set the Auxiliary
Power to OFF. Otherwise the battery power will be exhausted and the battery cannot be
charged by the inverter.
c) Several seconds after the Circuit Breaker switch is set to ON, four indicators will be on.
d) Ensure that the ON indicator is on and check whether the battery pack is successfully
initialized. The power-on indicator on the front should turn green.
e) Close the wiring box cover.
Auxiliary Power ON/OFF switch
7
Circuit Breaker switch