Huawei Smart String ESS LUNA2000-200KWH-2H1 - Powering on the Power Supply Loop of the AC Power Distribution Cabinet; Powering on the ESS

LUNA2000-200KWH-2H1 Smart String ESS
User Manual
3 System Power-On
Issue Draft (2022-10-30)
Copyright © Huawei Technologies Co., Ltd.
102
Step 3 Check that the input voltages of all switches of the SACU are within the operating voltage
ranges using a multimeter.
Step 4 Turn on the QF03 single-phase input switch in the SACU.
Step 5 Turn on the three-phase input switch on the SACU.

If the SACU supports the access of one MBUS route, turn on the FU01 switch.

If the SACU supports the access of two MBUS routes, turn on the FU01 and FU02
switches.
Step 6 Adjust the support bar, close the cabinet door, and tighten the screws.
If a screw used for securing the cabinet door is lost, use the spare security torx screw included in the
fitting bag.
----End
3.5 Powering On the Power Supply Loop of the AC Power
Distribution Cabinet
Prerequisites
Before power-on, use a multimeter to check that the phase voltage of the AC power
distribution cabinet power supply loop is within the normal range (220 V±10%).
Procedure
Step 1 Turn on the switches between the AC power distribution cabinet and the SACU.
Step 2 Turn on the switches between the AC power distribution cabinet and the ESS.
----End
3.6 Powering On the ESS
If the ESS has not been used for six months or longer after being installed, it must be checked
and tested by professionals before operation.