Powering On The Ess - Huawei LUNA2000-2.0MWH Series User Manual

LUNA2000-2.0MWH Series Smart String ESS
User Manual
Step 4 Turn on the auxiliary circuit switch MCB 6FB9 in the auxiliary transformer cabinet.
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8.7 Powering On the ESS

● Before turning on the switches in the secondary devices of the ESS, check that
● If the ESS has not been used for six months or longer after being installed, it
● Perform power-on within two weeks after cables are connected. Otherwise,
● Before power-on, remove the desiccants from the cabins and dispose of them
● Before power-on, remove the blue protective films with the label
● Before powering on the ESS, ensure that the safety pin is removed from the
● Do not open the battery compartment door after power-on. Otherwise, the
Issue 15 (2023-11-01)
NO TE
The digital display meter is started, showing that the line voltage at the low-voltage side is
about 400 V, the phase voltage is about 230 V, and the current is 0 A.
NO TE
● The heat exchanger fan starts. The heat exchanger performs the self-check program
first, and the internal fan rotates for about 10s. The internal fan stops and the external
fan rotates for about 10s. After the self-check is complete, the heat exchanger enters
the normal operating mode, and the internal fan keeps running at a low speed.
When the smoke sensor is started, the green indicator blinks slowly and no alarm sound
is generated.
● The transformer temperature sensor is started to display the current transformer
temperature.
NO TICE
the AC voltage of the auxiliary power supply and bus voltage are within the
normal ranges.
must be checked and tested by professionals before operation.
replace the desiccants with new ones (Montmorillonite desiccant, 500 g).
according to the applicable local waste disposal act.
solenoid valve on the fire cylinder.
system will shut down.
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8 Powering On the System
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