Cold-Starting The Ups Using Batteries; Performing Epo - Huawei UPS2000-H User Manual

UPS2000-H-(6 kVA-10 kVA)
User Manual
system. After all indicators turn off and fans stop, the UPS shuts down, and the
loads are powered off.
----End

6.2.2.5 Cold-Starting the UPS Using Batteries

Procedure
Step 1 Switch on the external battery circuit breaker (if any) or connect battery cables.
Step 2 Hold down the button of the UPSs in the parallel system for 3s (the bypass
indicator, battery indicator, and inverter indicator are on at the same time), and
the UPS is powered on. After the UPS initialization is complete (about 10s), the
indicator status changes and the UPS enters the standby state (the WiFi indicator
is on and the fault indicator blinks). Hold down the UPS button for more than 5s,
and the UPS enters battery mode.
Step 3 When the parallel system runs properly, switch on the AC output circuit breakers
Q1 and Q2, and the general output circuit breaker Q (provided by the customer),
and start loads one by one.
----End

6.2.2.6 Performing EPO

Turn on the EPO switch (provided by the customer). The UPS system enters the
EPO state. That is, the UPS system shuts down the inverters, and does not transfer
to bypass mode.
Figure 6-22 EPO cable connection in a parallel system
Issue 03 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
6 Power-On Commissioning
116