UPS5000-S-600 kVA
User Manual (Three-phase, Three-wire)
3 Installation
Issue 05 (2019-12-20)
Copyright © Huawei Technologies Co., Ltd.
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3.2.3.10 Installing a Backfeed Protection Card
Prerequisites
The shunt release needs to match the circuit breaker, and the operating voltage range includes
the 53.5 V DC.
Procedure
Step 1
Remove the cover from the optional card subrack on the control module. Install a backfeed
protection card.
Figure 3-26
Backfeed protection card
Figure 3-27
Installation position
Step 2
Connect cables.