Installing A Backfeed Protection Card; Cable Routing - Huawei UPS5000-H-600 User Manual

UPS5000-H-600 kVA-FTN
User Manual (Singapore, 100 kVA Power Modules)
Figure 4-58 DO port wiring methods
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4.10.4 Installing a Backfeed Protection Card

If a backfeed protection card has been configured, perform the following steps to
install it.

4.10.4.1 Cable Routing

Figure 4-59 Cable routing if the UPS is used for power supply
(1) Fuse terminal
Issue 02 (2023-11-07)
NO TE
DOs transmit passive dry contact output signals. Users need to connect an external power
supply to DOs. The maximum voltage and current of the external power supply are 30 V
DC/1 A.
Copyright © Huawei Digital Power Technologies Co., Ltd.
4 Installation and Cable Connection
(2) Backfeed protection card
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