Figure 4-65 Cable route
(1) Communications cable route
----End
4.2.2.5 Installing a Remote EPO Switch
● Prepare the EPO switch and cable before installation. The recommended cable
size is 0.3 mm
2
.
● Equip the EPO switch with a protective cover to prevent misoperations, and
protect the cable with a protective tube.
● Triggering EPO will shut down the rectier, inverter, charger, and static bypass,
but will not disconnect the UPS mains input. To power o the UPS completely,
turn o the upstream input switch when you trigger EPO.
● Set remote EPO for the UPS separately. The UPS cannot share switch contacts
with other devices.
Connect the EPO switch to the dry contact on the UPS using a cable. The EPO port
is normally open (NO) by default. When you turn on the EPO switch, EPO is
triggered.
UPS5000-A-(30 kVA-120 kVA)
User Manual 4 Installation and Cable Connection
Issue 17 (2024-02-21) Copyright © Huawei Digital Power Technologies Co., Ltd. 110
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