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UPS5000-H-(400 kVA-600 kVA)-FT
User Manual (100 kVA Power Module)
● Prepare the EPO switch and cable before installation. The recommended cable
● Equip the EPO switch with a protective cover to prevent misoperations, and
● Triggering EPO will shut down the rectifier, inverter, charger, and static bypass,
Use a cable to connect the EPO switch to the dry contact port on the control
module of the UPS.
Figure 4-60 Cable connection for an NC EPO port
Figure 4-61 Cable connection for an NO EPO port
4.10.3 Installing an Ambient T/H Sensor
Context
If an ambient T/H sensor is configured, perform the following steps to install it.
Issue 03 (2022-11-29)
NO TICE
2
size is 0.3 mm
.
protect the cable with a protective tube.
but will not disconnect the UPS mains input. To power off the UPS completely,
turn off the upstream input switch when you trigger EPO.
NO TE
● When you use the NC status, remove the jumper between EPO_NC and EPO_12V first.
When you turn off the EPO switch, EPO is triggered.
● When you use the NO status, ensure that the jumper is connected between EPO_NC and
EPO_12V. When you turn on the EPO switch, EPO is triggered.
Copyright © Huawei Digital Power Technologies Co., Ltd.
4 Installation and Cable Connection
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