Control Module; Overview - Huawei UPS5000-S User Manual

UPS5000-S-1200 kVA
User Manual
Indicator
Fault indicator
Functions
The bypass module supplies power in the following cases:
If the UPS is set to ECO mode and the bypass voltage is within the specified range,
the UPS works in bypass mode.
If the power module overload times out, the UPS transfers to bypass mode.
In normal mode, if both the active and standby ECMs of the bypass unit are faulty,
the bypass takes over power supply.
The system fails to run properly and transfers to bypass mode.
A manual operation is performed to transfer to bypass mode.
Specifications
●
●

2.3.5 Control Module

2.3.5.1 Overview

In a standard configuration, the control module consists of two ECMs, one dry
contact card, and one monitoring interface card (from left to right). The four cards
are hot swappable. One subrack is reserved above the dry contact card. A
backfeed protection card or dry contact extended card can be inserted into this
subrack.
Issue 08 (2020-12-15)
Color
Red
Dimensions (H x W x D):
– Bypass module: 263.5 mm x 642 mm x 668 mm
– Bypass control module: 86.1 mm x 642 mm x 600 mm
Weight:
– Bypass module: < 90 kg
– Bypass control module: < 16 kg
NO TE
The optional backfeed protection card or dry contact extended card can be installed only in
the control module of the bypass unit.
Copyright © Huawei Technologies Co., Ltd.
Status Description
Off There is no minor alarm for the
bypass, or the CPLD software is
being upgraded.
Steady on A critical alarm is generated for
the bypass.
Off There is no critical alarm for the
bypass, or the CPLD software is
being upgraded.
2 Overview
28