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UPS5000-S-880 kVA
User Manual (CMI)
2 Overview
Issue 02 (2020-01-10)
Copyright © Huawei Technologies Co., Ltd.
27
Indicator
Color
Status
Description
bypass, or the CPLD software is
being upgraded.
Functions
The UPS works in bypass mode under the following circumstances:
If you set the UPS 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.
If both active and standby ECMs are abnormal, the UPS transfers to bypass mode.
If the system runs abnormally, the UPS transfers to bypass mode.
The UPS is transferred to bypass mode manually.
Specifications
Dimensions (H x W x D): 500 mm x 480 mm x 550 mm
Weight: 83 kg
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.
Figure 2-12
Signal panel on the control module
(1) Ground terminal
(2) Parallel port 1
(3) BSC port
1
(4) Ready switch
on ECM 1
(5) Indicators for ECM 1
(6) Parallel port 2
(7) BSC port
2
(8) Ready switch
on ECM 2
(9) Indicators for ECM 2
(10) Dry contact card
(11) Dry
contacts
(12) MDU port
(13) RS485 port
(14) Fast Ethernet (FE)
port
(15) COM2
port
(16) COM1 port