Table 6-16 Shunt release selection
UPS Voltage System
UPS Voltage Level
Supply Voltage to Shunt
Release
Three-phase four-wire
380 V
220 V
Three-phase four-wire
400 V
230 V
Three-phase four-wire
415 V
240 V
Figure 6-414 Cable connections between the backfeed protection card and
shunt release (1600 kVA)
(1) Mains input circuit
breaker (provided by the
customer)
(2) Shunt release (provided
by the customer)
(3) Bypass input circuit
breaker (provided by the
customer)
NO TICE
– The backfeed protection card and fuse terminal block apply to cables with
a cross-sectional area of 0.5–1.3 mm
2
. The actual cable size must meet the
requirements of the backfeed protection card, fuse terminal block, and
shunt release.
– The cable length can be customized based on the site survey result, or an
appropriate cable can be purchased and installed by the customer.
– Bind the cables separately from signal cables.
UPS5000-H-(1200 kVA-1600 kVA)
User Manual (100 kVA Power Modules)
6 Installation
Issue 05 (2021-10-13)
Copyright © Huawei Technologies Co., Ltd.
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