Huawei UPS5000-H-400 kVA User Manual page 109

UPS5000-H-(400 kVA-800 kVA)
User Manual (100 kVA Power Module)
●
Issue 02 (2021-04-22)
Table 6-6 Shunt release selection
UPS Voltage System
Three-phase four-wire
Three-phase four-wire
Three-phase four-wire
Figure 6-59 Cable connections between the backfeed protection card and
shunt release (800 kVA)
(1) Mains 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
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.
If a third-party reliable power supply is used, use the power signal whose
voltage is less than or equal to 240 V AC and current is less than 4 A. (400–
800 kVA UPSs support this feature.)
Copyright © Huawei Technologies Co., Ltd.
UPS Voltage Level
380 V
400 V
415 V
(2) Shunt release (provided
by the customer)
2
. The actual cable size must meet the
6 Installation
Supply Voltage to Shunt
Release
220 V
230 V
240 V
(3) Bypass input circuit
breaker (provided by the
customer)
101