UPS5000-S-1200 kVA
User Manual
4 User Interface
Issue 04 (2019-06-25)
Copyright © Huawei Technologies Co., Ltd.
135
Output Settings
Item
Description
Default Value Value Range
Zero display
with no load
output
If this parameter is set to
Enable
,
the output current and output
load ratio are displayed as
< 3%
in the case of no load. If this
parameter is set to
Disable
, the
output current and output load
ratio are not displayed as 0 in the
case of no load.
Enable
Disable, Enable
Calib. output
current if no
load
If this parameter is set to
Enable
,
the current at no load will be
calibrated once automatically.
This function can be used only
when the UPS carries no load.
Disable
Disable, Enable
Output
interruption
transfer time
(ms)
Set this parameter based on the
output interruption time
acceptable to loads.
0
0 ms, 40 ms, 60
ms, 80 ms, 100
ms, 120 ms
Max. BPM
transfer times
Cross currents occur during the
transfer between bypass mode
and inverter mode, which
impacts the system. This
parameter specifies the number
of transfers between bypass
mode and inverter mode within 1
hour, which ensures system
security.
5
1–10
Current equal.
detection
Monitors the current differences
between racks or modules. If this
parameter is set to
Enable
, the
Mod. Cur. Eql. Data
can be
viewed on the maintenance page.
Disable
Disable, Enable
Inverter async.
alarm
Specifies whether an
Inverter
asynchronous
alarm can be
displayed on the LCD when the
inverter cannot track the bypass
frequency change. Normal power
supply is not affected no matter
whether this parameter is set to
Enable
or
Disable
.
Disable
Disable, Enable
Bus
overvoltage
recovery
Specifies whether to
automatically clear the alarm and
restart the power module when
the rectifier or inverter shuts
down due to a bus overvoltage
alarm. If
Bus overvoltage
recovery
is set to
Enable
, the
bus overvoltage alarm is
Enable
Disable, Enable