Huawei UPS5000-E User Manual page 60

UPS5000-E-(60 kVA-125 kVA)
User Manual (Integrated UPS 3.0)
Table 2-7 Alarm ID description
Alarm ID
1
2
3
4
5
6
7
Table 2-8
Table 2-8 Buttons on the ATS controller
Button
Issue 06 (2023-08-25)
Power
Supply
Status
No voltage
Undervoltag
e
Overvoltage
Phase
missing
Voltage
unbalance,
line voltage
difference
Incorrect
phase
sequence
Invalid
frequency
describes the buttons on the ATS controller.
Name
I ON
II ON
OFF
AUTO
ESC
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Description
The supply voltage is less than 10% of the rated
voltage.
The power supply voltage is less than the
undervoltage threshold.
The power supply voltage is greater than the
overvoltage threshold.
A phase of the power supply is open.
The difference between the minimum and maximum
phase voltages of the power supply exceeds the
percentage of the overvoltage or undervoltage
threshold.
The phase sequence of the power supply is incorrect.
The power supply frequency is out of the valid range.
Description
In button control mode, if the ATS is flipped to
I, the I switch is on, and the II switch is off.
In button control mode, if the ATS is flipped to
II, the II switch is on, and the I switch is off.
In button control mode, if the ATS is flipped to
OFF, both the I and II switches are off, and the
ATS works in manual mode.
Sets the ATS controller to the automatic or
button control mode and clears alarms.
Returns to the previous step.
2 Product Overview
52