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◆ 5.2
Control Panel/Indicators
⑧
⑦
⑩
No.
Name
INV ON/STAND BY
①
Switch
INV ON/STAND BY
②
Indicator
③ Clear Switch
④ Battery Test Switch
⑤ Battery Test Indicator
⑥ Alarm Indicator
⑦ Input Indicator
⑧ Output Indicator
⑨ Load Level Indicator
⑩ Battery-Low Indicator
Parallel Redundancy
⑪
Operation Indicator
N+1 Redundancy
⑫
Operation Indicator
In this manual, switch names are denoted as
The status of LEDs on the control panel are indicated as
⑨
⑥
Marking
INV
Switches inverter operation on/off
ON/STAND BY
Lights (green) when power is supplied through the
–
inverter, and blinks when supplied through the
bypass circuit
CLEAR
Silences the beeper and clears battery test results
BATT.TEST
Starts and stops a battery test
Blinks during battery test
Indicates battery test results:
–
LED on = normal result, LED blinking = abnormal,
LED off = stopped
Lights (red) if the UPS fails, and when the batteries
ALARM
are discharged below minimum operating voltage
Lights (green) when input utility power is normal,
INPUT
and blinks when input power is abnormal
Lights (green) when output power is supplied
OUTPUT
through the inverter, and blinks when supplied
through the bypass circuit
Indicates the load level (20, 40, 60, 100% or O.L
LOAD LEVEL
[Overload])
BATT.LOW
Lights when battery voltage is low
Turns off when abnormal communications between
P.R.O.
units occurs, or if the No. of Units is incorrectly set
Lights during N+1 redundancy operation
F.T.
(lit when load level is below (N-1) kVA)
⑫
⑪
Function
(e.g.:
INV ON/STAND BY ).
for lit, and
- 10 -
②
①
③
⑤
④
for blinking.
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