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Alarm Information
Fault code
(Error)
LCD Warning
Buzzer
LED
1
Rectifier Fault
Beeps continuously
Fault LED illuminated
2
Inverter Fault (Including Inverter bridge is shorted)
Beeps continuously
Fault LED illuminated
3
Inverter Thyristor Short
Beeps continuously
Fault LED illuminated
4
Inverter Thyristor Damaged
Beeps continuously
Fault LED illuminated
5
Bypass Thyristor Short
Beeps continuously
Fault LED illuminated
6
Bypass Thyristor Damaged
Beeps continuously
Fault LED illuminated
7
Fuse Blown
Beeps continuously
Fault LED illuminated
8
Parallel Relay Fault
Beeps continuously
Fault LED illuminated
9
Fan Fault
Beeps continuously
Fault LED illuminated
10
Reserve
Beeps continuously
Fault LED illuminated
11
Auxiliary power 1 Fault
Beeps continuously
Fault LED illuminated
12
Initialization Fault
Beeps continuously
Fault LED illuminated
13
P-Battery Charger Fault
Beeps continuously
Fault LED illuminated
14
N-battery Charger Fault
Beeps continuously
Fault LED illuminated
15
DC Bus Over Voltage
Beeps continuously
Fault LED illuminated
16
DC Bus Below Voltage
Beeps continuously
Fault LED illuminated
17
DC Bus Unbalance
Beeps continuously
Fault LED illuminated
18
Soft Start Failed
Beeps continuously
Fault LED illuminated
19
Rectifier Over Temperature
Beeps twice per second
Fault LED illuminated
20
Inverter Over Temperature
Beeps twice per second
Fault LED illuminated
21
Input Neutral Line Missing
Beeps twice per second
Fault LED illuminated
22
Battery counter
Beeps twice per second
Fault LED illuminated
23
Parallel Cable Connection Error
Beeps twice per second
Fault LED illuminated
24
CAN Comm. Fault
Beeps twice per second
Fault LED illuminated
25
Parallel Load Sharing Fault
Beeps twice per second
Fault LED illuminated
26
Battery Over Voltage
Beeps once per second
Fault LED blinking
27
Mains Site Wiring Fault
Beeps once per second
Fault LED blinking
28
Bypass Site Wiring Fault
Beeps once per second
Fault LED blinking
29
Output Shortcut
Beeps once per second
Fault LED blinking
30
Rectifier over current Fault
Beeps once per second
Fault LED blinking
31
Bypass Over Current
Beeps once per second
BPS LED blinking
32
Overload
Beeps once per second
INV or BPS LED blinking
33
No battery
Beeps once per second
Battery LED blinking
34
Battery Under Voltage (Low Battery protection)
Beeps once per second
Battery LED blinking
35
Battery Voltage Warning (Battery Voltage Low)
Beeps once per second
Battery LED blinking
36
Internal Communication Fault
Beeps once every 2 seconds
Fault LED blinking
37
DC Component Over Limit (Unbalance INV. DC)
Beeps once every 2 seconds
INV LED blinking
38
Parallel Overload
Beeps once every 2 seconds
INV LED blinking
39
Mains (AC Input) Volt. Abnormal
Beeps once every 2 seconds
Battery LED illuminated
40
Mains (AC Input) Freq. Abnormal
Beeps once every 2 seconds
Battery LED illuminated
41
Bypass Not Available
N/A
BPS LED blinking
42
Bypass Unable to Track
N/A
BPS LED blinking
43
Inverter Invalid
N/A
N/A