Operation Manual -
PoWerMaster®
2400 – 30 - 90 kVA
Trouble Shooting & Repair
Document no. 578.650BB
Page 64 of 91
9.1
Fault Guidance
In case you need to contact us for further fault guidance, please do not forget to enter the serial number
of the GPU (found at the rating plate) and the actual error code on the fault finding form that can be
downloaded from
www.itwgse.com
List below shows the complete list of error codes and first corrective action:
Error code
Error text in display
Help text
1st. Corrective action
0
NO ERRORS
100
LOGGING UNSUCCESSFUL
200
CONTROL BOARD FAILURE
Watchdog Timeout
Press start to reset
201
CONTROL BOARD FAILURE
CRITICAL: Memory Error
202
WRONG SOFTWARE VERSION
Install correct software version
250
UPDATE FAILED
Please retry operation
300
CONTROL VOLTAGE LOW
Control Voltage < 20V (Running)
Press start to reset
301
CONTROL VOLTAGE LOW
Control Voltage < 20V (Standby)
350
F1 OR F2 FUSE BLOWN
Replace fuse F1/F2 and press start
to reset
400
EMERGENCY STOP ACTIVATED
Release emergency stop and
press start to reset
500
CONTROL BOARD ADC0 FAILURE
600
CONTROL BOARD ADC1 FAILURE
700
CONTROL BOARD BATTERY FAILURE
750
REAL-TIME CLOCK NOT SET
Please set to current time and date
800
INPUT VOLTAGE TOO LOW
Voltage < 340V – 500ms
900
INPUT VOLTAGE TOO HIGH
Voltage > 460V – 500ms
1000
SOFTSTART ERROR
DC Voltage < 400V
1100
DC VOLTAGE TOO LOW
DC Voltage < 300V - 30ms
1200
DC VOLTAGE TOO HIGH
1201
DC VOLTAGE TOO HIGH
DC Voltage > 800V – 30 s
1202
DC VOLTAGE TOO HIGH
DC Voltage > 850V - 2.5ms
1300
DC CAPACITOR SHARING ERROR
DC Voltage > 850V
1400
DC RIPPLE TOO HIGH
DC Ripple > 20V – 3 minutes
1450
DC RIPPLE TOO HIGH
DC Ripple > 10V – 5s
1501
INVERTER TEMP TOO HIGH
IGBT 1 Temperature > 110 °C
1502
INVERTER TEMP TOO HIGH
IGBT 2 Temperature > 110 °C
2000
GATE VOLTAGE ERROR
CPLD Unknown Fault
2000+code
GATE VOLTAGE ERROR
IGBT XY Ready
2000+code
GATE VOLTAGE ERROR
IGBT XY Fault
Press start to reset
3000
OUTPUT VOLTAGE TOO HIGH
Voltage > 130V - 250ms
3100
OUTPUT VOLTAGE TOO HIGH
Voltage > 140V - 15ms
3500
OUTPUT VOLTAGE TOO LOW
Voltage < 104V - 500ms
4000
OVERLOAD: 100% < I < 125% - 600 s
Phase X
4100
OVERLOAD: 125% < I < 150% - 60 s
Phase X
4200
OVERLOAD: 150% < I < 200% - 30 s
Phase X
4300
OVERLOAD: 200% < I < 300% - 10 s
Phase X
4400
OVERLOAD: I > 300% - 1 s
Phase X
4500+code
SHORT CIRCUIT AT OUTPUT
Phase X
4600+code
FILTER CURRENT TOO LOW
Phase X
4700+code
FILTER CURRENT TOO HIGH
Phase X
4800
INVERTER SOFTSTART FAILURE
5000
TRANSFORMER TEMP TOO HIGH
5100
EARTH LEAKAGE FAULT AT OUTPUT
5101
EARTH LEAKAGE FAULT AT OUTPUT
5200
NEUTRAL VOLTAGE FAULT AT OUTPUT
Table continues on next page