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MITSUBISHI
ELECTRIC
9700 SERIES UPS
OWNERS / TECHNICAL MANUAL
Page Number:
6-2
MITSUBISHI ELECTRIC 9700 SERIES UPS
Fault Code List
Note 11. Note 1 Note 2 Note 3 Note 4
Code
indication
Status massage Contents
Guidance
Buzzer
External
send-out
contact
Failure
lamp
Code No.
UF003 CONVERTER ABNORMAL Preliminary charge impossible 1 [2] Major Lit up 64
UF007 SENSOR ABNORMAL
Converter input current sensor circuit
abnormality
1 [2] Major Lit up 1
UF052 CB1 TRIPPED Input circuit breaker CB1 has tripped 1 [1] Minor Flicker 97
UF053 CB1 ABNORMAL Input circuit breaker CB1 abnormal 1 [1] Minor Flicker 96
UF056 CONVERTER OVERLOAD Converter input overcurrent 1 [1] Minor Flicker 192
UF057
CONVERTER
OVERTEMPERATURE
Overheating of converter circuit parts 1 [1] Minor Flicker 194
UF058
COOLING FAN
ABNORMAL
Abnormality of cooling fan (converter circuit) 1 [1] Minor Flicker 193
UF059 CONVERTER ABNORMAL Converter control circuit abnormality 1 [1] Minor Flicker 198
UF102 DC OVERVOLTAGE Overvoltage of DC voltage 1 [2] Major Lit up 5
UF103 DC UNDERVOLTAGE Low voltage of DC voltage 1 [2] Major Lit up 6
UF105 SENSOR ABNORMAL DC voltage sensor circuit abnormality 1 [2] Major Lit up 2
UF106
DC CAPACITANCE
ABNORMAL
Electrolytic capacitor abnormality 1 [2] Major Lit up 77
UF107 CB2 ABNORMAL
Battery disconnect circuit breaker CB2
abnormal
1 [2] Major Lit up 66
UF151 DC VOLTAGE ABNORMAL
Does not return to float voltage after powe
r
supply is resumed (24 hours)
2 [1] Minor Flicker 116
UF152 DC VOLTAGE ABNORMAL
Does not return to equalizing voltage afte
r
power supply is resumed
2 [1] Minor Flicker 117
UF153 CB2 TRIPPED
Battery disconnect circuit breaker CB2 has
tripped.
1 [1] Minor Flicker 100
UF156
CB2 TRIPPED (BATTERY
OVERTEMPERATURE)
Battery temperature abnormality (UF157) lasted
a long time (Note 6)
1[1]
Minor
Note 5
Flicker 107
UF157
BATTERY
OVERTEMPERATURE
Battery temperature abnormality 2 [1]
Minor
Note 5
Flicker 106
UF158
(Note10)
BATTERY LIQUID LEVEL
LOW
Battery solution level drop (Note 7) 2 [1]
Minor
Note 5
Flicker 105
UF159 DC GROUND FAULT Grounding of DC circuit 1 [1] Minor Flicker 112
UF160 SENSOR ABNORMAL Sensor abnormality of battery circuit 1 [1] Minor Flicker 114
UF161
CB2 TRIPPED (DC
VOLTAGE ABNORMAL)
Does not return to float voltage after powe
r
supply is resumed (48 hours) (Note 6)
2 [1] Minor Flicker 196
UF162 BATTERY ABNORMAL Battery abnormal detected by battery self test.
UF201
INVERTER
OVERVOLTAGE
Output overvoltage during inverter power supply
(+ 15%)
1 [2] Major Lit up 12
UF202
INVERTER
UNDERVOLTAGE
Output low voltage during inverter supply (-
15%)
1 [2] Major Lit up 13
UF203
INVERTER
OVERCURRENT
Inverter output overcurrent 1 [2] Major Lit up 26
UF209 52C ABNORMAL 52C not turned ON 1 [2] Major Lit up 75
UF210 52C ABNORMAL 52C not turned OFF 1 [2] Major Lit up 76
UF212 FAN ABNORMAL Fan power source abnormality during operation 1 [2] Major Lit up 65
UF213
INVERTER OR
CONVERTER
OVERTEMPERATURE
Overheating of main circuit parts 1 [2] Major Lit up 69
UF214
COOLING FAN
ABNORMAL
Abnormality of cooling fan inside panel 1 [2] Major Lit up 67
UF215 FREQUENT OVERLOAD!
Load switching was made frequently during
overload
4[2]
Major
Note5
Lit up 86
UF216 SENSOR ABNORMAL Inverter output current sensor abnormality 1 [2] Major Lit up 11