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Faults
Faults are problems more critical than “Anomalies” in that, if they persist, they may bring the UPS to a stop.
CODE
DESCRIPTION
F01
Internal communication error
F02
Mains phases reversed
F03
Input fuse/contact fault L1
F04
Input fuse/contact fault L2
F05
Input fuse/contact fault L3
F06
Input contact short cct L1
F07
Input contact short cct L2
F08
Input contact short cct L3
F09
Precharge DC bus error B+
F10
Precharge DC bus error B-
F11
Boost fault
F12
Bypass phases reversed
F13
Boost voltage error
F14
Inverter sinewave abnormal L1
F15
Inverter sinewave abnormal L2
F16
Inverter sinewave abnormal L3
F17
Inverter error
F18
Output Vdc balance error
F19
Battery overvoltage B+
F20
Battery overvoltage B-
F23
Output overload
F24
Bypass not available
F25
Output negative power
F26
Output contact short cct L1
F27
Output contact short cct L2
F28
Output contact short cct L3
F29
Output fuse/contact fault L1
F30
Output fuse/contact fault L2
F31
Output fuse/contact fault L3
F32
Battery charger fault
F33
Battery measures error
F34
Power module overtemperature
F39
Vdc bus measures error
F40
Battery fuse 1 fault B+
F41
Battery fuse 1 fault B-
F42
Battery fuse 2 fault B+
F43
Battery fuse 2 fault B-
// F45
Parallel link open
// F46
Parallel r_byp. line fault
// F47
Parallel synchronisation line fault
F48
Battery polarity error
F49
Battery contact 1 command fault
F50
Battery contact 2 command fault
F51
Battery contact 1 short cct
F52
Battery contact 2 short cct
F53
Bypass auxiliary power fault
F54
Memory access error
F56
Calibration error PFC
F57
Calibration error INV
F58
Calibration error BATT
F59
Output board communication error
F60
Communication board link fault
Table 11 – UPS fault list (// = Parallel systems Anomaly)
