FAULT: these are more critical problems than the "Anomaly" faults because, if they persist, they could cause the UPS
to lock within a very short time.
CODE
F01
F02
F03
F04
F05
F06
F07
F08
F09
F10
F11
F12
F14
F15
F16
F17
F19
F20
F21
F22
F23
F26
F27
F28
F29
F30
F31
F32
F33
F34
F37
F42
F43
F44
//
F45
//
F46
//
F47
// = Parallel Fault
106
DESCRIPTION
Internal communication error
Incorrect input phase cycle direction
Phase1 input fuse broken or input contactor locked (does not close)
Phase2 input fuse broken or input contactor locked (does not close)
Phase3 input fuse broken or input contactor locked (does not close)
Phase1 input contactor locked (does not open)
Phase2 input contactor locked (does not open)
Phase4 input contactor locked (does not open)
Positive branch capacitor pre-charge failed
Negative branch capacitor pre-charge failed
BOOST stage fault
Incorrect bypass phase cycle direction
Phase1 sinusoid inverter deformed
Phase2 sinusoid inverter deformed
Phase3 sinusoid inverter deformed
Inverter stage fault
Positive battery overvoltage
Negative battery overvoltage
Positive battery undervoltage
Negative battery undervoltage
Output overload
Phase1 output contactor locked (does not open)
Phase2 output contactor locked (does not open)
Phase3 output contactor locked (does not open)
Phase1 output fuse broken or output contactor locked (does not close)
Phase2 output fuse broken or output contactor locked (does not close)
Phase3 output fuse broken or output contactor locked (does not close)
Battery charger stage fault
Battery charger output fuse broken
Dissipator overtemperature
Battery charger overtemperature
BOOST 1 battery fuse broken
BOOST 2 battery fuse broken
BOOST 3 battery fuse broken
Parallel communication bus open (1 point)
Parallel bypass request signal fault
Parallel synchronization signal fault