MAKELSAN AG-SD-36, User Manual, Page: 56 / 66

CHALLENGER SERIES 80‐120 KVA EXPLANATIONS OF LOGGING
AG‐SD‐36 Rev. No:0 Rev. Date:15.11.2012 Publish No:1
45 BYP Thyr.L3 Short C
UPS has detected short circuit at bypass L3 thyristor. UPS will shut
down.
46 UPS Thyr.L1 Short C.
UPS has detected short circuit at inverter L1 thyristor. UPS will shut
down.
47 UPS Thyr.L2 Short C.
UPS has detected short circuit at inverter L2 thyristor. UPS will shut
down.
48 UPS Thyr.L3 Short C.
UPS has detected short circuit at inverter L3 thyristor. UPS will shut
down.
49 UPS Thyr.L1 Open C.
UPS has detected that inverter L1 thyristor can not be activated. Load
will be transferred to bypass line.
50 UPS Thyr.L2 Open C.
UPS has detected that inverter L2 thyristor can not be activated. Load
will be transferred to bypass line.
51 UPS Thyr.L3 Open C.
UPS has detected that inverter L3 thyristor can not be activated. Load
will be transferred to bypass line.
52 BYP Thyr.L1 Open C.
UPS has detected that bypass L1 thyristor can not be activated. Load
will be transferred to inverter line.
53 BYP Thyr.L2 Open C.
UPS has detected that bypass L2 thyristor can not be activated. Load
will be transferred to inverter line.
54 BYP Thyr.L3 Open C.
UPS has detected that bypass L3 thyristor can not be activated. Load
will be transferred to inverter line.
55 Parl. Phs. Rot. Err.
One or more of UPSs which operate in paralel mode do not match in
phase sequence.
56 Battery Start Starting through battery command has been given to UPS.
57 Parl. Start Error
One or more of UPSs which operate in paralel mode could not start to
operate.
58 Inverter Fault UPS couldn't prepare the inverter voltage.
59 Output Off Static transfer switches all disabled. The loads can not be energized.
60 Normal Mode
UPS is operating in the normal mode, load are energized through
rectifier – inverter line.
61 Battery Mode
UPS is operating in the battery mode, load are energized through
battery – inverter line.