User's Manual

Protect PV.500-MH Operating Instructions
38 of 68 80000043212 BAL
6.2 Table of Faults
The monitoring systems listed below will cause the inverter to switch off, are self-
acknowledging or signalling and are shown on the DOU with corresponding plain text:
Temperature monitoring systems
Fault/Message
Deac-
tivating
Self-
acknow-led
ging
Signalling
DOU message
IGBT 1 stack temperature warning X !Equipment temperature fault!
IGBT 2 stack temperature warning X !Equipment temperature fault!
IGBT 1 stack temperature fault X #Equipment temperature fault#
IGBT 2 stack temperature fault X #Equipment temperature fault#
IGBT supply air undertemperature X !Ambient temperature fault!
IGBT supply air temperature warning X !Ambient temperature fault!
IGBT supply air temperature fault X #Ambient temperature fault#
Unit exhaust air 1
temperature warning
X !Equipment temperature fault!
Unit exhaust air 2
temperature warning
X !Equipment temperature fault!
Unit exhaust air 1
temperature fault
X #Equipment temperature fault#
Unit exhaust air 2
temperature fault
X #Equipment temperature fault#
Equipment supply air undertempera-
ture
X !Ambient temperature fault!
Unit supply air temperature warning X !Ambient temperature fault!
Unit supply air temperature fault X #Ambient temperature fault#
Temperature sensor fault
IGBT 1 stack
X #Temperature sensor fault#
Temperature sensor fault
IGBT 2 stack
X #Temperature sensor fault#
Temperature sensor fault
IGBT supply air temperature
X #Temperature sensor fault#
Temperature sensor fault
unit exhaust air 1 temperature
X #Temperature sensor fault#
Temperature sensor fault
unit exhaust air 2 temperature
X #Temperature sensor fault#
Temperature sensor fault unit supply
air temperature
X #Temperature sensor fault#
IGBT difference temperature
deviation
X #IGBT difference temperature
dev.#