WEG CFW11W G2 Series User Manual page 89

Troubleshooting and Maintenance
Fault/Alarm
A300:
High Temperature
IGBT U B1
F301:
Overtemperature
IGBT U B1
A303:
High Temperature
IGBT V B1
F304:
Overtemperature
IGBT V B1
A306:
High Temperature
IGBT W B1
F307:
Overtemperature
IGBT W B1
6
A309:
High Temperature
IGBT U B2
F310:
Overtemperature
IGBT U B2
A312:
High Temperature
IGBT V B2
F313:
Overtemperature
IGBT V B2
A315:
High Temperature
IGBT W B2
F316:
Overtemperature
IGBT W B2
A318:
High Temperature
IGBT U B3
F319:
Overtemperature
IGBT U B3
A321:
High Temperature
IGBT V B3
F322:
Overtemperature
IGBT V B3
A324:
High Temperature
IGBT W B3
F325:
Overtemperature
IGBT W B3
6-6 | CFW-11W G2
Description
Alarm of high temperature measured on the
temperature sensor (NTC) of the IGBT of phase U
of book 1. Measured temperature above 110 ºC
(230 °F).
Fault of overtemperature measured on the
temperature sensor (NTC) of the IGBT of phase U
of book 1. Measured temperature above 115 ºC
(239 °F).
Alarm of high temperature measured on the
temperature sensor (NTC) of IGBT of phase V of
book 1. Measured temperature above 110 ºC
(230 °F).
Fault of overtemperature measured on the
temperature sensor (NTC) of IGBT of phase V
of book 1. Measured temperature above 115 ºC
(239 °F).
Alarm of high temperature measured on the
temperature sensor (NTC) of IGBT of phase W of
book 1. Measured temperature above 110 ºC
(230 °F).
Fault of overtemperature measured on the
temperature sensor (NTC) of IGBT of phase W
of book 1. Measured temperature above 115 ºC
(239 °F).
Alarm of high temperature measured on the
temperature sensor (NTC) of IGBT of phase U
of book 2. Measured temperature above 110 ºC
(230 °F).
Fault of overtemperature measured on the
temperature sensor (NTC) of the IGBT of phase U
of book 2. Measured temperature above 115 ºC
(239 °F).
Alarm of high temperature measured on the
temperature sensor (NTC) of IGBT of phase V
of book 2. Measured temperature above 110 ºC
(230 °F).
Fault of overtemperature measured on the
temperature sensor (NTC) of IGBT of phase V
of book 2. Measured temperature above 115 ºC
(239 °F).
Alarm of high temperature measured on the
temperature sensor (NTC) of IGBT of phase W
of book 2. Measured temperature above 110 ºC
(230 °F).
Fault of overtemperature measured on the
temperature sensor (NTC) of IGBT of phase W
of book 2. Measured temperature above 115 ºC
(239 °F).
Alarm of high temperature measured on the
temperature sensor (NTC) of IGBT of phase U
of book 3. Measured temperature above 110 ºC
(230 °F).
Fault of overtemperature measured on the
temperature sensor (NTC) of the IGBT of phase U
of book 3. Measured temperature above 115 ºC
(239 °F).
Alarm of high temperature measured on the
temperature sensor (NTC) of IGBT of phase V
of book 3. Measured temperature above 110 ºC
(230 °F).
Fault of overtemperature measured on the
temperature sensor (NTC) of IGBT of phase V
of book 3. Measured temperature above 115 ºC
(239 °F).
Alarm of high temperature measured on the
temperature sensor (NTC) of IGBT of phase W of
book 3. Measured temperature above 110 ºC
(230 °F).
Fault of overtemperature measured on the
temperature sensor (NTC) of IGBT of phase W
of book 3. Measured temperature above 115 ºC
(239 °F).
Possible Causes
High coolant temperature (> 45 °C (113 °F) see
„
Item 3.1.6 Cooling System on page
high output current.
Coolant flow < 20l/min or clogged tubing.
„
UP11W heatsink or system heat exchanger rust
„
inside due to coolant out of the specifications (see
Item 3.1.3 Lifting on page 3-2).
Fault in the pumps.
„
3-9) and