CIRCUTOR AFQ Series - Manual (Page 93)

AFQ-4W
Instruction Manual 93
ACTIVE FILTER IN ALARM STATUS
Table 13 shows the messages that might appear on the main screen when the
AFQ-4W is in an alarm status.
ALARM
NTC1 temperature
Description NTC probe overtemperature.
Corrective
Action
Make sure that the fans or turbines at the top of the cabinet are
operating properly.
NTC2 temperature
Description NTC probe overheating
Corrective
Action
Make sure that the fans or turbines at the top of the cabinet are
operating properly.
Inductor Temperature
Description Inductor overtemperature
Corrective
Action
Ensure that the fans at the bottom of the cabinet are operating
properly.
MAX. DC bus voltage.
Description The voltage on the DC bus capacitors is too high.
Corrective
Action
Check the unit connections and the input voltages.
MAX. Bus positive voltage
Description The voltage on the DC bus capacitors is too high.
Corrective
Action
Check the unit connections and the input voltages.
MAX. Bus negative voltage
Description The voltage on the DC bus capacitors is too high.
Corrective
Action
Check the unit connections and the input voltages.
MAX. Current
Description The AFQ-4W current is too high.