aldes inoVEC standard Mode D'emploi page 14

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  • FRANÇAIS, page 12
PROBLEMS
Problèmes
Diagnostics
The fan does
power supply or
Switch / circuit breaker open
not start and the
regulator screen
Power supply wiring fault
is off
Regulator out of order
Faults present on the regulator
Le ventilateur ne
démarre pas et
l'écran du variateur
est allumé
The motor wiring is defective
Automatic start is not activated
The protective circuit breaker detects a
The fans starts
leakage current and opens
then stops (from
a few seconds to
Faults appear on the regulator
several days)
The fans wheel turns backwards
The fan is in
operation but does
not regulate itself
Faults appear on the regulator
correctly
Solutions
- Check the presence of the network voltage
- Check that the protective circuit breaker is closed
- Check the power supply wiring in the building up to the
casing switch
- check the power supply wiring in the casing between the
switch and the regulator
- Identify and correct the fault that caused the regulator
to fail
- Change the regulator
- Analyse the fault codes and correct
- Reset the regulator faults
and cut / restart the power supply
- Check the wiring between the regulator and the motor
and cut / restart the power supply
- Check the bridge between the terminals LI1 and +24V (applicable
to regulators ATV12 and ATV312). Cut off the power and restart
- Check compatibility between protection I and max consumed I
- Check that the differential is 300 mA min
- Analyse the fault codes and correct
- Reset the regulator faults and cut / restart the power supply
- Swap 2 phases (U,V,W) on the wire between the regulator
and the motor
- Analyse the fault codes and correct if necessary
- Reset the regulator faults
14
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