Fault codes and software
email: [email protected] Tel: +358 (0)201 212 575 Fax: +358 (0)204 335 091
47
4
F4 Inverter fault
F4 displayed.
Check logged
data in
fault history.
NOTE !
< FR7 - fault is not used.
Fr7 - FR8 -"Power Card overtemperature" will indicate F4.
Fr10 -"Driver power too low" will indicate F4.
Service actions are
based on unit size.
< FR7
Fr7 - Fr8
Fr10
Fault occurred due to
interference, because
signal is not used.
Fault activated because
power board is too hot
or faulty powerboard.
Driver voltage is too
low on the ASIC board.
FIGURE 6. Fault code F4
Содержание NX
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