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Fault codes and software
email: [email protected] Tel: +358 (0)201 212 575 Fax: +358 (0)204 335 091
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4
FIGURE 14. Fault code F12
Measure resistance and
isolation resistance on
brake resistor and its
connections.
F12 Brake chopper supervision
Are all
measurements
OK?
NO
YES
Is brakechopper
maincircuit, OK?
YES
NO
F12 displayed.
Check logged
data in
fault history.
Internal fault: Replace
brake chopper and
power board.
Replace
brake resistor
and/or
cables.
FR4 - FR8
FR9 - FR13
Measure brakechopper
maincircuit.
No instructions
available.
Measure
brake chopper
gate circuit.
Is brake chopper
gate circuit, OK?
NO
Internal fault:
Check/correct cables
before replacing
power board.
YES
Содержание NX
Страница 1: ...VACON NX SERVICE MANUAL Overview ...
Страница 6: ...Revision history email service vacon com Phone 358 0 201 212 575 Fax 358 0 204 335 091 7 1 ...
Страница 15: ...After market service information email service vacon com Tel 358 0 201 212 575 Fax 358 0 204 335 091 16 2 ...
Страница 100: ...Fault codes and software email service vacon com Tel 358 0 201 212 575 Fax 358 0 204 335 091 101 4 ...