WITTUR WSG09, Руководство по эксплуатации и техническому обслуживанию

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21.05.2015
E
Gearless Synchronous Lift Machines
WSG09.X
Operating and maintenance manual J40003
Page 28
Date
Version
Subject to changes without notice!
12.9. Trouble shooting
Fault Possible cause Remedy
Motor does not start, operates
out of control or develops no
torque r
Motor not connected in proper phase sequence
r
Connect motor correctly
r
Measuring system not properly connected
r
Connect measuring system correctly
r
Converter parametrisation incorrect
r
Check converter parametrisation
r
EMC disturbance
r
Carry out shielding and earthing measures as
described by the converter manufacturer
r
Measuring system offset angle incorrectly set
r
Check measuring system offset angle
r
Measuring system defective
r
Replace measuring system
Motor noise r
Bearing defective
r
Notify customer service
r
Converter parametrisation incorrect
r
Check converter parametrisation
Braking system does not
release r
Braking system is not supplied with voltage
r
Check electrical connection
r
Brake magnet voltage too low
r
Check braking voltage supply voltage
r
Brake mechanically blocked
r
Remove mechanical blocking
r
Overexcitation recti er defective
r
Replace overexcitation recti er
Delay in braking system release r
Overexcitation recti er defective
r
Replace overexcitation recti er
Braking system does not engage r
Brake shoe mechanically blocked
r
Remove mechanical blocking
Delay in engaging of braking
system r
Brake defective
r
Notify customer service
Brake makes loud switching
noise r
Brake air gap too large
r
Adjust brake air gap
Braking torque too low r
Brake friction surface or brake lin- ings dirty.
r
Clean friction surface / brake linings
r
Foreign bodies between friction surface and brake
lining
r
Remove foreign bodies
r
Brake friction surface or brake lin- ing have come
into contact with oily or greasy materials
r
Replace brake lining, clean brake drum thoroughly
r
Load torque too high
r
Reduce load torque