7 Faults and remedy
Excessive temperature / Temperature protection trips
Fault
Causes
Remedial measures
Noises on elevator
machine
Bearing defective
Contact customer service
Wrong setting at the frequency inverter
Check setting at the frequency inverter
Absolute encoder defective
Replace the absolute encoder
Excessive tempera-
ture / Temperature
protection trips
Surface of the elevator machine is covered Remove cover from drive or mount with
more distance to the elevator machine.
Ambient temperature higher than 40
°
C
Enhance shaft ventilation
Wrong setting at the frequency inverter
Check setting at the frequency inverter
Overloading of the elevator machine
Check motor current
Elevator machine
does not start
Motor phases connected incorrect
Check motor connection
VVVF defective
Check VVVF
Brake does not open
See brake faults
Elevator machine
does not turn when
the brake is released
Brake rotor sticks after a long storage time
on the armature disk
Release the brake mechanicaly or remove it
and loosen the brake rotor carefully from the
armature plate.
Brake switching
noises
Brake is switched on the DC-side
Modify the control to AC switching for nor-
mal operation. Fit an additional protective
circuit.
Air gap of brake too big
Replace the brake rotors (Special tool re-
quired! Contact the customer service of
ZIEHL-ABEGG SE).
Brake does not open Power supply too low. The voltage at the
brake is to low.
Check supply, if necessary increase cable
cross-section (and transformer)
Incorrect/faulty brake actuation
Check brake actuation
Brake coil defective
Replace brake (special tool required.
ZIEHL-ABEGG SE Contact customer serv-
ice).
Brake worn out
Replace the brake rotors (Special tool re-
quired! Contact the customer service of
ZIEHL-ABEGG SE).
Brake release moni-
toring does not
switch
Microswitch/inductive proximity switch de-
fective
Replace microswitch/inductive proximity
switch
Contacts dirty
Switch micro switches with a higher contact
current, at least 10 mA or change micro-
switches
Table 7
Translation of the original operating instructions
ZAtop
–
model series SM210.60B/SM210.70B
Faults and remedy
A-TBA17_01-GB 2023/46 Index 008Part.-No. 01013389-GB (EU-BD 1014/1)
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