User manual

10
Version 2.4 (10/2011) en
Original instructions
Drum Motor
General technical information
Thermal protector
The thermal control protection switch fitted inside the stator coil is closed under
normal running conditions. If the motor overheats, the switch will open at a preset
temperature (depending on the winding insulation class) before damage to the
motor can occur.
Standard version:
Temperature limiter,
automatically resetting
The switch automatically re-sets when the motor has
cooled down
Unintentional start of the motor
¾ Connect the switch to a suitable relay or contactor to
ensure disconnection of the power supply to the motor
when tripped.
¾ When the switch has tripped, wait until the motor has
cooled down and ensure that no persons are
endangered before restarting the motor.
WARNING
Lifetime: 10 000 cycles
AC
cos  = 1 2.5 A 250 VAC
cos  = 0.6 1.6 A 250 VAC
DC
1.6 A 24 VDC
1.25 A 48 VDC
Lifetime: 2 000 cycles
AC cos  = 1 6.3 A 250 VAC
Back setting temperature 40 K ± 15 K
Resistance < 50 m
Contact bounce time < 1 ms