5.52.180.00.01.09
9
Trolley gear
Combination of worm gear and motor
Closed design - ventilation not necessary.
4.4.3
Control
Control switch with emergency stop
Classification of control according to lifting gear sizes
Hoisting unit
Kind of control
Direct control
Low voltage control
Radio control
Frequency control
AK4-7
x
x
x
x
AK8-10
-
x
x
x
Alle Ex
-
x
x
-
4.4.4
Overload protection
Type
Slipping clutch
Electric limit switch
Mechanical stop by spring
assembly*
66/04AK,
AK4-8
AK9+10
AK4-10
28/06E,
AK4-8
AK9+10
AK4-10
29/06E,
AK4-8
AK9+10
AK4-10
29/06E-Syncro
AK4-7
-
AK4-7
29/06EEL Big Bag
AK4-7
-
AK4-7
All Ex
AK4-8
AK9+10
-
*optional
4.4.5
Load chain
acc. to EN 818-7-T high quality chain
4.4.6
Load hook
Hook in ball bearing with safety catch.
4.4.7
Chain container
According to hoist type made of coated fabric, plastic or of steel plate.
4.4.8
Rotation direction / Phase sequence relay
Protection against wrong net connection
(only with low voltage control)
4.4.9
Safety limit switch (lifting/lowering)
automatic stop when the load chain does not run correctly
(only applicable for hoists with tensioning device)
4.4.10
Operation limit switch
operational driving into upper and lower hook position
(optional for direct control)
4.4.11
Special components
only for hoists that are used in area at risk of explosion
4.4.12
Overheat protection electric motor (Only for contactor control)
Default
Optional
Electro-EX
Lifting/Lowering
PTO
*
PTC
**
PTC
**
Dtrive
-
PTO
*
/ PTC
**
PTC
**
*
thermocouple
**
PTC thermistor with tripping device
