Product description   
3.5 Motorized operating mechanisms (optional) 
  3VL IEC molded case circuit breakers 
34  System Manual, 11/2013, 110 0110 - 02 DS 03 
 
Motorized operating mechanism (MO) 
Motorized operating mechanism for VL160x-VL1600 
The motorized operating mechanism (MO) is required for remote switching of molded case 
circuit breakers. Thanks to its fast break time, it is perfectly suited to transfer control 
systems. 
The integrated switch position indicator of the motorized operating mechanism (MO) 
indicates the ON, OFF and TRIP states. 
The LOCAL, MANUAL or AUTO modes can be selected with the mode switch: 
 
Operation using pushbuttons on-site 
 
Manual operation with the help of an A
llen key on the front of the motorized 
Remote control via control wire 
 
 
Note 
The Allen key for manual operation is located on the front of the device.