ComEx Control switch complete device

4-pole for Zone 1/21
  • Positive break operation
  • Latched and momentary-contact positions
  • Easy installation
  • Customer-specific solutions


This control switch has been designed to solve the variety of problems encountered in chemical and petrochemical plants and on explosion-proofed electrical machinery in zones 1 and 2 and in Zone 21 and 22. Four switch contacts as opening and closing elements in different permutations permit a variety of functions. The operner has a positive break operation. The switch actuator offers latched and momentary-contact positions with different switch positions.

The control switch is supplied in double or triple ComEx enclosures, or in combination with other command devices, in control units. The actuating element can be locked with up to max. 3 padlocks.

Technical Data

Protection class IP 66/IP 67
Dimensions See dimensions for complete device
Material Thermoplastic
Conductor terminals 4 x 2.5 mm²
Contact material AgSnO2
Voltage see data sheet
Current see data sheet
Connection Terminals 2.5 mm²

Manuals/Operating Instructions/Guides

Operating Instructions – Control switch, complete device, 4-pole

Data Sheets

Data Sheet – Control switch, complete device, 4-pole