ComEx Control switch complete device
Benefits
- Positive break operation
- Latched and momentary-contact positions
- Easy installation
- Customer-specific solutions
Marking
ATEX:
Ex II 2G Ex db eb IIC T6 Gb
Ex II 2G Ex db eb ia IIC T6 Gb
Ex II 2D Ex tb IIIC T80°C Db
IECEx:
Ex db eb IIC T6 Gb
Ex db eb ia IIC T6 Gb
Ex tb IIIC T80°C Db
Ambient Temperature
-55 ° ≤ Ta ≤ +60 °C(-67 °F ≤ Ta ≤ +140 °F)
Description
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 |
