Ex RC M20 KST -60°C

  • Ex zone 1 and 21
  • Cold-resistant down to -60 °C
  • Thermoset enclosure
  • 1 Reed contact
  • Actuation from front
  • With pre-wired cable
  • N.B.: Please state required international approvals with your order!
Notes
  • 2 mounting nuts are included in delivery
  • The actuator is not included in the delivery of the switches

Technical data

Applied standardsEN 60947-5-1; EN 60079-0;
EN 60079-18
Enclosureglass-fibre reinforced, shock-proof thermoset material, self-extinguishing UL 94 V-0
Actuatorseries M permanent magnet
Degree of protectionIP 67 (EN 60079-0 + IEC/EN 60529)
IP 66, IP 68, IP 69 (IEC/EN 60529)
IP 69K (ISO 20653)
Contact materialRhodium
Switching systemreed contacts
Switching elements1 change-over contact
Connectionpre-wired cable, Silicone SIHF
Cable cross-section3 x 0.75 mm²
Cable length2, 5 or 10 m
Switching voltage250 VAC
Switching currentmax. 1 A
Short-circuit current Ikmax. 2 A
Switching capacitymax. 50 W
Utilisation categoryAC-12; DC-12
Bounce duration0,3 … 0,6 ms
Ambient temperature–60 °C … +70 °C
Mechanical life> 1 million operations
Electrical life106 … 109 operations
Vibration resistance10 … 50 g
Impact energymax. 7 J
Ex marking II 2G Ex mb IIC T6 Gb,
II 2D Ex mb IIIC T80 °C Db
IECEx Ex mb IIC T6 Gb
Ex mb IIIC T80 °C Db
ApprovalsDMT 01 ATEX E 058 X
IECEx BVS 07.0007 X

Ordering details

Actuation from front

1 change-over contact

Type   Material no.  
Type    Material no.   
Ex RC M20 1W KST - 2m -60°C stock type Standard versions, in stock or available at short notice 1445629
Type    Material no.   
Ex RC M20 1W KST - 5m -60°C 1445631
Type    Material no.   
Ex RC M20 1W KST - 10m -60°C 1445633
If you cannot find the version you require, just ask us! Our product portfolio to date has included many customised switchgear variants.

Actuators

Type   Material no.  
Type    Material no.   
M 20 U stock type Standard versions, in stock or available at short notice 1033963
Type   Material no.  
Type    Material no.   
M 50 NU stock type Standard versions, in stock or available at short notice 1033965
Type   Material no.  
Type    Material no.   
M 100 NU stock type Standard versions, in stock or available at short notice 1033966
Type   Material no.  
Type    Material no.   
M 200 NU stock type Standard versions, in stock or available at short notice 1033967
Type   Material no.  
Type    Material no.   
M 200 UB stock type Standard versions, in stock or available at short notice 1033975
Type   Material no.  
Type    Material no.   
M 300 NU stock type Standard versions, in stock or available at short notice 1033968
Type   Material no.  
Type    Material no.   
M 400 NU stock type Standard versions, in stock or available at short notice 1033970
Type   Material no.  
Type    Material no.   
M 400 UB stock type Standard versions, in stock or available at short notice 1033982
Type   Material no.  
Type    Material no.   
M 100 N stock type Standard versions, in stock or available at short notice 1042609
Type   Material no.  
Type    Material no.   
M 200 N stock type Standard versions, in stock or available at short notice 1042610
Type   Material no.  
Type    Material no.   
M 300 N stock type Standard versions, in stock or available at short notice 1042617
Type   Material no.  
Type    Material no.   
M 500 stock type Standard versions, in stock or available at short notice 1042611
Type   Material no.  
Type    Material no.   
M 700 N stock type Standard versions, in stock or available at short notice 1042612
Type   Material no.  
Type    Material no.   
M 100 S stock type Standard versions, in stock or available at short notice 1042615
Type   Material no.  
Type    Material no.   
M 200 S stock type Standard versions, in stock or available at short notice 1042616
Type   Material no.  
Type    Material no.   
M 300 S stock type Standard versions, in stock or available at short notice 1042618
Type   Material no.  
Type    Material no.   
M 30 Niro stock type Standard versions, in stock or available at short notice 1189024
Type   Material no.  
Type    Material no.   
Disc magnet 15 x 4 mm stock type Standard versions, in stock or available at short notice 1452248
Type   Material no.  
Type    Material no.   
Disc magnet 23 x 4 mm stock type Standard versions, in stock or available at short notice 1452242
 
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