Ex RC M20

Features/Options

  • Ex zone 1 and 21
  • Brass enclosure, nickeled, available in stainless steel
  • Including 2 mounting nuts
  • 1 Reed contact
  • Actuation from front, actuation from side only with bistable contact
  • Switching distance up to 30 mm depending on the actuating magnet
  • With pre-wired cable
  • Version for low temperatures up to -40 °C with Lapptherm 145 cable available on request
  • Special version only for gas Ex zone 2 and dust Ex zone 22 available
  • N.B.: Please state required approvals for Russia, China and Brazil with your order!

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Technical data

StandardsEN 60947-5-2; EN 60079-0;
EN 60079-18; EN 61241-0;
EN 61241-1
Enclosurebrass, nickeled
Actuatorseries M permanent magnet
Degree of protectionIP 67 to IEC/EN 60529
Contact materialRhodium
Switching systemreed contacts
Switching elementsNO contact or change-over contact, bistable contact or bistable change-over contact
Connectioncable H05VV-F or Lapptherm 145
Cable section1S, 1Sr: 3 x 0.75 mm²
1W, 1Wr: 4 x 0.75 mm²
Cable length2, 5 or 10 m
Switching voltage250 V
Switching current1.5 A
Switching capacity1W, 1Wr: max. 50 W,
1S, 1Sr: max. 100 W
Utilisation categoryAC-12; DC-12
Bounce duration0.3 … 0.6 ms
Ambient temperatureH05VV-F: –20 °C … +70 °C,
on request: –40 °C … +70 °C
Mechanical life> 1 million operations
Electrical life106 … 109 operations
Resistance to vibrations1S: 50 … 100 g, 1Ö, 1W: 10 … 50 g
Ex marking II 2G Ex mb IIC T6 Gb,
II 2D Ex mb IIIC T80 °C Db IP67
IECEx Ex mb II T6,
Ex tD A21 IP67 T80 °C
ApprovalsDMT 01 ATEX E 058 X
IECEx BVS 07.0007 X

on request