Ex GFSI Extreme

  • Ex zone 1 and 21
  • 1-pedal type
  • Corrosion-resistant aluminium enclosure
  • With protective shield
  • Salt-mist spray test to DIN EN ISO 9227
  • High degree of protection IP 66 / IP 67
  • Temperature resistant from -40 °C to +55 °C
  • Screws and metal parts made of stainless steel
  • Wiring compartment
  • Low pedal height
  • Maritime certification to DNV GL
  • Attention: Please state required international approvals with your order!

Technical data

Applied standards EN 60947-5-1, EN 60079-0, EN 60079-1, EN 60079-7, EN 60079-31, EN ISO 13849-1
Enclosure aluminium die-cast, corrosion-resistant, powder-coated, passivated, anthracite grey, similar to RAL 7016
Pedal aluminium die-cast, corrosion-resistant, hard-coated, powder-coated, anthracite grey, similar to RAL 7016
Protective shield aluminium die-cast, corrosion-resistant, powder-coated, passivated, signal yellow, similar to RAL 1003
Degree of protection IP 55 (EN 60079-0 + IEC/EN 60529)
IP 66/67 (IEC/EN 60529)
B10d (10 % load) 2 million
TM max. 20 years
Connection screw connection terminals
Cable cross-section max. 2.5 mm² (incl. conductor ferrules)
Contact material silver
Switching system slow action, positive break NC contacts
Switching elements 1 NC/1 NO contact, type Zb
Utilisation category AC-15; DC-13
Rated operating current/voltage Ie/Ue 5 A/250 VAC; 0.2 A/230 VDC
Short-circuit protection 5 A gG/gN fuse
Ambient temperature T6: –40 °C … +55 °C
Mechanical life > 1 million operations
Impact energy max. 7 J
Ex marking II 2G Ex de IIC T6 Gb,
II 2D Ex tb IIIA T80°C Db
IECEx Ex de IIC T6 Gb,
Ex tb IIIA T80°C Db
Approvals PTB 15 ATEX 1010
IECEx PTB 15.0035

Ordering details

Slow action, 1 NC/1 NO contact

Type   Material no.  
Type    Material no.   
Ex GFSI 1Ö/1S -40°C ... +55°C IP66/67 Extreme stock type Standard versions, in stock or available at short notice 1296855
If you cannot find the version you require, just ask us! Our product portfolio to date has included many customised switchgear variants.


Ex cable protection adapter M20x1.5 NW12
  • For indoor and outdoor application
  • Prevents electrostatic charging
  • Corrosion-resistant
  • With external thread M20x1,5
  • Compatible with cable protection conduit NM 12 (1183844)
Cable protection conduit flexible NW12
  • Made of load discharging polyamide materials (PA12) for use in explosion endangered zones 1/2 (gas) and 21/22 (dust)
  • For indoor and outdoor application
  • Compatible with all cable protection adapters with NW12
  • Free from halogens and cadmium
  • UV resistant
  • Ordering unit: per meter