Ex GFS 3

  • Ex zone 1 and 21
  • 3-pedal type
  • Metal enclosure
  • With protective shield
  • Max. 2 contacts per pedal
  • Low pedal height
  • With pre-wired cable
  • Available on request with special finish in RAL colour tones
  • Attention: Please state required international approvals with your order!

Technical data

Applied standards EN 60947-5-1, EN 60079-0, EN 60079-1, EN 60079-31, EN ISO 13849-1
Enclosure aluminium die-cast, powder-coated
Pedal thermoplastic, glass-fibre reinforced, impact resistant, self-extinguishing UL 94 V-0
Protective shield aluminium die-cast, powder-coated
Degree of protection IP 65 to IEC/EN 60529
B10d (10 % load) Ex GFS 3: 2 million
TM Ex GFS 3: max. 20 years
Connection pre-wired cable H05VV-F
Cable cross-section 3 or 4 x 0.75 mm² (incl. conductor ferrules)
Cable length 3 m
Contact material silver
Switching system Ex GFS: slow action, positive break NC contacts
Ex GFSM: snap action
Switching elements Ex GFS: 1 NC/1 NO contact, type Zb
Ex GFSM: change-over contact with single break C or 1 NC/1 NO contact, type Za
Switch insert Ex GFS: Ex 14
Ex GFSM: type C: ExM 14, type Za: ExM 14 1Ö/1S
Utilisation category AC-15; DC-13
Rated operating current/voltage Ie/Ue Ex GFS 3:
6 A/250 VAC; 0.25 A/230 VDC
Ex GFSM 3:
5 A/250 VAC; 0.16 A/230 VDC
Ex GFSM 3 1ÖS/1ÖS/1ÖS:
5 A/250 VAC; 0.2 A/230 VDC
Short-circuit protection Ex GFS 3: 6 A gG/gN fuse
Ex GFSM 3: 5 A gG/gN fuse
Ambient temperature T6: –20 °C … +60 °C,
T5: -20 °C … +75 °C
Mechanical life > 1 million operations
Impact energy max. 7 J
Ex marking II 2G Ex d IIC T6/T5 Gb,
II 2D Ex tb IIIC
T80 °C/T95 °C Db IP65
IECEx Ex d IIC T6/T5 Gb,
Ex tb IIIC T80 °C/T95 °C Db IP65
Approvals PTB 11 ATEX 1002 X
IECEx PTB 11.0090X *
*
*
* depending on the variant (see » Certificates)

Ordering details

Slow action, 1 NC/1 NO contact per pedal

Type   Material no.  
Type    Material no.   
Ex GFS 3 1ÖS/1ÖS/1ÖS - 3m 1048957
If you cannot find the version you require, just ask us! Our product portfolio to date has included many customised switchgear variants.

Snap action, 1 change-over contact per pedal

Type   Material no.  
Type    Material no.   
Ex GFSM 3 - 3m 1209486
If you cannot find the version you require, just ask us! Our product portfolio to date has included many customised switchgear variants.

Snap action, 1 NC/1 NO contact per pedal

Type   Material no.  
Type    Material no.   
Ex GFSM 3 1ÖS/1ÖS/1ÖS - 3m on request Produced to order.
If you cannot find the version you require, just ask us! Our product portfolio to date has included many customised switchgear variants.
If you cannot find the version you require, just ask us! Our product portfolio to date has included many customised switchgear variants.