Ex GF

Features/Options

  • Ex zone 1 and 21
  • 1-pedal type
  • Metal enclosure
  • Without protective shield
  • Max. 2 contacts
  • Low pedal height
  • With pre-wired cable, cable length 3 m
  • Available on request with special finish in RAL colour tones
  • Special version only for dust Ex zone 22 available
  • N.B.: Please state required international approvals with your order!

Technical data

StandardsEN 60947-5-1; EN 60079-0,
EN 60079-1, EN 60079-31;
EN ISO 13849-1
Enclosurealuminium die-cast, powder-coated
Coverglass-fibre reinforced, shock-proof thermoplastic (PA 66), self-extinguishing UL 94-V0
Pedalglass-fibre reinforced, shock-proof thermoplastic (PA 66), self-extinguishing UL 94-V0
Connectionpre-wired cable H05VV-F
Cable cross-section3 or 4 x 0.75 mm² (incl. conductor ferrules)
Cable length3 m
Contact materialsilver
Degree of protectionIP 65 to IEC/EN 60529
Switching systemEx GF: slow action, positive break NC contacts
Ex GFM: snap action
Switching elementsEx GF: 1 NC/1 NO contact, type Zb
Ex GFM: change-over contact with single break C or 1 NC/1 NO contact, type Za
Switch insertEx GF: Ex 14
Ex GFM: type C: ExM 14, type Za: ExM 14 1Ö/1S
B10d (10 % Load)Ex GF: 2 million
TMEx GF: max. 20 years
Utilisation categoryAC-15; DC-13
Ie/UeEx GF:
6 A/250 VAC; 0.25 A/230 VDC
Ex GFM:
5 A/250 VAC; 0.16 A/230 VDC
Ex GFM 1Ö/1S:
5 A/250 VAC; 0.2 A/230 VDC
Max. fuse ratingEx GF: 6 A gG/gN fuse
Ex GFM: 5 A gG/gN fuse
Ambient temperatureT6: –20 °C … +60 °C,
T5: -20 °C … +75 °C
Mechanical life> 1 million operations
Impact energymax. 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
ApprovalsEx GF:
PTB 11 ATEX 1002 X
IECEx PTB 11.0090X


Ex GFM:
PTB 11 ATEX 1002 X


Ex GFM 1Ö/1S:
PTB 11 ATEX 1002 X
IECEx PTB 11.0090X
Ordering details
Type code

Slow action

1 NC/1 NO contact

Type   Material no.
Ex GF 1Ö/1S - 3m stock type Standard versions, in stock or available at short notice 1048461
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

Type   Material no.
Ex GFM - 3m 1048539
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

Type   Material no.
Ex GFM 1Ö/1S - 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.
Accessories
Type   Material no.
Pedal cover K on request Produced to order.