Ex 14

Features/Options

  • Ex zone 1 and 21
  • Double insulated
  • Slow action , change-over contact or 2 NC contacts with double break
  • Mounting hole diameter 22.5 mm
  • With pre-wired cable, cable length 1 m
  • Gold-plated contacts available on request
  • Special version only for dust Ex zone 22 available
  • N.B.: Please state required approvals for Russia, China, Brazil and North America with your order!

Technical data

StandardsEN 60947-5-1; EN 60079-0,
EN 60079-1, EN 60079-31;
EN ISO 13849-1
Enclosureglass-fibre reinforced, shock-proof thermoplastic (PA 66), self-extinguishing UL 94-V0
Degree of protectionIP 65 to IEC/EN 60529
Contact materialsilver
Switching systemslow action, positive break NC contacts
Switching elements1 NC/1 NO contact, type Zb
Connectionpre-wired cable H05VV-F
Cable cross-section4 x 0.75 mm²
Cable length1 m
B10d (10 % Load)60 000
TMmax. 20 years
Uimp4 kV
Ui250 V
ItheT6: 6 A, T5: 3 A
Ie/Ue6 A/250 VAC; 0.25 A/230 VDC
Utilisation categoryAC-15; DC-13
Max. fuse rating6 A gG/gN fuse
Ambient temperatureT6: –20 °C … +65 °C,
T5: –20 °C … +75 °C, +90 °C with max. 3 A
Mechanical life> 30 000 operations
Operation cycles1800/h
Impact energymax. 4 J
Ex marking II 2G Ex db IIC T6/T5 Gb,
II 2D Ex tb IIIC
T80 °C/T95 °C Db
IECEx Ex db IIC T6/T5 Gb,
Ex tb IIIC T80 °C/T95 °C Db
ApprovalsPTB 03 ATEX 1070 X
IECEx PTB 06.0098X

Stock types

Ordering details
Type code

Push-button RT

Type   Material no.
Ex 14 RT 1Ö/1S-1m 1045472

Push-button with diaphragm RTM

Type   Material no.
Ex 14 RTM 1Ö/1S-1m 1045473

Selector switch RW

Type   Material no.
Ex 14 RWA 0 - I-1m 1045500
Ex 14 RWA I - II-1m 1160191
Ex 14 RWB I - 0 - II-1m 1045501
Ex 14 RWC I - 0 ← II-1m 1045502

Control switch RST

Type   Material no.
Ex 14 RSTA 0 ← I-1m 1045503
Ex 14 RSTB I → 0 ← II-1m 1045504

Push-button RS SW

Type   Material no.
Ex 14 RS SW 1Ö/1S-1m 1179170
Ex 14 RS SW 2Ö-1m on request Produced to order.

Emergency-stop push-button RUV

Type   Material no.
Ex 14 RUV 1Ö/1S-1m 1045526
Ex 14 RUV-S 1Ö/1S-1m 1185800
Ex 14 RUV 2Ö-1m 1180200

Emergency-stop push-button QRBUVSE

Type   Material no.
Ex 14 QRBUVSE 2Ö-3m 1462984

Emergency-stop push-button with collar QRSKUV

Type   Material no.
Ex 14 QRSKUV 1Ö/1S-1m 1183903

Emergency-stop push-button with collar QRSKUVSE

Type   Material no.
Ex 14 QRSKUVSE 1Ö/1S-1m 1462982
Options
Type   Material no.
Cable entry on side on request Produced to order.