Ex 14 WKU 2Ö - 10m

Ex position switch with safety function
Material number: on request
  • Ex zone 1 and 21
  • Thermoplastic enclosure
  • Double insulated
  • Mounting details to EN 50047
  • Suitable for in-line mounting
  • With pre-wired cable, cable length 10 m
  • Actuator: Ball plunger with collar WKU
  • Actuating speed max. 0.5 m/s with a vertical actuating angle of 20°
  • Vertical actuation or actuation from side possible
  • Actuator with captive stainless steel ball
  • Exact repeatability of switching point
  • Watertight collar for protection against penetration of dirt
  • Attention: Please state required international approvals with your order!
Contact

Technical data

Applied standards EN 60947-5-1, EN 60079-0, EN 60079-1, EN 60079-31, EN ISO 13849-1, EN ISO 14119
Enclosure thermoplastic, glass-fibre reinforced, impact resistant, self-extinguishing UL 94 V-0
Switch type type 1
Coding level no coding
Degree of protection IP 65 to IEC/EN 60529
B10d (10 % load) 2 million
TM max. 20 years
Contact material silver
Switching system slow action, positive break NC contacts
Switching elements 2 NC contacts, type Zb
Connection pre-wired cable H05VV-F
Cable cross-section 4 x 0.75 mm² (incl. conductor ferrules)
Cable length 10 m
Rated impulse withstand voltage Uimp 4 kV
Rated operating isolation voltage Ui 250 V
Conventional thermal current Ithe T6: 6 A, T5: 3 A
Rated operating current/voltage Ie/Ue 6 A/250 VAC; 0.25 A/230 VDC; 3 A/24 VDC; 3 A/24 VDC
Utilisation category AC-15; DC-13
Short-circuit protection 6 A gG/gN fuse
Ambient temperature T6: –20 °C … +65 °C,
T5: –20 °C … +75 °C, +90 °C with max. 3 A
Mechanical life > 1 million operations
Operation cycles max. 1800/h
Repeat accuracy of switching points ± 0.1 mm
Contact opening max. 2 x 4 mm
Impact energy max. 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
Approvals PTB 03 ATEX 1070 X
IECEx PTB 06.0098X

Contact diagram

Switching diagram