Ex ZS 75

  • Ex zone 1 and 21
  • Metal enclosure
  • 2 or 4 contacts
  • Wire length up to 130 m
  • Wire pull and breakage detection
  • Watertight collar W for protection against penetration of dirt available
  • Special version only for dust Ex zone 22 available
  • Attention: Please state required international approvals with your order!

Technical data

Applied standards EN 60947-5-1, EN 60947-5-5, EN 60079-0, EN 60079-1, EN 60079-31, EN ISO 13850, EN ISO 13849-1
Enclosure aluminium die-cast, powder-coated
Cover aluminium die-cast, powder-coated
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 1 NC/1 NO contact or 2 NC/2 NO contacts, type Zb
Connection pre-wired cable H05VV-F
Cable length 3 m
Cable cross-section 4 x 0.75 mm² (incl. conductor ferrules) per switch insert
Rated impulse withstand voltage Uimp 4 kV
Rated operating isolation voltage Ui 250 V
Conventional thermal current Ithe T6: 6 A, T5: 3 A
Utilisation category AC-15; DC-13
Rated operating current/voltage Ie/Ue 6 A/250 VAC; 0.25 A/230 VDC
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
Max. wire length 130 m
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
IECEx Ex d IIC T6/T5 Gb,
Ex tb IIIC T80 °C/T95 °C Db
Approvals PTB 11 ATEX 1003 X
IECEx PTB 07.0034 X