Ex ZS 71 Z

Features/Options

  • Ex zone 1 and 21
  • Metal enclosure
  • Wall mounting
  • 2 contacts
  • Pull-wire function
  • Special version only for dust Ex zone 22
  • N.B.: Please state required approvals for Russia, China and Brazil with your order!

Product image

 

Technical data

Standards EN 60947-5-1, -5; EN 60079-0,
EN 60079-1, EN 60079-31;
EN ISO 13849-1
Enclosure aluminium die casting, enamel finish
Cover thermoplastic, ultramid
Schalteinsatz Ex 14
Degree of Protection IP 65 to IEC/EN 60529
Contact material silver
Switching system slow action, positive break NC contacts Zwangsöffnung
Switching elements change-over contact with double break, galvanically separated contact bridges
Connection Anschlussleitung H05VV-F
Cable section 4 x 0,75mm2 (incl. coductor ferrules)
Leitungslänge 3 m
B10d (10 % load) 2 million
TM max. 20 years
Uimp 4 kV
Ui 250 V
Ithe T6: 6 A; T5: 3 A
Utilisation category AC-15, DC-13
Ie/Ue 6 A/250 VAC, 0,25 A/230 VDC
Max. fuse rating 6 A gL/gG D-fuse
Ambient temperature T6: –20 °C … +65 ºC;
T5: –20 °C … +95 ºC
Mechanical life > 1 million operations
Indicator lamp as option
Switching frequency 1800/h
Features pull-wire function
Ex-Kennzeichnung EEx geprüft II 2G Ex d IIC T6/T5 Gb,
EEx geprüft II 2D Ex tb IIIC
T80°C/T90°C Db IP65
IECEx Ex d IIC T6/T5 Gb,
Ex tb IIIC T80°C/T90°C Db IP65
Approvals PTB 11 ATEX 1003 X,
IECEx PTB 07.0034 X