Ex ZS 75 SR

particularités/options

  • zone Ex 1 et 21
  • boîtier métallique
  • 2 ou 4 contacts
  • câblage de raccordement
  • version disponible par bouton poussoir ou par clé
  • chef de bande de roulement en acier inoxydable 1.4104
  • Special version only for dust Ex zone 22 available
  • N.B.: Please state required approvals for Russia, China and Brazil with your order!

Product image

 

caractéristiques techniques

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 aluminium die casting, enamel finish
Switch insert Ex 14
Degree of protection Ex ZS 75 SR VD:
IP 65 to IEC/EN 60529;
Ex ZS 75 SR VS:
IP 54 to IEC/EN 60529
Contact material silver
Switching system slow action, positive break NC contact Zwangsöffnung
Switching elements change-over contact with double break or 2 NO/2 NC or 4 NC contacts
Connection cable H05VV-F
Cable section 4 x 0.75mm2
(incl. conductor ferrules)
per switch insert
Cable length 3 m
B10d (10% load) Ex ZS 75 SR: 2 million
Ex ZS 75 SR VD/VS: 200.000
TM max. 20 years
Uimp 4 kV
Ui 250 V
Ithe T6: 6 A; T5: 3 A
Ie/Ue 6 A/250 VAC; 0,25 A/230 VDC
Utilisation category AC-15, DC-13
Max. fuse rating 6 A gL/gG D-fuse
Ambient temperature T6: –20 °C … +65 ºC;
T5: –20 °C … +95 ºC
Mechanical life Ex ZS 75 SR: > 1 million operations;
Ex ZS 75 SR VD/VS: > 100.000 operations
Ex marking EEx geprüft II 2G Ex d IIC T6/T5 Gb,
EEx geprüft 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
Approvals PTB 11 ATEX 1003 X,
IECEx PTB 07.0034 X