Ex ZS 73 SR

特征/选项

  • Ex zone 1 and 21
  • Metal enclosure
  • 2 contacts
  • Cable
  • With latching and release by push-button possible
  • Belt-alignment roller made of stainless steel 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!

产品图片

 

技术参数

StandardsEN 60947-5-1, -5; EN 60079-0,
EN 60079-1, EN 60079-31;
EN ISO 13849-1
Enclosurealuminium die-cast, enamel finish
Coverglass-fibre reinforced, shock-proof thermoplastic, ultramid
Switch insertEx 14
Degree of protectionIP 65 to IEC/EN 60529
Contact materialsilver
Switching systemslow action, positive break
NC contacts
Switching elementschange-over contact with
double break or 2 NC contacts
Connectionpre-wired cable H05VV-F
Cable cross-section4 x 0.75 mm²
(incl. conductor ferrules)
Cable length3 m
B10d (10 % Load)Ex ZS 73 SR: 2 million
Ex ZS 73 SR VD: 200 000
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 … +90 °C
Mechanical lifeEx ZS 73 SR: > 1 million operations;
Ex ZS 73 SR VD: > 100 000 operations
Ex marking II 2G Ex d IIC T6/T5 Gb,
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
ApprovalsPTB 11 ATEX 1003 X
IECEx PTB 07.0034 X