Công tắc dây kéo Steute EX ZS 71 WZ 1Ö/1S / 55N - 3M Ex pull-wire switch Material number: 1186662

Công tắc dây kéo Steute  EX ZS 71 WZ 1Ö/1S / 55N - 3M Ex pull-wire switch Material number: 1186662

Công tắc dây kéo Steute EX ZS 71 WZ 1Ö/1S / 55N - 3M Ex pull-wire switch Material number: 1186662

EX ZS 71 WZ 1Ö/1S / 55N - 3M

Ex pull-wire switch

Material number: 1186662

(Material number old: 71042920)

Ex zone 1 and 21

Metal enclosure

Wall mounting

Slow action: 2 contacts

Pull-wire function

Watertight collar W for protection against penetration of dirt
  • EX ZS 71 WZ 1Ö/1S / 55N - 3M
  • Liên hệ
  • 650
  • Thông tin sản phẩm
  • Bình luận

Technical data

Applied standards EN 60947-5-1, EN 60079-0, EN 60079-1, EN 60079-31, EN ISO 13849-1
Enclosure aluminium die-cast, powder-coated
Cover thermoplastic, glass-fibre reinforced, impact resistant, self-extinguishing UL 94 V-0
Degree of protection IP 65 to IEC/EN 60529
B10d (10 % load) 2 million
TM max. 20 years
Switch insert 1 x Ex 14
Contact material silver
Switching system slow action, positive break NC contacts 
Switching elements 1 NC/1 NO contact, type Zb
Connection pre-wired cable H05VV-F
Cable cross-section 4 x 0.75 mm² (incl. conductor ferrules)
Cable length 3 m
Rated impulse withstand voltage Uimp 4 kV
Rated insulation 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
Operation cycles max. 1800/h
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
   
Weight 640 g
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