Ex emergency pull-wire switch
Ex ZS 73 S 1Ö/1S VD-3D 3m IP67
Article no.: on request
Product features
Ex zone 22
Metal enclosure
2 contacts
Wire length up to 2 x 100 m
Release by push button (VD)
Wire pull and breakage detection
Technical data
General technical data
- Applied standards
- EN 60947-5-1, EN 60947-5-5, EN IEC 60079-0, EN 60079-31, EN ISO 13850, EN ISO 13849-1
- Enclosure
- aluminium die-cast, enamel finish
- Cover
- thermoplastic, glass-fibre reinforced, shockproof, self-extinguishing UL 94 V-0
- Degree of protection
- IP67 (IEC/EN 60529)
- B10d (10 % load)
- 200 000
- TM
- max. 20 years
- Contact material
- silver
- Switching system
- slow action, positive break NC contacts A
- Switching elements
- 1 NC/1 NO contact, type Zb
- Connection
- 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
- 6 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 fuse
- Ambient temperature
- –20 °C … +65 °C
- Mechanical life
- > 100 000 operations
- Max. wire length
- 2 x 100 m
- Note
- At 4 m distance intermediate wire supports are required. Two compensation springs type ZS 73/75 S must be installed, see accessories.
- Impact energy
- max. 7 J
- Ex marking
- L II 3D Ex tc IIIC T80°C Dc
Dimensional drawing
Further drawings
Switching diagram
U Latching point
V Wire breakage detection
W Wire pull detection
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Ex ZS 73 S 1Ö/1S VD-3D 3m IP67Article no.: on request
