Emergency pull-wire switch
ZS 73
Metal enclosure
2 contacts
Wire length up to 130 m
2 different spring force variants available
Release by push button (VD)
Wire pull and breakage detection
Watertight collar W for protection against penetration of dirt
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Technical data
General technical data
- Applied standards
- EN 60947-5-1, EN 60947-5-5, 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
- ZS 73 WVD: IP65; ZS 73 VD: IP54 (IEC/EN 60529)
- B10d (10 % load)
- 100 000
- TM
- max. 20 years
- Contact material
- silver
- Switching elements
- 1 NC/1 NO contact or 2 NC contacts, type Zb
- Switching system
- snap action, positive break NC contacts A
- Connection
- screw connection terminals
- Cable cross-section
- min. 0.5 mm², max. 2.5 mm² (incl. conductor ferrules)
- Stripping length
- 6 mm
- Cable entry
- 1 x M16 x 1.5 (for cable glands only)
- Rated impulse withstand voltage Uimp
- 6 kV
- Rated insulation voltage Ui
- 400 V
- Conventional thermal current Ithe
- 6 A
- Utilisation category
- AC-15
- Rated operating current/voltage Ie/Ue
- 6 A/400 VAC
- Short-circuit protection
- 6 A gG fuse
- Ambient temperature
- –25 °C … +70 °C
- Mechanical life
- > 100 000 operations
- Indicator lamp
- as option
- Max. wire length
- 130 m
- Note
- At 5 m distance intermediate wire supports are required. One wire thimble is provided.
- Approvals
- ß d a
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