Lever switch ZS 73 SR series

single-polereinforcedself-extinguishing

• Metal enclosure • 2 contacts • Release by push button (VD) possible • Belt-alignment roller made of stainless steel Applied standards EN 60947-5-1, EN 60947-5-5, EN ISO 13849-1 Enclosure aluminium die-cast, enamel finish Cover thermoplastic, glass-fibre reinforced, impact resistant, self-extinguishing UL 94 V-0 Degree of protection IP65 (IEC/EN 60529) B10d (10 % load) ZS 73 SR VD: 200 000; ZS 73 SR: 2 million 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 max. 2.5 mm² (incl. conductor ferrules) Cable entry 2 x M20 x 1.5 Rated impulse withstand voltage Uimp 6 kV Rated insulation voltage Ui 400 V Conventional thermal current Ithe 6 A Utilisation category AC-15 Short-circuit protection 6 A gG/gN fuse Mechanical life ZS 73 SR VD: > 100 000 operations; ZS 73 SR: > 1 million operations Indicator lamp as option