Ex ZS 73 SR-3D

Applied standards	EN 60947-5-1, EN 60947-5-5, EN 60079-0, EN 60079-31, 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	IP 65/67 to IEC/EN 60529
B_10d (10 % load)	2 million
T_M	max. 20 years
Contact material	silver
Switching system	slow action, positive break NC contacts
Switching elements	1 NC/1 NO contact, type Zb
Connection	screw connection terminals
Cable entry	1 x M20 x 1.5
Clamping range	6 … 12 mm
Rated operating current/voltage I_e/U_e	6 A/250 VAC
Rated operating isolation voltage U_i	250 V
Conventional thermal current I_the	6 A
Utilisation category	AC-15
Short-circuit protection	6 A gG/gN fuse
Ambient temperature	–20 °C … +65 °C
Mechanical life	> 1 million operations
Ex marking	II 3D Ex tc IIIC T80°C Dc

Ordering details

Mid-position centered

Type		Material no.
Type		Material no.
Ex ZS 73 SR 1Ö/1S-3D - mid-position centered		1190025

Type		Material no.
Ex ZS 73 SR 1S/1Ö UE-3D - mid-position centered		1186670