Ex 97 AZ-3G/D

Notes

Applied standards	EN 60947-5-1, EN 60079-0, EN 60079-1, EN 60079-7, EN 60079-31, EN ISO 13849-1, EN ISO 14119
Enclosure	thermoplastic, glass-fibre reinforced, impact resistant, self-extinguishing UL 94 V-0
Cover	thermoset, glass-fibre reinforced, impact resistant, self-extinguishing UL 94 V-0
Sealing	silicone
Switch type	type 2
Coding level	low coding
Tightening torque	cover screws: 0.4 … 0.45 Nm connecting thread of cable gland: max. 2 Nm cap nut of cable gland: max. 5 Nm
Degree of protection	IP 66 / IP 67 (EN 60079-0 + 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 cross-section	min. 0,75 mm² / AWG 18, max. 1,5 mm² / AWG 16, incl. conductor ferrules
Cable entry	M20 x 1,5; screwing depth max. 9 mm; use only Ex approved and certified cable glands with min. degree of protection IP 66 and suitable for the specified ambient temperature range
Rated impulse withstand voltage U_imp	4 kV
Rated insulation voltage U_i	250 V
Rated operating current/voltage I_e/U_e	max. 3 A or 6 A / max. 250 V
Utilisation category	AC-15
Mechanical life	> 1 million operations
Impact energy	max. 4 J
Temperature class	T6
Ambient temperature	–20 °C … +45 °C max. 6 A, –20 °C … +60 °C max. 3 A
Short-circuit protection	3 A / 6 A gG/gN fuse
Ex marking	II 3G Ex dc ec IIC T6 Gc X, II 3D Ex tc IIIC T80 °C Dc X