Ex zone 1 and 21

Special version up to +90°C ambient temperature for dust Ex zone 21 available (HU)

Two Ex switch inserts in one enclosure

Spring-to-lock or power-to-lock principle

Problem-free opening of stressed doors by means of bell-crank system

High holding force 3.500 N

Ball catch

Wiring compartment

Special version only for dust Ex zone 22 available

N.B.: Please state required approvals for Russia, China, Brazil and North America with your order!

Standards	EN 60947-5-1; EN 1088; EN 60079-0, EN 60079-1, EN 60079-7, EN 60079-18; EN ISO 13849-1
Enclosure	aluminium die cast, enamelled
Cover	steel, enamelled
Actuator/locking bolt	metal zinc/aluminium
Switch insert	Ex 95
Degree of protection	IP 67 to IEC/EN 60529; Ex AZM 415-TE, TEI, -FE: IP 64 to IEC/EN 60529
Contact material	silver
Switching system	slow action, positive break NC contact
Switching elements	change-over contact or 2 NC contacts with double break Zb, galvanically separated contact bridges
Connection	M3 screw clamps
Cable section	max. 2.5 mm2 (incl. conductor ferrules)
Cable entries	2 x M20 x 1.5 for cable section 5 … 9 mm
B10d (10% Load)	2 million
TM	max. 20 years
Uimp	4 kV
Ui	250 V
Ithe	6 A
Ie/Ue	6 A/250 VAC; 0.25 A/230 VDC
Utilisation category	AC-15, DC-13
Max. fuse rating	6 A gL/gG D-fuse
Ie/Ue solenoid	0.08 A / 24 VDC ±10%
Power consumption	max. 12 W (0.25s)
Ambient temperature	T6: –20°C … +40ºC; T5: –20°C … +55ºC Type HU: -20°C ... +90°C
Mechanical life	> 1 million operations
Holding force F	max. 3500 N
Holding force of integrated ball catch	50 - 200 N, adjustable
Ex marking	II 2G Ex demb IIC T6/T5 Gb, II 2D Ex tb IIIC T80°C/T95°C Db IECEx Ex demb IIC T6/T5 Gb, Ex tb IIIC T80°C/T95°C Db Type HU: II 2D Ex tD A21 IP67 T130°C, IECEx Ex tb IIIC T130°C Db IP67
	Type FE-HU: II 2D Ex tD A21 IP64 T130°C, IECEx Ex tb IIIC T130°C Db IP64
Approvals	DMT 02 ATEX E 255 X, IECEx BVS 07.0018X Type HU: BVS 08 ATEX E 155 X, IECEx BVS 12.0013X