Ex position switches with safety function
Ex 95 W 1NO/1NC
Double insulated
Actuator: Plunger with collar W
Actuator type B to EN 50047
Features/Options:
- Ex zone 1 and 21
- Thermoplastic enclosure
- Design according to EN 50047
- Slow action A, change-over contact with double break
- Wiring compartment
Technical data:
Standards: EN 60947-5-1; EN 1088; EN 60079-0, EN 60079-1, EN 60079-7; EN 61241-0, EN 61241-1; EN ISO 13849-1
Design: DIN EN 50 047
Enclosure: glass-fibre reinforced, shock-proof thermoplastic, self-extinguishing UL 94-V0
Switch insert: Ex 95
Degree of protection: IP 67 to IEC/EN 60529
Contact material: silver
Switching system: slow action, positive break NC contacts A
Switching elements: change-over contact with double break Zb, galvanically separated contact bridges
Connection: M3 screw clamps
Cable section: max. 1.5 mm² (incl. conductor ferrules)
Cable entry: 1 x M20 x 1.5 for cable diameter 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 gG/gN fuse
Ambient temperature: –20 °C … +60 °C
Mechanical life: > 1 million operations
Frequency of operation: 3600/h
Repeat accuracy of switching points: ± 0.1 mm
Contact gap: max. 2 x 3.5 mm
Ex marking: Ex II 2G Ex de IIC T6, Ex II 2D Ex td A21 IP67 T80 °C
Approvals: DMT 01 ATEX E 118; IECEx in 2013