Ex ZS 71
- Product Code: Ex ZS 71
- Availability: In Stock
Ex ZS 71
Features/Options
- Ex zone 1 and 21
- 2 contacts
- Small design
- Wire length up to 20 m
- 2 various spring force variants (actuating forces):
55 N for max. 5 m,
200 N for 5-20 m - Wire pull and breakage function
- Special version only for dust Ex zone 22
- N.B.: Please state required approvals for Russia, China and Brazil with your order!
Product image
Technical data
Standards | EN 60947-5-1, -5; EN 60079-0, EN 60079-1, EN 60079-31; EN ISO 13849-1 |
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Enclosure | aluminium die-cast, enamel finish |
Cover | glass-fibre reinforced, shock-proof thermoplastic, ultramid |
Switch insert | Ex 14 |
Degree of protection | IP 65 to IEC/EN 60529; |
Contact material | silver |
Switching system | slow action, positive break NC contacts |
Switching elements | change-over contact with double break or 2 NC contacts |
Connection | cable H05VV-F, length 3m |
Cable section | 4 x 0.75 mm2 (incl. conductor ferrules) |
B10d(10% Load) | Ex ZS 71: 2 million Ex ZS 71 VD/VS: 200.000 |
TM | max. 20 years |
Uimp | 4 kV |
Ui | 250 V |
Ithe | T6: 6 A, T5: 3 A |
Utilisation category | AC-15, DC-13 |
Ie/Ue | 6 A/250 VAC, 0,25 A/230 VDC |
Max. fuse rating | 6 A gL/gG D-fuse |
Ambient temperature | T6: –20 °C … +65 ºC, T5: –20 °C … +95 ºC |
Mechanical life | > 1 million operations |
Max. wire length | 20 m |
Features | wire pull and breakage function |
Ex certification | II 2G Ex d IIC T6/T5 Gb, T80°C/T95°C Db IP65 IECEx Ex d IIC T6/T5 Gb, Ex tb IIIC T80°C/T95°C Db IP65 |
Approvals | PTB 11 ATEX 1003 X, IECEx PTB 07.0034 X |