Ex ZS 90 S
Features/Options
- Ex zone 1 and 21
- Thermoplastic enclosure
- 4 contacts
- Wire length up to 2 x 50 m
- Release by lever
- Wire pull and breakage detection
- N.B.: Please state required approvals for Russia, China and Brazil with your order!
Product image

Technical data
| Standards | EN 60947-5-1; EN 1088; EN 60079-0, EN 60079-1, EN 60079-31; EN ISO 13849-1 |
|---|---|
| Enclosure | Duroplast |
| Cover | Duroplast |
| 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 | 2 NC/2 NO contacts |
| Connection | 2 x cable H05VV-F, length 3m |
| B10d (10% Load) | 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 gG D-fuse |
| Ambient temperature | T6: –20 °C … +65 ºC; T5: –20 °C … +95 ºC |
| Mechanical life | > 100.000 operations |
| Max. wire length | 2 x 50 m |
| Features | wire pull and breakage detection |
| Ex marking | II 2G Ex d IIC T6/T5 Gb, II 2D Ex tb IIIC T80°C/T95°C Db IP65 IECEx Ex d IIC T6/T5 Gb, Ex tb IIIC T80°C/T95°C Db IP65 |
| Approvals | PTB 03 ATEX 1070 X*, IECEx PTB 06.0098 X* *referring to the switch insert ![]() |






II 2G Ex d IIC T6/T5 Gb,































