An Ex emergency pull-wire switch suitable for Ex zone 1 and 21 applications. It features a robust metal enclosure, 2 contacts, and includes both a position indicator and an integrated emergency-stop push button. The switch supports a wire length up to 100m with a spring force variant of 100 N, and provides lever for release and position indication, a watertight collar, and detection for wire pull and breakage.
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Technical Specifications
Steute 1182490 technical specifications.
General
| Model | Ex ZS 80 2Ö WVD |
| Pre-wired Cable Length | 3m |
| Ex Zone Suitability | 1 and 21 |
| Number of Contacts | 2 |
| Max. Wire Length | 100m |
| Spring Force Variant | 100N |
| Enclosure Material | aluminium die-cast, powder-coated |
| Cover Material | thermoplastic, glass-fibre reinforced, shockproof, self-extinguishing UL 94 V-0 |
| B10d (10% load) | 200000 |
| Mission Time (TM) | max. 20years |
| Switch Insert Type | 1 x Ex 14 |
| Contact Material | silver |
| Switching System | slow action, positive break NC contacts |
| Switching Elements | 2 NC contacts, type Zb |
| Connection Type | pre-wired cable H05VV-F |
| Cable Cross-section | 4 x 0.75 mm² (incl. conductor ferrules) |
| Rated Impulse Withstand Voltage (Uimp) | 4kV |
| Rated Insulation Voltage (Ui) | 250V |
| Conventional Thermal Current (Ithe) T6 | 6A |
| Conventional Thermal Current (Ithe) T5 | 3A |
| Utilisation Category | AC-15; DC-13 |
| Rated Operating Current/Voltage (le/Ue) | 6 A/250 VAC; 0.25 A/230 VDC |
| Short-circuit Protection | 6 A gG/gN fuse |
| Ambient Temperature T6 | -20 to +65°C |
| Ambient Temperature T5 | -20 to +75°C |
| Ambient Temperature T5 (with max. 3A Ithe) | +90°C |
| Mechanical Life | > 100 000operations |
| Weight | 1036g |
| Impact Energy | max. 7J |
Compliance
| Standard | EN 60947-5-1 |
| Standard | EN 60947-5-5 |
| Standard | EN IEC 60079-0 |
| Standard | EN 60079-1 |
| Standard | EN 60079-31 |
| Standard | EN ISO 13850 |
| Standard | EN ISO 13849-1 |
| Ip Rating | IP65 (EN IEC 60079-0 + IEC/EN 60529) |
| Ip Rating | IP67 (IEC/EN 60529) |
| Ex Marking | II 2G Ex d IIC T6/T5 Gb |
| Ex Marking | II 2D Ex tb IIIC T80 °C/T95 °C Db |
| Ex Marking | IECEx Ex d IIC T6/T5 Gb |
| Ex Marking | Ex tb IIIC T80 °C/T95 °C Db |
| Approval | PTB 11 ATEX 1003 X |
| Approval | IECEX PTB 07.0034 X |
| Approval | cULus |
| Approval | INMETRO |
| Approval | CCC |
Datasheet
Steute 1182490 Datasheet
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