EUCHNER Safety switch STA3A-4121A024MF-EX; 115586
Safety switch STA with door monitoring contact, ATEX ATEX version Suitable for use in zones 2 and 22 (gases and dusts) Auxiliary release on the front With door monitoring...
Цена по барање
Safety switch STA with door monitoring contact, ATEX
- ATEX version
- Suitable for use in zones 2 and 22 (gases and dusts)
- Auxiliary release on the front
- With door monitoring contact
Approvals
Electrical connection values
| Power consumption | 8 W |
| Connection cross section | 0.34 ... 1.5 mm² |
| Rated insulation voltage Ui | 50 V |
| Rated impulse withstand voltage Uimp | 2.5 kV |
| Utilization category | |
| AC-15 | 4 A 50 V |
| DC-13 | 4 A 24 V |
| Short circuit protection according to IEC 60269-1 | 4A gG |
| Solenoid operating voltage | |
| AC/DC | 24 V -15% ... +10% |
| Solenoid duty cycle | 100 % |
| Switching voltage | |
| min. at 10 mA | 12 V |
| Switching current | |
| min. at 24 V | 1 mA |
| thermal rated current Ith | 4 A |
Mechanical values and environment
| Approach speed | max. 20 m/min |
| Approach direction | A |
| Connection type | |
| 3 x | Cable gland M20 x 1.5 |
| Number of door position NC contacts | 1 |
| Number of door position NO contacts | 1 |
| Number of guard lock monitoring positively driven contacts | 2 |
| Extraction force | 30 N |
| Actuation frequency | max. 1200 1/h |
| Actuating force | 35 N |
| Installation orientation | any |
| Insertion depth | 24.5 mm |
| Clamping range for cable | 6.5 ... 12 mm |
| Mechanical life | 1 x 10⁶ |
| Retention force | 20 N |
| Switching principle | Slow-action switching contact |
| Degree of protection | IP67 |
| Ambient temperature | -20 ... +75 °C |
| Material | |
| Housing | Die-cast alloy |
| Contact | Silver alloy, gold flashed |
| Locking force Fmax | 3000 N |
| Locking force FZh | 2300 N |
| Guard locking principle | Closed-circuit current principle |
Characteristic values according to EN ISO 13849-1 and EN IEC 62061
| B10D | Mission time | |
|---|---|---|
| Monitoring of the guard position | 1.15x107 | 20 y |
| Important! Values valid at DC-13 100 mA/24V | ||
| PL | Maximum SIL | Category | Mission time | |
|---|---|---|---|---|
| Control of guard locking | Depending on external control of guard locking | 20 y | ||
Miscellaneous
| Explosion protection | |
| incl. cable gland | II3G Ex nR IIB T4 Gc X /II3D Ex tc IIIC T110°C Dc X |
In combination with actuator ACTUATOR-S-G-SN-C2115
| Overtravel | 5 mm |
Слични производи:
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