SK80 OB18 Cam switches in enclosure
Cam switches in enclosure SK80 OB18
SK#-#\#
EAN:
| Rated insulation voltage Ue | 690 V |
| Rated withstand impulse voltage Uimp | 6 kV |
| Rated continuous current Iu | 80 A |
| Rated operational current Ic | 80 A |
| Conventional rated thermal current in the air Ith | 80 A |
| Conventional rated thermal current in the enclosure Ithe | 80 A |
| Frequency | 50/60 Hz |
| Rated operational current Ie for AC-21A, AC-22A | 80 A |
| Rated operational power Pe for AC-23A | 17 kW (230 V) 30 kW (400 V) 36 kW (500 V) 48 kW (690 V) |
| Rated operational power Pe for AC-3 | 16 kW (230 V) 22 kW (400 V) 26 kW (500 V) 36 kW (690 V) |
| Switching angle | 45°-90° |
| Short-time short-circuit withstand current Icw(1s) | 1.5 kA |
| Rated short-circuit making current Icm | 1.6 kA |
| Wire gauge | 16...35 mm² (solid) 16...25 mm² (stranded) |
| Panel mounting | □68 |
| Screws in the terminals | M6 |
| Tightening torque, wires (hold down) | 4.4 Nm |
| Mechanical endurance | 3.0 mln (transposition cycles) |
| Ambient temperature | -40 ... +70°C (work) -40 ... +70°C (storage) |
| Protection level: PN-EN 60529 to the panel | IP65 |
| Protection level of OB enclosure | IP65 |
| Degree of protection of the contact part | IP20 - terminals are protected against solid foreign objects with a diameter of ≥12.5mm (according to PN-EN 60529) |
| Pollution degree EN 60947-1 | 3 |
| Protection class in OB housing | II |
| Vibration test (acc. to IEC 60068-2-6) | 2...100 Hz (frequency) 13.2 Hz (frequency) ± 1 mm (acceleration amplitude) ±0.7 g (acceleration amplitude) |
| Shock test (acc. to IEC 60068-2-27) | 15 g (peak acceleration) 11 ms (impulse duration) |
| Damp heat cyclic test (acc. to IEC 60068-2-30) | 55°C (ambient temperature) 95% (relative humidity) |
| Salt mist cyclic test (acc. to IEC 60068-2-52) | severity 1 |
| Number of segments in the switch | 1 ... 4 |
| 1.825 | Disconnector 0-1 (1 - pole) |
| 1.828 | Disconnector 0-1 (2 - pole) |
| 2.8211 | Disconnector 0-1 (3 - pole) |
| 2.8210 | Disconnector 0-1 (4 - pole) |
| 3.8220 | Disconnector 0-1 (5 - pole) |
| 3.8210 | Disconnector 0-1 (6 - pole) |
| 4.8240 | Disconnector 0-1 (7 - pole) |
| 4.824 | Disconnector 0-1 (8 - pole) |
| 3.8368 | Reversing switch L-0-P |
| 3.83139 | 2-speed switch 2 separate windings |
| 4.8390 | 2-speed Dahlander switch |
| 4.831 | 3-phase starting switch 0-Y-∆ |
| 4.883 | Voltmeter selector switch |
| 2.4414 | Rotary disconnector 0-1 |
| 2.8445 | Control switch 0-1-2-3 |
| 1.834 | Disconnector 1-0-2 (1 - pole) |
| 2.8338 | Disconnector 1-0-2 (2 - pole) |
| 3.8380 | Disconnector 1-0-2 (3 - pole) |
| 4.8396 | Disconnector 1-0-2 (4 - pole) |
