ŁK15 OB4 Cam switches in enclosure
Cam switches in enclosure ŁK15 OB4
ŁK15-#\#
EAN:
| Rated insulation voltage Ui | 500 V |
| Rated withstand impulse voltage Uimp | 4 kV |
| Rated continuous current Iu=Ith | 16 A |
| Rated operational current Ie for AC-15 | 7 A (500 V) |
| Rated operational current Ie for AC-3 | 8.7 A (400 V) 8.7 A (500 V) |
| Rated operational current Ie for AC-4 | 7 A (400 V) 7 A (500 V) |
| Short-time short-circuit withstand current Icw(1s) | 0.5 kA |
| Rated short-circuit making current Icm | 2 kA |
| Tightening torque, terminals | 1.2 Nm |
| Mechanical endurance | 3.0 mln (transposition cycles) |
| Ambient temperature | -25 ... +70°C (work) -25 ... +70°C (storage) |
| Wire gauge | 1.5...4 mm² |
| Protection level: PN-EN 60529 to the panel | IP41 IP65 |
| 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) |
Assembly
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OB4
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OB4C
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OB4Z
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OB4ZC
