ŁK32R OB2 Cam switches in enclosure

ŁK32R OB2 Cam switches in enclosure

Cam switches in enclosure ŁK 16R/25R/32R OB2

ŁK#R-#\#
Rated insulation voltage Ui 690 V
Rated withstand impulse voltage Uimp 6 kV
Rated continuous current Iu=Ith 32 A
Rated operational power Pe for AC-3 9 kW (230 V)
15 kW (400 V)
15 kW (690V)
Rated operational power Pe for AC-4 6 kW (230 V)
10 kW (400 V)
7.5 kW (690 V)
Rated operational current Ie for AC-3 32 A (230 V)
28 A (400 V)
16 A (690 V)
Rated operational current Ie for AC-4 20 A (230 V)
20 A (400 V)
8 A (690 V)
Short-time short-circuit withstand current Icw(1s) 1 kA
Rated short-circuit making current Icm 1.4 kA
Rated conventional short-circuit current 12 kA
Rated current fuse link gG 32 A
Tightening torque, terminals 1.2 Nm
Mechanical endurance 3.0 mln (transposition cycles)
Ambient temperature -40 ... +70°C (work)
-40 ... +70°C (storage)
Wire gauge 4...6 mm²
Protection level: PN-EN 60529 to the panel IP65
Vibration test (acc. to IEC 60068-2-6) 2...13, 2...100 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)

Assembly

Dimensions

  • ŁK32R OB2 Cam switches in enclosure - Dimensions

Download