ŁK63G B08 Main disconnector, base-mounted

ŁK63G B08 Main disconnector, base-mounted

Main switch disconnectors base-mounted ŁK40/63 G B

ŁK#G\#

Standard assemblies are fitted with a switch 2.421

Technical data (continuous work)

Rated insulation voltage Ui 690 V
Rated withstand impulse voltage Uimp 6 kV
Rated continuous current Iu=Ith 63 A
Rated operational power Pe for AC-3 20 kW (400 V)
20 kW (500 V)
10 kW (690 V)
Rated operational power Pe for AC-4 12 kW (400 V)
8 kW (690 V)
Rated operational current Ie for AC-3 38 A (400 V)
30 A (500 V)
11 A (690 V)
Rated operational current Ie for AC-4 23 A (400 V)
8.5 A (690 V)
Short-time short-circuit withstand current Icw(1s) 1.2 kA
Rated short-circuit making current Icm 2.2 kA
Tightening torque, terminals 2.0 Nm
Mechanical endurance 3.0 mln (transposition cycles)
Ambient temperature -40 ... +70°C (work)
-40 ... +70°C (storage)
Wire gauge 4...10 mm²
Protection level: PN-EN 60529 to the panel IP41
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

3D model

Dimensions

  • ŁK63G B08 Main disconnector, base-mounted - Dimensions

    Fixing to the sub-desk base
    It is possible to order a switch disconnector with an axle longer by a multiple of 17 mm.

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