Three-phase starter switch 0-Y-Δ 63A in enclosure - ŁK63-4.831OB3

TECHNICAL DATA (CONTINUOUS OPERATION)

• Insulation rated voltage Ui: 690V
• Impulse withstand voltage Uimp: 6 kV
• Rated continuous current Iu=Ith: 63A
• Rated switching power Pe in category AC-3:
  • 20 kW (400 V)
  • 20 kW (500 V)
  • 10 kW (690 V)
• Rated switching power Pe in category AC-4:
  • 12 kW (400 V)
  • 8 kW (690 V)
• Rated operating current In in category AC-3:
  • 38A (400V)
  • 30A (500V)
  • 11A (690V)
• Rated operating current In in category AC-4:
  • 23A (400V)
  • 8.5A (690V)
• Short-time withstand current Icw(1s): 1.2 kA
• Rated short-circuit current Icm: 2.2 kA
• Mechanical endurance: 3.0 million (switching cycles)
• Ambient temperature: -40 ... +70°C (operation), -40 ... +70°C (storage)
• Connection cable cross-section: 4...10 mm²
• Protection degree: IP41, IP65
• Vibration resistance: 2...13 Hz, ± 1 mm (displacement amplitude), ± 0.7 g (acceleration amplitude)
• Surge withstand: 15 g (maximum acceleration), 11 ms (pulse duration)
• Heat cycle resistance: 55°C, 95% (relative humidity)
• Cyclic salt mist resistance: test clarity 1