Schneider closed toroid for residual current protection IA diameter 80mm 50439

Schneider
Schneider
SNR 50439 3303430504399

Schneider closed toroid for residual current protection IA with the following characteristics:

  • Type of current sensor: closed toroid type A
  • Rated operating current: 160 amperes
  • Transformation ratio: 1/1000
  • Network type: AC/DC
  • Mains frequency: 45/440 Hz
  • Rated permissible short-time withstand current: 85 kA for 0.5 s
  • Short-circuit withstand residual current: 85 kA / 0.5 s in accordance with IEC 60947-2
  • Rated insulation voltage: 1000 V
  • Overvoltage category: IV
  • Rated impulse withstand voltage: 12 kV

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Schneider closed toroid for residual current protection IA diameter 80mm 50439

€114.47 Tax included
€114.47

Schneider closed toroid for residual current protection IA diameter 80mm 50439

€114.47
Tax included

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Schneider closed toroid for residual current protection IA diameter 80mm 50439

€114.47

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This toroid is dedicated to Vigilohm isolation fault controllers and Vigirex residual current monitoring and protection relays. The inner diameter of the toroid is 80 millimeters and the weight is 0.420 kg.


Wires must be centered within the toroid, and the diameter represented by all wires must not exceed 40 millimeters. The maximum cross section per phase (A, B, C, N) is 95 mm² for a copper conductor.

Allows monitoring of the injection instrument from the Vigilohm Display and measurement of a rated current up to 160A for Vigirex protection and monitoring relays.

Features:

  • Mounting: DIN rail
  • Calorific value: 3.19 MJ
  • Inner diameter: 80 mm
  • Cable outer diameter: 40 mm: 95 mm² (maximum)
  • IP degree of protection: IP20 connectors - IP30
  • Exposure to humid heat not in service (25...55°C, RH 95%) : 28 cycles complying with IEC 60068-2-30
  • Salt fog : Kb/2 complying with IEC 60068-2-52
  • Exposure to humid heat in service: category C2: 48 hours complies with IEC 60068-2-56
  • Operating ambient temperature: -35/+70 °C
  • Storage temperature: -55/+85 °C
  • Mounting system: Fixed (cables) - Fixed (bottom plate) - Fixed (profiled metal panel) - Fixed (bottom plate with rail)

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Data sheet

Type:
Toroids

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