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The Niglon MS4CBR-250TSM is a 250A four-pole CBR (MCCB with integral RCD) supplied ready-mounted in an IP30 mild-steel enclosure. It provides overload, short-circuit and earth-fault protection for three-phase main and sub-main distribution in a wall-mounting enclosed unit.

The CBR offers an adjustable earth-fault threshold (100 / 300 / 500mA) with adjustable time delay and adjustable thermal release, housed in a robust mild-steel enclosure for surface mounting.

Key features

  • 250A four-pole MCCB with integral RCD
  • Supplied in an IP30 mild-steel enclosure
  • Adjustable earth-fault: 100 / 300 / 500mA
  • Adjustable time delay and thermal release
  • Wall-mounting enclosed unit

Specification

  • Rated current: 250A
  • Poles: 4
  • Voltage: 400/415V AC
  • Enclosure: Mild steel, IP30
  • Earth-fault threshold: 100 / 300 / 500mA (adjustable)

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