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Home > Switchgear > Sub-Distribution Switchboards

Sub-Distribution Switchboards



Twyver design and build a range of Sub-Distribution Switchboards for ratings of 800 amps and below.

Customers can choose from our:

  • Custom built range
  • Modular design range

Custom built range

Our 'Custom built range' is ideal where space is at a premium and has a reputation for quality & reliability.

This range is based on:

  • Compact front access design
  • Top or bottom cable entry
  • ASTA certified bus bar systems
  • Choice of paint colour / finish
  • Moulded case circuit breakers or fuse switch units
  • Ingress ratings up to IP65

Forms of separation to BS EN 60439-1 including:

  • Form 2
  • Form 4

Modular design range

Our 'Modular design range' is competitively priced and suitable for both industrial and commercial applications.

This range is based on:

  • Maximum rating of 630 amps
  • Form 2 construction to BS EN 60439-1
  • Standard ingress rating of IP40 (IP43 version available)
  • Feeder circuits based on moulded case circuit breakers
  • Distribution Boards based on miniature circuit breakers
  • Front access only
  • Top or bottom entry