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TFF Fuse switch cabinets

The TFF outdoor range of National Grid approved fuse switches covers 63A to 800A in seven sizes. All units have internal padlocking of the fuse switch in the off position, and external padlocking of the operating handle in both the on and off positions and our TFF cabinets neatly fit between transformer cooling radiators.

Construction

Enclosures are manufactured from 2mm cold reduced zintec sheet steel and polyester paint finished to BS 381C shade 632 (other colours are available upon request).The enclosures are provided with a rain shed roof, removable front apron plate and padlockable outer door(s) for customer padlocks. Cable entry is from below as standard, or from above when requested.

Details and Options

  • Enclosures provide outdoor protection to IP54.
  • HDHC copper busbars are formed in-house, and then electro tin plated after forming to ensure a high quality finish.
  • Special paint finishes are available.
  • Anti-vibration laminated connections can be supplied for the higher rated cabinets.

A TFF Cabinet with the door closedTFF Cabinet showing the fuseswitchA close-up of the fuseswitch in a TFF cabinetA Charnvel TFF Cabinet mounted to a Transformer