TMS cabinets are provided as single way units only and are available from 100A to 800A. They are used to protect the transformer cable tails and are provided with a three pole fixed pattern fuse switch, the fuse switch is provided with a door interlocked operating handle that is padlockable in the on and off position.

Engineered solutions for this equipment can include metering, system interlocking, MV inter-tripping, DIN type fuse links or special cable arrangements.