A TAP OFF BOX (TOB) ARRANGEMENT FOR USE IN A BUS BAR TRUNKING SYSTEM (BBT)

摘要

The present invention relates to a Tap off Box (TOB) arrangement for use in a Bus bar trunking system (BBT). The arrangement comprises housing (3), detachable cover means (2) fixed on the housing and an interlocking assembly. The interlocking assembly comprises a handle means (4) comprising a slot means (13), an interlock plate means (5) located in abutment with the said cover means (2). The plate means (5) has a bent profile (12) at one of its end such that in operation during ON condition while opening the said cover (2), the bent interferes with said slot means of the handle thereby restricting opening of the said cover means.