Importance

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Abstract

A switchgear apparatus comprising a switch mechanism, electrical controls for the switch mechanism, a weatherproof door movable between a closed position and an open position for respectively preventing and affording access to the electrical controls, a housing enclosing the switch mechanism and the electrical controls and including a second door for affording access to the weatherproof door, a third door movable between an open position and a closed position, an operating handle movable between an open position and a closed position, the operating handle being locatable in the open position only when the third door is in the open position, and a mechanism for releasably retaining the second door in the closed position, the mechanism being releasable only when the operating handle is in the open position.

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First Claim