FIELD: electricity.
SUBSTANCE: invention relates to a lockable manually-operated turning handle for electric switching devices. Supplementing rotary handle (1) and deep set on rotary handle (5) protective cap (13) is given a shape which corresponds to form of rotary handle (5), and it provides access to locking holes (7) to provide hanging lock with handle for locking rotary handle (1) in closed position. Worn protective cap (13) is fixed on housing (3) by means of connection (19, 21) with geometrical closure.
EFFECT: protection of rotary handle from violation of closed position with application of force.
8 cl, 3 dwg
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Authors
Dates
2016-08-10—Published
2011-12-13—Filed