Strain clamp

详情

The meaning of letter & Arabic figure in the catalog  are shown follow.
N-strain clamp L-bolt type D-inverse mounting Y-hydraulic type B-explosive type
The figures mean the  of assembled leads which apply to each other numbers.
Additional letter: A-jumper0 B-jumper *0
The radius of curvature is more than eight fold diameter of the suitable conductor,the percentage minimum slip strength of clamp to rated utimate strengh of conductor is shown in the following table.
Strain clamps are used to fix conductor and ground wire through insulators or link fitting to tower  arms or substation structures..in according to the clamp construction and mounting way, the clamp include  two types as compression type and bolt  type, The compression type include hydraulic and explosive type.
AS  the bolt type strain clamp  is used to  AAC and ACSR  ,the conductor  may be  wound by aluminium tape or preformed armour rods for protecting