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Helicopter Stringing Blocks for pulling four bundled conductors

Item No.: 10153z
Five sheaves Helicopter stringing blocks are used for stringing 4 bundled conductors on 400-500KV electric transmission line.
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Description
Five sheaves Helicopter stringing blocks are used for stringing 4 bundled conductors on 400-500KV electric transmission line. The conductor sheaves can be made in high strength nylon or aluminum alloy.

Five sheaves Helicopter Stringing Blocks
Item No. Model ACSR Size Range (mm²) Working Load (KN) Weight (kg) Material of Sheave
10103H SH5ZL508 300-400 60 93 Central steel or Nylon sheave, Side sheave Aluminum lined with neoprene
10106H SH5ZLN508 300-400 60 79
10123H SH5ZL660 400-500 60 150
10126H SH5ZLN660 400-500 60 120
10108H SH5Z508 300-400 60 70 Nylon, optional can be lined with neoprene
10128H SH5Z660 400-500 60 110
10133H SH5Z750 500-600 80 128
10143H SH5Z822 600-700 120 156
10153H SH5Z916 700-800 150 192
10167H SH5Z1040 800-900 180 320
Application: It is suitable to string FOUR or FIVE stranded aluminum and ACSR conductors on tangent structures. Compression sleeves, swivel connectors, and pulling rope connectors can pass through the groove. The sheave is made in aluminum alloy or high strength nylon. The big size 508mm, 660mm aluminum alloy sheave can be lined with neoprene. The big size 660mm, 822mm, 916mm, 1040mm nylon sheave can be lined with neoprene.
The central sheave is specially strengthened for passage of pilot wire rope.