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Helicopter Stringing Pulley Blocks for pulling two bundled conductors
Description
3 Sheaves helicopter stringing blocks are used for stringing two or three conductors on overhead transmission line, with helicopter for stringing pilot rope through special designed pilot fly bar system.
Three sheaves Helicopter Stringing Blocks
Item No. | Model | ACSR Size Range (mm²) | Working Load (KN) | Weight (kg) | Material of Sheave |
10102H | SH3Z508 | 300-400 | 40 | 61 | Central steel or Nylon sheave, Side sheave Aluminum lined with neoprene |
10105H | SH3ZL508 | 300-400 | 40 | 47 | |
10122H | SH3ZL660 | 400-500 | 40 | 106 | |
10125H | SH3ZLN660 | 400-500 | 40 | 92 | |
10146H | SH3ZLN822 | 500-700 | 60 | 128 | |
10107H | SH3Z508 | 300-400 | 40 | 43 | Nylon, optional can be lined with neoprene |
10127H | SH3Z660 | 400-500 | 40 | 76 | |
10132H | SH3Z750 | 500-600 | 60 | 98 | |
10142H | SH3Z822 | 600-700 | 60 | 110 | |
10152H | SH3Z916 | 700-800 | 75 | 126 | |
10166H | SH3Z1040 | 800-900 | 105 | 200 |
Application:
It is suitable to string two or three stranded aluminum and ACSR
conductors on tangent structures through helicopter. 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,822mm aluminum alloy
sheave can be lined with neoprene. The big size 660mm, 822mm,
916mm, 1040mm nylon sheave can be lined with neoprene.
Features: With specially designed fly bar system and open door
system to guide the pilot rope into the groove of center sheave,
the running board can go through the sheaves easily.