The bolt-type strain clamp is used to fix the overhead line by the friction effect produced by the vertical pressure of the U-shaped screw and the wavy slot of the clamp.

What is a bolted tension clamp?

It is usually used with fitting like clevis and socket eye on the overhead transmission lines or distribution lines. Bolted type tension clamp is also called dead end strain clamp or quadrant strain clamp.

What are the different types of NLL tension clamp?

NLL tension clamp can be classified by the conductor diameter, there are NLL-1, NLL-2, NLL-3, NLL-4, NLL-5 (the same for the NLD series). A typical pole line comprises of different fittings or hardware.

A typical pole line comprises of different fittings or hardware. One of the fittings that you may consider buying for your pole line is the tension clamp. It is a common feature on the power and telephone lines.