Strain clamp is mainly used for fixing conductor and lightning conductor of overhead power line or substation, and connecting with tension insulation through connecting fittings, or connecting lightning wire with tower. According to the structure and installation method, it can be divided into bolt type, compression type and wedge type, and the compression type can be divided into hydraulic pressure and explosion pressure.

The meaning of the number in the product is:

N strain clamp, L-bolt type, D-flip type, y-hydraulic type, b-explosion type

The number indicates the applicable wire combination number (or the nominal section of the applicable strand. The numerator represents the aluminum section; the denominator represents the steel section) additional letters: a-31 flow 0; b-drainage 30