Application

NLL series bolt-type aluminum alloy tension clamp is for overhead line of 20kV and below,fixing aluminum wire or ACSR on the rod.It is used for overhead insulated aluminum wire with insulation cover for insulation protection.

Structure Features

●The clamp body is made of high strength aluminum alloy;

●Smooth appearance,long service life;

●Easy to install;

●No hysteresis loss,certified energy-saving products.

Insulation cover performance feature

●1-10kV power frequency withstand voltage:≥18kV,holding pressure for 1 minute without breakdown;

●20kV power frequency withstand voltage:≥30kV,holding pressure for 1 minute without breakdown;

●Insulation resistance:>1.0×1014Ω;

●Ambient temperature:-30℃~+90℃;

●Weathering performance:remain good performance after 1008 hours artificial weather aging test.

Specification and technical data

Specification and technical data

Specification and technical data