Aluminium Alloy Strain Clamp and Insulation Cover (Bolted type, Type NLL)

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    2017-11-02 21:29

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Company Profile

Zhejiang SMS Technology Co., Ltd.

By certification [File Integrity]

Contact:Mr. Anthony Zhang(Mr.)  






Product details
NLL series aluminium alloy strain clamp (Blot type ) is suitable for aerial line up to 10kV,fixing aluminium wire or steel core aluminium wire on the strain pole ,aerial insulation aluminium conductor and insulation aluminium cover are being used together, It's action is insulation protection.
Structure feature
1,The body is made of high-strength aluminium alloy
2,Smooth surface long servile life
3,Easy installation
4,No waste electric energy
Insulation cover performance feature
1,Withstand voltage: ≥18kV keep voltage one minute not break down
2,Insulation resistance: >1.0×1014Ω
3,Environments temperature: -30ºC~90ºC
4,Weather proof performance: have good performanced after 1008 hours artifical climate aging test.

Type Applicable conductor  U-bolt Rated failure load kN Insulation conductor (mm 2 )
No of U bolt Dia 1KV 10KV
NLL-1 5.0~10.0 2 M12 40 25-70 10-25
NLL-2 10.1~14.0 2 M12 40 50-120 25-50
NLL-3 14.1~18.0 3 M14 70 120-240 70-120
NLL-4 18.1~23.0 3 M14 90 185-300 150-240
NLL-5 23.0~29.0 5 M16 100

Type Applicable conductor  U bolt Range of application
No of U bolt Dia
NLL-18 5.10~14.50 3 M12 Use for transmission lines
NLL-21 7.75~18.70 4 M12
NLL-27 12.48~21.66 4 M16
NLL-35 18.00~30.00 5 M16