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NLL Auminum Alloy Bolted Strain Clamp and Insulati

NLL Auminum Alloy Bolted Strain Clamp and Insulati
company CHINA.TORCH POWER ARMOUR CLAMP CO.,LTD
Categories Clamp Meters
Update2011-03-29
Original RegionChina
NLL Auminum Alloy Bolted Strain Clamp and Insulati
Application
Suitlable for distribution wire up to 10kv,fixing the aerialinsulation aluminum conductor or naked aluminum conductor on the rotateangle or insulator of terminal stain pole ,and tightening the aerial conductor
insulation cover and strain clamp used together for insulation protection
insulation Cover Performance Feature
Withstand voltage:≥18KV keep volage one minute not breakdown
insulation resistance:>1.0×1014
Environments temperature;-30℃~90℃
Weather proof performance :having good performance after 1008 hours artificialclimate aging test.

Cat.No.

ConductorSection(mm2)

ConductorDia.(mm)

OverallDia.(mm)

Bolts

Failure Load(KN)

insulationCovcr Typc

No.

Size

NLL-1(19)
16~70
5.1~11.4
7.6~16.2
2
M12
40
NLL-1(19)
NLL-2(22)
50~95
8.5~13.87
8.5~19.6
2
M12
40
NLL-2(22)
NLL-3(29)
70~150
11.4~17.1
11.4~22.6
2
M12
70
NLL-3(29)
3
NLL-4(32)
120~240
13~18.9
13~26.4
3
M12
70
NLL-4(32)
NLL-5(35)
150~300
17.1~23.8
16.2~29.0
4
M12
70
NOTE:1.Meaning of letters; N-strain clamp,L-aluminumalloy, L-bolted type; Numbers- serial number of the type
2.Material:Body,Keeper-aluminum alloy,Split Pin-stainless steel.others -hot-dipgalvanized steel
3.Grip strength of the clamp more than 65% break strength of the conductor

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