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Telephone cable paper copper (aluminum) wire

Update: 2017/3/31      View:
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Introduction


Product introduction

    Telephone cable paper wrapped copper (aluminum) wire is also known as ordinary paper wrapped copper (aluminum) line, is based on customer requirements, in the copper (aluminum) on the conductor winding more than 3 layers of paper or paper. The average temperature of the oil immersed transformer coil and similar electrical coil is 105 degrees celsius. According to customer requirements, can be the use of telephone paper, cable paper, high voltage cable paper, insulation paper, etc..


产品名称

Product name Product name Product name Product name
Cable paper or paper covered round copper wire telephone Z Cable paper or paper covered round copper wire telephone ZB
Cable paper or paper covered round wire telephone ZL Cable paper or paper covered round wire telephone
ZLB
500KV transformer interturn insulation paper round copper wire ZA 500KV transformer interturn insulation paper round copper wire
ZAB
500KV transformer inter turn insulation paper covered round wires ZAL 500KV transformer inter turn insulation paper covered round wires
ZALB


Production scope

1 copper (aluminum) wire
Conductor thickness: a:1mm-7mm conductor width: b:3.0mm-20mm
2 copper (aluminum) round line: Phi 1.9~ Phi 10 if used beyond the scope of the above, please contact us.


Execution standard

Paper packaging line according to GB/T7673-87 standards should meet the requirements


entry name technical requirement test method
Conductor size and R angle half Comply with GB/T7673.1-2008 regulations Micrometer and R gauge
Bend According to the standard bending of the sample, the wrapping layer should not crack, no seam, no obvious edge Test round and flat wire bending instrument


Paper covered round wire insulation thickness
Nominal insulation thickness (mm) 0.30 0.45 0.80 1.20 1.80 4.25
Allowable deviation (mm) ±0.05
±0.05
±0.10
±0.12
±0.15
±0.30


Paper covered wire insulation thickness
Nominal insulation thickness (mm) 0.45 0.60 0.95 1.35 1.60 1.95 2.45 2.95
Maximum insulation thickness (A-a) 0.57

0.74

1.14 1.56 1.84 2.23 2.77 3.32
Minimum insulation thickness (B-b) 0.40 0.53 0.85 1.20 1.45 1.80 2.30 2.75

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