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Copper Cables

 

Type of Copper Cables

 

It suitable for use in subscibers distribution and can be installed aerially or in ducts.

 

COLORED CODE POLYETHYLENE INSULATED SELF SUPPORT CABLES (CCP-LAP-SS)

1. Messenger wire:High strength galvanized steel stranded wires with polyethylene sheath.
2. Cable core
Conductor:Solid annealed copper Insulation:Polyethylene
3. Core covering:Color polyester tape binder.
4. Wrapping: Nonhygroacopic plastic tape and mylar tape.
5. Sheath: Laminated aluminum tape and polyethylene.

 

Polyethylene insulation with better electrical properties.
Small outer diameter with low cost.

 

 
0.4mm ; 0.5mm ; 0.65mm data sheet

Conductor
diameter

(mm)

Pairs
(P)

Insulation
thickness
nom.
(mm)

Cable core
diameter
nom.
(mm)

Laminated sheath
thickness
nom.
(mm)

Web
nom.
(mm)

Messenger wire Overall
diameter
approx.
(mm×mm)
Cable
weight
Approx
(kg/m)
Cable
length
(m)
Dimension

(no/mm)
sheath
thickness
(m)
0.4 10P 0.13 5 1.7 2×2 7/1.8 1.0 10×19 0.225 1000
20P 7 1.7 2×2 7/1.8 1.0 11×20 0.295 1000
30P 8 1.7 2×2 7/1.8 1.0 12×21 0.330 1000
50P 10 1.7 2×2 7/1.8 1.0 14×24 0.405 500
100P 13 1.7 2×2 7/1.8 1.0 17×27 0.565 500
200P 19 1.7 2×2 7/2.0 1.0 23×33 0.915 500
0.5 10P 0.15 6 1.7 2×2 7/1.8 1.0 10×20 0.275 1000
20P 8 1.7 2×2 7/1.8 1.0 12×22 0.335 1000
30P 9 1.7 2×2 7/1.8 1.0 14×23 0.385 1000
50P 12 1.7 2×2 7/1.8 1.0 16×25 0.490 500
100P 17 1.7 2×2 7/2.0 1.0 21×31 0.725 500
200P 22 1.8 3×3 7/2.3 1.2 27×28 1.315 500
0.65 10P 0.20 7 1.7 2×2 7/1.8 1.0 12×22 0.330 1000
20P 11 1.7 2×2 7/1.8 1.0 15×25 0.420 1000
30P 13 1.7 2×2 7/1.8 1.0 17×21 0.520 1000
50P 15 1.7 2×2 7/2.0 1.0 20.5×31 0.720 500
100P 21 1.8 3×3 7/2.3 1.2 27×38.5 1.220 500
 
Electrical properties
 Conductor resistance(Ω/km)

0.4mm:nom. 139.0、max. 147.5

0.5mm:nom. 88.7、max. 93.5

0.65mm:nom. 52.5、max. 56.5
 Dielectric strength D.C. 500V/1 min. or A.C. 350V/1 min. , the cable shall be normal.
 Insulation resistance 5,000MΩ-km以上
 Mutual capacitance
≧ 50P :max. 55nF/km
≦30P :max. 60nF/km

 Near end cross-talk(40KHz)

200P:

(1)

The second worse value of each unit is not less than 58.5dB, the minimum value of each unit which is not less than 50dB allows only one.

(2)

The minimum average of each reel is not less than 62dB.

(3)

The total average for all units of each reel is not less than 66dB.

<100P :

(1)

The minimum value of each reel is not less than 58.5dB.

(2)

The total average of each reel is not less than 66dB.

 Far end cross-talk(160KHz)

(1).

m-1.28×S≧55dB/km

(2).

Individual minimum value is not less than 38dB/km

m : average , S : standard deviation

 Spark test of sheath

D.C. 3000V/1 min. or A.C. 2000V/1 min. , the cable shall be normal.