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Drop Wire Cable 

Application Drop wire cable is used for the connection between distribution box (DP) and terminal box in the customer’s premises. This cable is based on Pakistan Telecommunication Company Ltd .,Specification LW-40..
Drop Wire Cable Construction Two conductors forming a pair running in parallel shall be insulated with weather resistant, Black High Density Solid Polyethylene (HDPE) extruded in  configurations.

 

Physical Dimension
Conductor Diameter MM
Thickness of Insulation MM
A
MM
B
MM
C
MM
D
MM
E
 MM
F
 MM
1.00
1.00
6.4
3.00
0.4
0.5
0.6
0.6
 
Conductor Copper Plated Steel Wire, Size:1.00 MM
Insulation High Density Polyethylene.
Packing Coil / Length 500 meters and maximum weight 12.75 Kg per coil.


 

Electrical Characteristics
Copper Plated Steel Wire Diameter (mm) 1.00 mm

Tolerance +

 (+0.02mm), (-0.01) mm

Conductor Resistance at 20 C (Ohm-km)                                      Maximum

 70 Ohm

Resistance Unbalance

 5 %
Mutual Capacitance at 1000 + 200Hz (nf/Km)  
 Dry Drop wire (In Air) < 35nf /km
Wet Drop wire (In Air) < 50nf /km
Insulation Resistance at 500 v DC (MS-km)  
Maximum 5000MS
Maximum 10 GS
High Voltage Test DC KV  

Between Conductor

 10 KV
Insulation integrity 50 to 60 Hz 1.5 KV
Maximum Attenuation Value !000+ 200 Hz  
For dry Wire ( in Air ) 1.05 dB / km
Wet Wire ( in Air ) 1.29 dB / km