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SOFT COPPER 250 kcmil
Description
Description
Application:
For grounding systems, equipment protection and general applications.
Construction:
Conductor: Soft copper, class A, B or C.
Main characteristics:
High resistance to corrosion.
Gauge:
From 16 AWG up to 1000 kcmil.
Packing:
Non returnable wooden reels.
Standards
ASTM B 3: Soft or annealed copper wire.
ASTM B 8: Concentric-Lay-Stranded copper conductors with hard, medium-hard, and soft copper.
Calculation of Current Condition - Copper; AWG
CALCULATION OF CURRENT CONDITION
Maximum conductor temperature: 75°C.
Ambient air temperature: 30°C.
Characteristics
Characteristics
Construction characteristics
Construction characteristics
Conductor material
Soft copper
Type of conductor
Class B
Dimensional characteristics
Dimensional characteristics
Conductor cross-section (AWG/KCMIL)
250 KCMIL
Conductor cross-section
250 kcmil
Total number of wires
37
Conductor diameter
14.5 mm
Approximate weight
1138 kg/km
Conductor cross-section
126.7 mm²
Wire diameter
2.08 mm
Electrical characteristics
Electrical characteristics
Max. DC resistance of the conductor at 20°C
0.1416 Ohm/km
Perm current rating in air 30°C
459 A
Mechanical characteristics
Mechanical characteristics
Elongation
- %
Usage characteristics
Usage characteristics
Midspan
Yes
Reference
18
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