W7B(7H-250A)-6.4

Name: W7B(7H-250A)-6.4
Rating: 5 (123 reviews)

1/4" 6.4 mm

7-CONDUCTOR，AWG 23

Copper Conductor

PP Insulation

Filler

Protection Layer

Inner Armor Wires

Outer Armor Wires

Product Description

Construction
Copper Construction	7*0.21 mm	7*0.0083"
Insulation (PP)	/mm	/"
Number and Size of Wires
Inner Armor	18*0.63mm	18*0.0248"
Outer Armor	18*0.89 mm	18*0.0350"
Average Wire Breaking Strength
Inner Armor	582N	131lbs
Outer Armor	1162N	261lbs
Physical
Cable Diameter	6.40mm+0.13 mm-0.05 mm	0.2520"+0.0051"-0.0019"
Cable Weight in Air	160 /km	107 lbs/kft
1 hr. Max Temp	150 ℃	300 °F
8 hr. Max Temp	135 ℃	300 °F
Cont. Max Temp	121 ℃	250 °F
Mechanical
Cable Breaking Strength	25 kN	5400 lbs
Maximum Suggested Working Tension	12.5 kN	2800 lbs
Minimum Shave Diameter	356 mm	14"
Cable Stretch Coefficient	2.8 m/km/5kN	2.65 ft/kft/klbs
ELECTRICAL
Voltage Rating	300 VDC	300VDC
Insulation Resistance	15000 MΩ·km	50000 MΩ·kft
Resistance Typical@20 ℃	84.3 Ω/km	25.6 Ω/kft
Capacitance@1kH	140pf/m	43 pf/ft

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