TABLE II-E. Details of ultra-high strength copper alloy conductors.
Min
Maximum
Elonga-
Diameter of
Maximum
K-
Conductor area
break
resistance
tion
stranded conductor
resistance
value
(Circular Mils)
Stranding
Allowable
Nominal
strength
(ohms/
(%
(ohms/
Min
Max
Size
(no. of
no. of
dia. of
(lbs)
1000 ft)
min)
1000 ft)
(Inch)
(Inch)
desig-
strands X
missing
individual
at 20 °C
at 20 °C
Nominal
AWG of
nation
strands
strands
Minimum
Silver
Nickel
2/
(Inch) 2/
strands)
(Max)
coated
Coated
SCU
NCU
26
304
275
1.34
19x38
0
0.0040
0.0175
0.0204
58.4
56.4
21.5
6
1/ Applies to silver and nickel coated conductors, unless otherwise noted.
2/ Nominal values are for information only. Nominal values are not requirements.
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