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Electric Power Distribution Engineering, 3rd Edition by Turan Gonen

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Table A.18

60 Hz Characteristics of Three-Conductor Shielded Paper-Insulated Cables

Voltage Class

Insulation Thickness (mils)

Circular Miles or AWG (B & S)

Type of Conductorf

Weight/1000 ft

Diameter or Sector Depthb (in.)

Resistance (Ω/mi)a

GMR of One Conductorc (in.)

Positive and Negative Sequences

Zero Sequence

Sheath

Series Reactance (Ω/mi)

Shunt Capacitive Reactance (Ω/mi)

GMR—Three Conductors

Series Resistance (Ω/mi)d

Series Reactance (Ω/mi)d

Shunt Capacitive Reactance (Ω/mils)e

Thickness (mi)

Resistance (Ω/mi) at 50°C

15 kV

205

4

SR

3,860

0.232

1.58

0.084

0.248

8200

0.328

5.15

0.325

8200

105

1.19

190

2

SR

4,260

0.292

0.987

0.106

0.226

6700

0.365

4.44

0.298

6700

105

1.15

185

1

SR

4,740

0.332

0.786

0.126

0.210

6000

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