Lead Sheathed Cables/ AC Resistance, Reactance and Capacitance values/3.8 / 6.6 KV KV and 6.35 / 11 KV Cables


3.8 / 6.6 KV KV and 6.35 / 11 KV Cables

3.8/6.6 KV CABLES
A.C.RESISTANCE, REACTANCE AND CAPACITANCE VALUES

Conductor Size

Sq.mm

3-Core Cables
A.C. Resistance at 90°C

Reactance (50 Hz)

(Ω/km)

Capacitance

(µF/km)

Copper

(Ω/km)

35 0.668 0.108 0.30
50 0.494 0.103 0.33
70 0.342 0.098 0.38
 
95 0.247 0.094 0.43
120 0.196 0.090 0.48
150 0.159 0.088 0.52
 
185 0.127 0.086 0.56
240 0.0971 0.083 0.61
300 0.0778 0.082 0.62
 
400 0.0614 0.080 0.65
500 - - -
630 - - -


6.35/11 KV CABLES
A.C. RESISTANCE, REACTANCE AND CAPACITANCE VALUES

Conductor Size

Sq.mm

3-Core Cables
A.C. Resistance at 90°C

Reactance (50 Hz)

(Ω/km)

Capacitance

(µF/km)

Copper

(Ω/km)

35 0.668 0.116 0.24
50 0.494 0.111 0.26
70 0.342 0.105 0.29
 
95 0.247 0.100 0.34
120 0.196 0.097 0.37
150 0.159 0.093 0.40
 
185 0.128 0.091 0.43
240 0.097 0.087 0.48
300 0.0778 0.085 0.52
 
400 0.0614 0.082 0.59
500 - - -
630 - - -