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Cable Description/Size TOWERGUARD CCA® 2kV (UL) RHW-2 Copper Clad Aluminum Conductor/90°C W
1000MCM - 7.5 in FLAT SPACING
 
Input Parameters: Electrical Characteristics Based on:
IR Constant @ 60°F:    20000   Conductor Center to Center Spacing (S):  7.5 in 
Dielectric Constant :   3 Arrangement: Flat spacing
Earth Resistivity :    100Ω-m Soil temperature:  20 °C
Dissipation Factor :   0.02% Burial Depth: 36"
Nominal voltage :    2kV Soil thermal resistivity: 90°C-cm/W
   
Conductor Resistance: Rdc @ 25°C : 0.018  Ω/kft Rdc @ 25°C : 0,060 Ω/km
Rac @ 25°C :  0.019  Ω/kft Rac @ 25°C :  0,062 Ω/km
Rac @ 90°C  : 0.023  Ω/kft Rac @ 90°C  : 0,076 Ω/km
   
Capacitance:   0.3875  µF/kft   1.271 µF/km 
   
Shunt Capacitive Reactance/Susceptance: Reactance : 6845  Ω/kft Reactance : 2086 Ω-km
Susceptance: 146 µS/kft Susceptance: 479 µS/km
   
Charging Current :   168 mA/kft   553 mA/km
     
Single Phase Reactance/Impedance: Pos. & Neg. Seq. Impedance: Real  Ω/kft  Imag  Ω/kft Impedance  Ω/kft Pos. & Neg. Seq. Impedance: Real  Ω/kft  Imag  Ω/kft Impedance  Ω/kft
0.023 0.067 0.071 0.077 0.254 0,234
Zero Seq. Impedance:  0.077 0.631 0.635 Zero Seq. Impedance:  0.221 2.070 2,08
   
Dielectric Losses: (Per Phase)   3.89 W/kft   1.,78 W/km
   
Electrical Stress: Insulation Average:  12.83 V/mil Insulation Average:  0.505 kV/mm
Conductor Shield - Insulation Interface Max:  13.67 V/mil Conductor Shield - Insulation Interface Max:  0.538k kV/mm
Insulation - Insulation Shield Interface Min: 11.99 V/mil Insulation - Insulation Shield Interface Min: 0.472 kV/mm
  
Insulation Resistance:   1138 MΩ-kft   3733 MΩ-km
   
Velocity of Propagation:   203.33 ft/µs   61.99 m/µs
  
Conductor Fault
Current @ 250°C:		     8 Cycles   16 Cycles   24 Cycles  
132902 A 92219 A 75765 A
   
Conductor Ampacity @ 90 °C  75%   Load Factor: 945 A  
100% Load Factor:  799 A