Engineering calculator
MV cable charging current
Capacitive charging current of a screened MV/HV cable.
Inputs
Results
- Charging current per phase
- 8.98A
- Charging reactive power
- 0.513MVAr
Ic = 2π × f × C × (V / √3) × L
Assumptions
- Capacitance from manufacturer datasheet
Limitations
- Breaker capacitive switching duty and earth-fault compensation need separate assessment
References: IEC 60502-2 · IEC 62271-100
Provided for general information. Gridlinks Solutions accepts no liability for decisions made using this calculator without independent engineering verification.
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