reserved capacity (RC)

a monthly, quarterly or annual capacity of electricity supply at the VHV and HV level for each 15-min interval that must be supplied to the delivery point under the contract on electricity distribution or contract on the joint supply of electricity. The tariff for reserved capacity is charged monthly. If a customer exceeds the RC value, the supplier charges a fee. Reserved capacity can be increased during the calendar year to the level of the Maximum Reserved Capacity.