Ans. Block rate tariff
Q. What is two-part tariff?
Ans. In the two-part tariff, the total charge to be made to the consumer is divided into two components namely fixed charge (proportional to connected load or maximum demand) and the running or operating charges (proportional to the units consumed).
Q. For which category of consumers two-part tariff is used?
Ans. Two-part tariff is mostly applicable to medium industrial consumers.
Q. Which type of tariff encourages the consumers to keep the load factor and power factor high?
Ans. kVA maximum demand tariff encourages the consumers to keep the load factor and power factor high.
Q. Can a power factor be included in a tariff?
Ans. Yes.power factor is included in power factor tariffs such as kVA maximum demand tariff, kWh and kV ARh tariff and sliding scale or average power factor tariff.
Q. What type of tariff is usually applied to bulk consumers.
Ans. Three-part tariff.
Q. What are the advantages of using industrial/agricultural loads during night hours?
Ans. During night hours a large proportion of the generating and distribution equipment remains idle due to extremely low demand In case industrial and agricultural consumers are encouraged to use electricity during the night and other off-peak hours by giving a special discount, the energy can be supplied without Incurring any additional capital cost.
Q. What are the different types of loads?
Ans. The main types of loads on a power system are domestic, commercial, agricultural, industrial, municipal, traction etc.