What is an electrical feeder ? Types and Protection


#1

Feeder

Transmission line which transmit the electrical energy from the generating station to different distributing sub-stations.

Types of Feeders

Radial Feeder
Parallel Feeder
Ring Main Feeder

Types of Feeder Protection

1.Time Graded Over current protection

Definite time relays
Inverse time relays

  1. Differential Protection

Merz-Price voltage balance system
Translay scheme

3.Distance protection