Power factor

April 4, 2020 Er.sushil Neupane 0

POWER FACTOR Definition of Power Factor In a system of alternating voltages and currents, power factor is defined as the ‘cosine’ of the phase angle […]

MCB

April 1, 2020 Er.sushil Neupane 0

Miniature Circuit Breakers(MCB)   circuit breaker are mechanical devices designed to close or open contact .It closes or opens electrical circuit under normal or abnormal […]

Protective Relays

March 30, 2020 Er.sushil Neupane 1

Protective Relays¬† Introduction In a power system consisting of generators, transformers, transmission and distribution circuits, it is inevitable that sooner or later some failure will […]

Fuses

March 26, 2020 Er.sushil Neupane 0

A fuse is a part of the circuit which consists of conductor which melts easily and breaks the connection when current exceeds the predetermined value. […]