Working of Numerical Relays:
Numerical Relays working explained in this post with the help of a Numerical relay used in industrial applications. Brief Introduction about Relay: RELAY: A Relay is a protection device that… Read more »
Auto Changeover Scheme:
Auto Changeover Scheme Introduction: In this post the Auto Changeover Scheme for two incomers and one Bus-coupler system is explained. In Industries for distribution of electrical power with reliable supply… Read more »
High Impedance Restricted Earth Fault Protection: [64H]
In this post we are going to see, how the High Impedance Restricted Earth fault protection scheme works by using Metrosil and Stabilizing Resistors. Why REF protection is required while… Read more »
Single Line Diagram of Power Plant
In this post the Single Line Diagram of typical Power plant is explained, it covers the Bus Transfer methods also. Single Line Diagram SLD gives the information about how the… Read more »
Vector Groups of Transformer:
PHASOR/VECTOR GROUPS: Phasor or Vector groups are used to denote different connection methods for poly phase transformers. This knowledge is required for connecting the poly phase transformers in parallel. To… Read more »
Working of Trivector Meter:
Trivector Meter: Trivector meter is an energy meter which accurately measures all the parameters of supply such as voltage, current, power factor, active load, reactive load, apparent load etc., now… Read more »
Practical Working of Vacuum Circuit Breaker
In this post we are going to learn the practical working of vacuum circuit breaker [VCB] in detail. Vacuum Circuit breaker is used in medium voltage Switchgear for performing switching… Read more »
How to Trace out DC Earth Fault Using Multimeter?
DC Earth fault need to identify and remove as early as possible to avoid tripping of protection circuits. DC Earth faults are frequently occurring on FCBC Charger, they should be… Read more »
Electrical Interview Questions: Series-3
Electrical Interview Questions-Series-3 In this series of Interview questions we will see some Electrical DC related problems in ElectricalEngineering. DC Electrical Questions: The following are the important DC Electrical Questions… Read more »
Electrical Interview Questions: Series-2
Electrical Interview Questions Series-2 In this series of Interview questions we will see some Protection Electrical related questions. Protection Electrical Interview Questions: For any Electrical job the knowledge of protection… Read more »