Primary Injection Test Procedure Step by Step
The Primary Injection Test procedure is a critical method used to verify the performance of electrical protection systems. It involves injecting a high current into the primary side of the…
Differential Protection of Alternator: A Complete Technical Guide
The differential protection of alternator plays a vital role in the safety and reliability of power systems. Alternators are crucial components in power generation, and any fault in their windings…
CT Polarity for Differential Protection: A Complete Guide
Current transformers (CTs) play a crucial role in differential protection schemes. One of the most critical aspects of using CTs in these systems is ensuring correct CT polarity for differential…
Fault Current at Transformer Secondary
The fault current at transformer secondary is a critical concept in electrical systems. When a short circuit or fault happens on the secondary side of a transformer, large currents can…
Leakage Current in Lightning Arrester: Best Guide
Leakage current in lightning arrester is one of the most overlooked yet critical aspects of power system safety. It refers to the small current that flows through the arrester even…
Generator Circuit Breaker Sizing Calculation
Generator circuit breaker sizing calculation is a critical part of power system design. It helps protect both the generator and connected equipment. If the circuit breaker is too small, it…
Types of Circuit Breaker Testing: Routine Tests & Important Types
Understanding the types of circuit breaker testing is essential for ensuring the reliability and performance of these critical devices.
What is Residual Current and How it Arises? Important Concepts
Residual current is an important concept in electrical safety. Especially in preventing electric shocks and protecting circuits from leakage currents. It refers to the difference between the incoming and outgoing…
How to Calculate Load Factor in Electrical System: Best Guide
Calculating load factor is essential for understanding how efficiently an electrical system uses energy. In electrical engineering, load factor is a measure of how consistently a load is utilized over…