Power systems: formulas and calculations you should know for transformers and motors

Grounding and bonding

What is a var or kvar - reactive or imaginary power explained

How 3 Phase Transformers Work – why we need them

Circuit Breakers Explained

Low-voltage switchgear

How 3 Phase Power works: why 3 phases?

Current Transformers (CT)

Delta and Wye - Volts, Amps, & VA

Transformers Explained - How transformers work

Short-Circuit Current Calculations and Equipment Evaluation

VFD 101 Basics

Lecture 1: Introduction to Power Electronics

4-20mA Current Signal? Wiring, Scaling, Programming, Troubleshooting

Power Factor Correction in Electric Power Systems

BJT Base Biasing

Motor Control 101

Calculating Fault Current using transformer impedance

Per Unit Analysis - how does it work? (with examples) || Basics of Power Systems Analysis

45 KVA Dry-Type Transformer - 600V 3ph 3w (PRI) to a 120/208V 3ph 4w (SEC)

5 Formulas Electricians Should Have Memorized!