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Charger Power Consumption

Energy consumption of your phone charger without connecting your phone

Energy consumption of your phone charger without connecting your phone: If 4 watts charger considers; Full load current : at DC (Direct Current) voltage of 325v...
Why ct secondary should not open

Why CT secondary should not Open condition- Live Test Demo

Why CT secondary should not Open condition-: Basically CT nothing but current transformer. It works like a step up transformer. As the diagram said V1= primary voltage...
Identify Motor Frame Size

Identification of Motor Frame Size 132M & Motor EFF class EFF1...

EFF Class Motor Frame Size EFF class: Motor Frame Size EFF class: It has mentioned at the left corner of the motor’s name plate. It...
Ct operated thermal over load relay

CT Operated Thermal Over Load Relay Current setting Calculation

Thermal over Load Relay vs CT operated thermal overload Relay: Thermal over relay: Thermal over load relay is simple over current protection, it does not protect...

Normally Open (NO) | Normally Closed (NC)

Normally Open (NO): It is a short term of Normally Open, which means normally it will be in open condition or open circuit when there...
Full load current calculation

AC DC Full Load Current Calculation Formula

Full Load current calculation of AC and DC machine: AC Loads (Alternating current) : Full Load current calculation 3 Phase Motor: Power formula  KW (Kilo watts) V= Voltage +/-...
Aluminium Cable Vs Copper cable

Difference Between Copper Cable and Aluminium Cables

Aluminium Cable Vs Copper cable  What is meant by cable: In a Power system, A connecting rob/link from source feeder to destination feeder/ load center is...

MCCB Working Principle MCCB Rating and MCCB Current Setting

What is MCCB: MCCB is Another Most popular Panel protection electrical device like MCB and MPCB. MCCB is a short term of molded case circuit...
Moving Contact

How To Make A Electrical Starter and Power Circuit

Power circuit: Power circuit is nothing but, distribution of power to the motor through a certain equipment like MCCB/MPCB/SFU, contactor, protection relay, Power cable, Connector...

What is MPCB Motor Protection Circuit Breaker

What is MPCB Motor Protection Circuit Breaker: Before talking about any electrical power circuits in the industry you must know the basic idea about the...