Recent Posts
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Overhead Lines
Robotic Snakes that Crawl Power Lines to Detect Faults
China Deploys Robotic Snakes that Crawl Power Lines to Inspect, Detect and Prevent Faults in Power System Electric utilities around…
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Capacitors
Motor Capacitor Calculator – Calculate Fan Capacitor Value
How to Size a Fan Capacitor – Starting and Running Capacitors for Single Phase Motors Capacitor-start, capacitor-run motors use two…
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Protection
Can You Install Breakers and Switches on Neutral Conductor
What Happens If You Install a Breakers or a Switches on Neutral Instead of Line (Hot or Phase)? A single-phase…
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Power System
Difference Between Grounding, Grounded and Ungrounded Conductors
Difference Between Grounding (Ground), Grounded (Neutral) and Ungrounded (Phase/Hot/Line) Conductors Grounding and grounding conductors are related terms commonly used in…
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Batteries
How to Calculate the Right Size Battery? Battery Bank Size Calculator
Determine the Suitable Size of Battery Bank Capacity for Solar, Home & General Applications – Example & Calculator Direct usage…
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Protection
Difference Between AFCI, CAFCI, DFCI and GFCI?
What is the Difference Between AFCI, CAFCI, DFCI and GFCI AFCI (Arc-Fault Circuit Interrupter), CAFCI (Combination Arc-Fault Circuit Interrupter), and…
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Electrical Wiring
How to Wire a Smart Switch in a 120/240V Load Center
Wiring a Smart Wi-Fi Switch with and without Neutral in a Conventional and Smart 120/240V Panels Smart home automation systems…
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Capacitors
Why is a Capacitor Bank Rated in kVAR, Not in Farad?
Why is the Rating of a Capacitor Bank Expressed in kVAR Instead of Watt or Farad We know that a…
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Motors
Difference Between Rated Current and Nominal Current
Difference Between Rated Current, Nominal Current, Max Current and Relation with Full-Load Ampere (FLA) and Full-Load Current (FLC) The terms…
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LED
LED Light Bulb Circuit – 230V / 120V Mains Operated LEDs
120V / 230V AC Mains Operated LED Light Bulb Circuit Diagram – Components, and Operation Years ago, lighting applications relied…
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Power & Control
Protection
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Electrical Wiring
What is a Backfeed Main Breaker in an Electric Panel?
Backfed Main Breaker on a Bus Stabs in a Load Center Backfeed Main Breaker A backfeed main breaker is a…
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Electrical Wiring
Busbar, Bus Stab, Breaker Slot and Circuit Space in a Panel
What are Busbars, Bus Stabs, Circuit Spaces, Breaker Slots, Neutral Terminals, and Ground Terminals in an Electrical Panel or Load…
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Electrical Wiring
What is Double Tapped Breaker and Double Lug in Main Panel
Double Tapping at Breaker and Double Lugging in Electrical Panels – How To Identify and Solve the Issue? What are…
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Protection
Why Don’t Welders Get Electrocuted When Touching the Metal?
Why Doesn’t the Welding Current Pass Through the Welder’s Body and Shock Him? We often hear the statement: “It is…
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Must Know
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Solar Power
How Many Panels, Batteries, Charge Controller and Inverter Do I Need?
A Complete Guide About Solar Panel Installation. Step by Step Procedure with Calculation & Diagrams Below is a DIY (do…
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Transformer
How to Size a Single Phase and Three Phase Transformer in kVA? Calculator
How to Calculate the Rating of Single Phase & Three Phase Transformers in kVA We know that a transformer is always…
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Batteries
How to Calculate Battery Charging Time and Charging Current? – Example
Simple Battery Charging Time and Current Formula for Batteries (with 120Ah Battery Example) In this simple tutorial, we will explain…
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Electrical Wiring
Automatic UPS / Inverter Wiring Diagram Using One Live Wire
Automatic UPS System Wiring Diagram (One Live Wire & Standard Wiring) Automatic UPS / Inverter Connections In case of a…
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Electrical Energy
How To Calculate Your Electricity Bill? – Power Bill Calculator
How to Calculate Electricity Charges – Electric Bill Calculator + Solved Examples Calculating electricity bills and tariffs is generally straightforward…
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Electrical Wiring
How to Find the Proper Size of Wire & Cable In Metric & Imperial Systems
How to Determine the Suitable Size of Wire and Cable or Electrical Wiring Installation? Examples in Imperial and Metric Systems…
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