Recent Posts
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Electrical Energy
Australia Cuts Gas & Power Prices with Renewables & Batteries
Australia Beat Surging Gas Prices by Trusting Renewable Energy and Storage Batteries Instead of Fossil Fuels Australia is showing how…
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HVAC
EU Tests Solid-State Air-Conditioners without Refrigerants
Europe Tests New Solid-State Air-Conditioners that Don’t Need Any Refrigerants Europe is developing a new generation of air conditioners that…
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Aerospace
Hybrid-Electric Aircraft Reaches 30,000 Feet in Historic Test
World’s First Hybrid-Electric Aircraft Reaches over 30,000 Feet in Historic Aviation Test GE Aerospace has completed the world’s first high-altitude…
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Electrical Wiring
How to Wire a Countdown Timer Switch – 15 Mins to 12Hrs
Installation of 15A/20A Countdown Timer Switches for Lighting, Fans, and Motors in Single and 3-Way Circuits with Adjustable Timing from…
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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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Electrical Wiring
How to Wire a Digital & Smart Fan Speed Controller Switch
Wiring a Digital and Smart Ceiling Fan Speed Controller with Neutral Wire in a 120/240V Panel Smart Fan Speed Controller…
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Electrical Wiring
How to Install a Wireless Smart Scene Switch
Wiring Installation of a Wireless Smart Scene Switch for Controlling Four Lighting Scenes What is Wireless Smart Scene Switch? A…
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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
What Happens If You Install a Larger Capacitor in a Fan?
Disadvantages of Using Higher Capacitance with AC Fans The primary function of a capacitor in a ceiling fan is to…
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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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Solar Power
Arkansas School Uses Rooftop Solar to Raise Teacher Pay
Arkansas School Uses Rooftop Solar to Boost Teacher Salaries by Up to $15,000 A school district in Batesville, Arkansas has…
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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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Protection
Can You Use a 2-Pole Breaker Instead of a 1-Pole Breaker
Is It OK to Connect a Load to a 2-Pole Breaker Instead of a 1-Pole Breaker? In most residential 120/240V…
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Protection
What Happens When You Press TEST and RESET on a GFCI
What Do the TEST and RESET Buttons Mean on GFCI Breakers and Outlets? Why Do Some Breakers in My Panel…
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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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