Electrical Design
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Can You Use 15A Breaker on 20A Circuit and Vice Versa?
Is It Permissible to Use a 15-Amp Breaker on a 20A-Amp Circuit, or a 20-Amp Breaker on a 15A-Amp Circuit? We often receive multiple queries regarding basic electrical wiring installations…
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Ground Terminal Up or Down: Which Way Should Outlets Face?
Should the Ground Prong and Hole in an Outlet Be Positioned at the Top or Bottom? One of the most classic debates in electrical installation among electricians and homeowners is…
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What Do the Green Dot or Orange Triangle Outlets Mean?
What is the Meaning of the Green Dot or Orange Triangle Symbol or Any Other Sign on an Electrical Outlet? On electrical outlets and receptacles, colored dots or symbols such…
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Why is Solid Wire Not Used on Ships, Vehicles & Moving Parts?
Why is the Use of Solid Wire Prohibited on Moving Components Such as Ships and Vehicles? Solid wire is generally not recommended for use in ships, vehicles, or other applications…
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Why Do Most Fans Have Three Blades?
Why Are Most Room and Ceiling Fans Designed with Three Blades? Cost, efficiency, and power are the three main factors that influence the design of any machine. The law of…
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When and Why Did the U.S. Transition from 110V to 120V Supply?
Why Did the Voltage Level Increased from 110V to 120V in North America? Electric power transmission and distribution is not as straightforward in the U.S. as it is in IEC-following…
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Why Did Japan Choose 100V over 120V or 230V?
Why Does Japan Use 100V as the Standard Voltage? Power System in Japan Japan has a unique and somewhat unusual electric power transmission and distribution system. The standard voltage in…
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What is the Main Difference Between FLA and FLC?
Difference Between Full Load Amperes (FLA) and Full Load Current (FLC) When working with electric motors and related equipment, professionals often encounter the terms FLA and FLC. Though sometimes used…
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Difference Between Direct-On-Line (DOL) and Star Delta Starter
Comparison Between Direct-On-Line (DOL) and Star Delta Motor Starting Methods It is well known that induction motors draw a high inrush current during the initial starting phase. This temporary transient…
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Difference Between NEMA and IEC Motor Starters & Contactors
Comparison Between NEMA and IEC Contactors, Controllers and Motor Starters Motor starters, controllers, and contactors are essential components used to control electric motors in industrial, commercial, and general electrical systems.…
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