Electrical and related buildings technology
Light Emitting Diodes (LED ) are increasing gaining favour in both the domestic and commercial sectors; due to their efficiency, sustainability and durability...
How often installations are inspected is up to the owner of the installation, provided such durations do not exceed any regulatory maximums in force. ...
A lot of our members work in countries where PPE (personal protective equipment) is regulated or they work for companies/organizations which take employee...
Variable frequency drives are widely used to control the speed of ac motors. This note looks at the mechanisms which enable drive units to control the...
A single phase system is perhaps the most common type of system most people are familiar with. This is what people have in their homes and what appliances...
Current transformers (CTs) are used to convert high level currents to a smaller more reasonable level for use as inputs to protection relays and metering...
myElectrical does not support or promote the use of copyrighted material without the copyright owner's consent. If you believe that material for which...
Electric motors are one of the most widely used items of electrical equipment. Improving motor efficiency benefits include, reduced power demand, lower...
Depending where in the world you work, you are likely following one of two standards International Electrotechnical Commission (IEC) National...
Problems on achieving maximum voltage drop within an installation come up often. Depending where you live, local regulations will have different limits...
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