Electrical Symbols House Wiring Standards

Here is a standard wiring symbol legend showing a detailed documentation of common symbols that are used in wiring diagrams home wiring plans and electrical wiring blueprints.

Electrical symbols house wiring standards. Basics 7 4 16 kv 3 line diagram. Basics 4 600 v 1 line. Additional standards and codes of practice would generally be needed to satisfy a specific application it is the responsibility of the specifier to select and apply these. Wiring diagrams use simplified symbols to represent switches lights outlets etc.

V 60 kv mv. 1 kv v 60 kv lv. Electrical installations standards regulation in different countries introduction. The construction and the characteristics performances and tests to be carried out on hv mv and lv hv.

V 1 kv installations as well as the equipments used are subjected to national and international technical standards. Though these standard symbols are simplified the function descriptions can make you understand clearly. Basics 6 7 2 kv 3 line diagram. Basics 2 7 2 kv bus 1 line.

Electrical symbols virtually represent the components of electrical and electronic circuits. This article shows many of the frequently used electrical symbols for drawing electrical diagrams. The most commonly used electrical blueprint symbols including plug outlets switches lights and other special symbols such as door bells and smoke detectors are shown in the figure below. In addition most homes have low voltage electrical systems with transformers that convert standard power to a lower safer voltage typically from 6 to 12 volts for doorbells intercoms security systems low voltage interior and exterior lighting and the like.

Allowable wire and cable types and sizes are specified according to the circuit operating voltage and electric current capability with further restrictions on the. Basics 3 4 16 kv bus 1 line. Wiring is subject to safety standards for design and installation. Basics 5 480 v mcc 1 line.

Electrical wiring is an electrical installation of cabling and associated devices such as switches distribution boards sockets and light fittings in a structure. Explanations for common household electrical items such as three way switches and switched duplex plug outlets are below the figure. An electronic symbol is a pictogram used to represent various electrical and electronic devices or functions such as wires batteries resistors and transistors in a schematic diagram of an electrical or electronic circuit these symbols are largely standardized internationally today but may vary from country to country or engineering discipline based on traditional conventions.