In the diagram is shown the method of wiring distribution main board form utility pole to energy meter and then dp circuit breaker and sp mcb breaker. Electrical components such as 3 phase induction motor substation ac motors auto transformers ct instrument transformers pt instrument transformers dc motor dc generator elcb mcb no load.
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House wiring diagram with mcb. The output of the two pole mcb is given to the mcb box for distribution of power to each room. The radial lighting circuit has 3 common wiring options which may be mixed at will. A high current mcb supplying storage heaterssometimes these are run from the main cu but often from a timeswitch controlled dedicated cu with either a separate off peak electricity meter or a dual tariff meter. In this article the wiring diagram for a house which i have given is not proper as an electrical drawing. Jan 3 2017 distribution board wiring with dp mcb sp mcb earth voltamp meter diagram. An mcb or miniature circuit breaker is an electromagnetic device that embodies complete enclosure in a molded insulating material.
Today we are going to discuss the house wiring. Basic electrical house wiring diagram switch mcb rcb rcd uk eee eeestudy electric bd electrical work wiring home wiring circuit breaker circuit breaker in hindi electrician electrical house wiring. Here you can see the wiring diagram for power distribution from the energy meter to all rooms. Wiring diagram of single phase distribution board with rcd in nec us iec uk eu electrical wiring color codes double pole mcb dp the isolator or main switch this is the main operating switch which is used to control the electric power supply in the buildings. This article for those students who are interested to know about the house wiring. What is miniature circuit breaker mcb.
Distribution board wiring is very important for controlling the e wiring. Loop in as per diagram above. The main function of an mcb is to switch the circuit ie to open the circuit which has been connected to it automatically when the current passing through it mcb exceeds the value for which it is set. As you see in the diagram a two pole mcb is connected after the energy meter. There are many electrical engineering students and many other people who work in electrical wiring have some confusion about the selection of rating of circuit breakers and also the connection of rccb and mcb. The circuit is fed to each lamp fitting in turn and a.
In this article i will help you to understand how to select the rating of mcb how to connect all loads of a house properly. For this post i designed a diagram about distribution wiring we can called this circuit breaker or controlling fuse box. Today we are going to know proper rccb connection diagram with mcbif you do not know the connection of rccb then this article will be helpful for you. It is the main mcb of the house and it also acts as the main switch of the house.