How to calculate the size of MCBs while designing a circuit

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To decide the number and types of MCB/ ELCBs in your office/ home, you must note down the number of electrical equipment used in your premises. Then start dividing them into different electrical branches (on the basis of your wire size calculations and cost effectiveness). Example 02 — Click here   — For JOB Application, please mail at —   Example 01 For example, suppose one building has 8 rooms with following equipment in each room. Room-1 3 X 40 W Bulb (NC) 1 X 60 W F an (NC) Room-2 2 X 40 W Bulb (NC) 1 X […]