Page 239 - CITS - Electrician - Trade Practical

ELECTRICIAN - CITS

TASK 2 : Construct and test inverter circuit

Note : The inverter made for emergency light (Ex. No.4.4.184) can be utilised for this exercise.

1 Collect the inverter circuit assembled in the emergency light. (Fig 1) (Ex. No.4.4.184)
2 Remove the tube light and make the terminals free.
3 Connect the terminals of mains to the supply and switch ‘ON’.
4 Check the corresponding LED’s are glowing and measure the output voltage.

5 Connect the inverter circuit with supply. Disconnect the main AC supply and test the output of inverter by
connecting load and note the performance.
6 Report your instructor and get his approval

Note : Check the backup time of the inverter and verify the same with manufacture’s manual.

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CITS : Power - Electrician & Wireman - Exercise 93