Electric main board 2 phase and generator power supply changeover ।। ewc ।। feb 2019

This video is electric main board 2 phase power supply and generator power supply control electric main board connection and wiring

Electric main board
https://www.youtube.com/playlist?list=PLg604Jh2ztx3t7xjxj_Orcqp92uFIhFHy

Electric hammer drill machine
https://amzn.to/2RzPeiY

Dc screwdriver drill machine
https://www.banggood.in/custlink/GmvvhFbvN7

Wall chaser machine
https://www.banggood.in/custlink/KKKGRFbvAQ

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