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Hi All, Air circuit breaker How to check contact resistance using current injection method feed back appriciated.

Hi All, Dealing with high voltage eqipments you got to follow saferty norms 1)proper Isolating procedures involved you can't make mistke of doing the way you want to do when you follow Isolating procedures. withdrawing the breaker you have to earth the motor tetminals before you can get acess...

Hi all, Regarding the load test of 300KVA gen set if you are testing wiht resistive load PF is unity so KVA=KW then I would raise the load on the generator to 300 kw. Besides this for a new generator the load test should be done loading to 110% for 1 hr And also there are other parameters to be...

Hi, when two alternators running in parallel due to governer fault the frequency goes down of one of the alternator and the alternator goes into reverse power assuming the reverse power relay does not trip what actually happens to the direction of the motored alternator and other parameters. Thanks

Hi, I come across this term galvanic seperation is this reffered to optocoupler? Thanks

Hi, when a motor 440v connecter to VFD can i measure insulation resistance with 500 volt megger with out disconnecting the motor connection. what are the pros and cons please advice Thanks