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What is main cause of cable's terminal point burned in Lug on high temperature although lug and cable selection is ok as per stantard and also tightness is ok as per situation. so please take in deep and tell correct answer thanku.
1 8195If the maximum demand is 120 KVA in a building, then what is the Current taken according to load given ? Formula for it ?
3 6579Is a contactor (or master relay) required between incoming lines and a VFD? The question goes to safety. If a contactor were used before the VFD and an e-stop engaged then the motor will coast to a stop (i.e. VFD loses power) instead of stopping much faster if the VFD braking fucntion were used. It would make more sense to keep power on the VFD.
2129Radio Carbon dating is used in a) find diseases b) find the age of relics c) find the carbon content in the atmosphere d) none of these
2 4237why a single phase motor of same rating takes more amps than the three phase motor? as single phase motor at 230v takes 5amp per HP while 3 p motor takes 2.5amp per hp at 230v.
1 4541Post New Electrical Engineering Questions
Why derivative controller is not used in control systems?
What is shutdown of electrical sub station?
what are the types of electromagnetic forces developed in practical transformer?
rajha power sector details
What is pi controller?
How to operate a ac chilar plant?
For group 1 , 2 whather i have to prepare my technical or general studies etc? and im graduate in ee engg. for wht posts im eligible for? please tell me!
what the Microsoft .NET framework is?
How do you compute voltage drop and cable size over distance?
How many Zones can be in Conventional type fire alarm system & how can we detect the fire in Conv. type FAS?
What are the basic elements used for modeling mechanical translational system?
how to calculate single phase motor efficiency ?
How to size fuse? How to size MCB?
HOW MANY TYPES OF FUSE?
How to calculate wire length,size & current? ( related to control panel)
