What is the problem of internal failure in ship engine telegraph system norcontrol?
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how braking & making capacity of circuit breaker is calculated?
we have provided 30 nos. relay contacts in panel.I want to know how do we do the numbering for the relay contacts as per any applicable standards
Why in Digital Megger for finding Insulation resistance,-ve is applied to core or conductor and +ve is applied to ground.
Explain the power rating of a bulb, say 60W, what if the voltage changes
Am using an electronic digital display to see the RPM of ABB ACS 550 drive, which is showing negative value when the motor & drive in stop mode but it is showing correct value during the run mode. can anyone help me out??
2 Answers Bala Power Solutions,
Keywords: Die, Card, Coin, B/N 2 To 12
Between rotating armature type and rotating field type arrangements which one is adopted for large rated alternators and DC generators.Why there is difference in the choice?
could any one explain me what power factor and where it is use ful
what is an unbalance in acircuit? in a three phase 3wire circuit how an unbalance will come? in a three phase four wire system how an un balance is coming?
how can we find a burden of potential transformer? what does it effects? how can we calculate rated load of it?
When lag/lead/lag-lead compensation is employed?
What should be the minimum and maximum ohmic value for earthing?
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