if voltage is not builed up in small generator what will be
the reason?
Answer Posted / har
avr damaged
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There are different classes of protections in power plants.class a,b,c are clear..is there any class d and e r there..and elaborate class b protection.
Can any one give an explanation about rating factors of cable? if we are laying the cable on the air with an temp 15 degree then rating factors will be 1.15 and if we are laying the cable on the air an temp 60 degree then rating factor will be 0.76 please describe it and what is the difference between rating factor and derating factor?
What is the BS(British Standard)code for 11kv motor
what is mean by PIR in circuitbreaker and give me detail of that?
how desiel generate sart fail of eb?
what is subtransient , transient and steady stateac components
control & auxilary circuits used for circuir breakers
How many sprinklers should be in one pipe line?
What is the effect of positive feedback on the stability of the systems?
where lt & ht capacitor used
why surge protectetor work explain with the help of circut diagram?
Explain the function and difference of Restricted earth fault, simple earth fault and sensitive earth fault with connection diagram.
how a flip flop can be used as a latch?
why the earth is taken minimum in supplying? wather it the proportional factor to getting work any equipment or a power plant?
a)In a 3-phase 4-wire circuit, a circuit breaker is selected to protect the circuit whose highest fault level is 6.6 MVA. Determine the required minimum breaking capacity in kA. (Note: Covert 3-phase power in terms of kA to find answer.) b)Using the below, determine the required minimum making capacity in kA as a “peak value”. Rate breaking capacity (Icn) ka: Icn<= 1.5 Factor = 1.41 1.5