Answer / k.prakashchandra

Back up time is dependent on storage capacity of
battery.vxAH=stored energy in watt hours. Divide this by
load in watts to get back up time in hours.If the batteries
are in parallel add up AH.If in series, AH of one battery is
to be considered adding voltages. Use identical batteries.

what is the difference between RCCB and ELCB?

3 Answers  

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a wire in which bulb is connected there is two terminal when one terminal is connected to phase than why the value of current shock in nutral terminal is max. or large??

4 Answers  

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At which time Synchronous generator act as a Synchronous Condenser?

1 Answers  

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what is a 3 phase power formula ?

5 Answers  

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How many Zones can be in Conventional type fire alarm system & how can we detect the fire in Conv. type FAS?

0 Answers  

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if the back emf eqution for dc motor EB=(QPNZ/60A) THEN what is the value of A for PMDC MOTOR OR how can dicide the value of "A"

2 Answers   BSL,

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1 Answers  

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can we use ac ameter as dc ameter with ct

1 Answers  

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what could be the reason of a burnt current transformer in an electrical panel

1 Answers   ERWAT,

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What is referred to the electron in the outer orbit?

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10rm cable can got load ---- amp? Or Which Size Cable can take the load 100amp capacity SCR; breaker.

1 Answers   B-Con Trade Associates,

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megger generates D.C. voltage while earth tester generates A.C.voltage is it true? I know for megger it is D.C generator but what about earth tester?

4 Answers   IOCL,

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