Answer / ram

FIND OUT FULL LOAD CURRENT OF THE GIVEN EQUIPMENT.
THUMB RULE IS THAT, FOR CU CABLE, IF THE CURRENT IS 6
AMP/SQ.MM THE CABLE STARTS TO HEAT. AND FOR AL CABLE IT IS
2 AMP/SQ MM.
ACCORDINGLY WE CAN SELECT THE CABLE.

Answer / ych

First we have to calculate FLC and after that must look in
the book.

Answer / binay agarwal

For LT motors,
For copper,current carring capacity is 4 times of there
cross section area,
For aluminium,current carring capacity is 3 times of area.
This ratio will continuously decrease as we will go to HT
side motors.

i want to know how to calculate the battery capacity based on the UPS . ex i want to run have one kva UPS Which should run 10 hours ? in that case how many batteries to be installed and what will be the AH Value .

2 Answers  

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DOES A MAGNETIC CIRCUIT CONSUMES ENERGY? IF YES, WHY?

6 Answers  

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What do you mean by a current transformer?

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why the rating of transformer in only KVA not in others?

7 Answers  

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How to calculate the sag on transmission Lines.

0 Answers  

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What is the significance of %Z in case of transformer?

1 Answers  

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What is the difference between single phase, 2phase, and 3 phase motors?

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How they LT panel busbar size choose

0 Answers  

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what is difference Auto-transformer and ICT ?

1 Answers   CG, Descon,

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what is metering cum synchronizing panel and how it is used?

0 Answers   Wipro,

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for 5KW resistive load can anyone please suggest me whether to go for UPS/Inverter or Generator depending upon cost calulations

0 Answers  

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what is conductor constant of raccun conductor

0 Answers   CSPDCL-Chhattisgarh State Power Distribution Company Limited,

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