What is the minimum distance between taransformer (say 2000
kva)and its earth pit?

Answer Posted / k.prakashchandra

Equal to the length of the earthing electrode. Actually
earth wire should not be very long to increase effective IR
value and earth pit should not be a hindrance being very
close.

Is This Answer Correct ?    2 Yes 8 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

We are designer please help me calculate the size of 11kv cables from step up transformer to M.V panel, total load is 5 mega watt distance 900 feet (used aluminum type cables) please provided formula for calculate the cable with example.

1217


How time response of the system is divided?

692


hi i will D.E.E.E.is completed pls send rrb diploma old qustion papaer sent in my e mail. i.d.

1861


300m long and 30kw inductive loade 3phase supply how many size cable required

1002


Inductor and capacitor........power in one phase and ...... in it another phase.

1606






my b-tech percentage is 50%. what answer will satisfy the hr ?

1631


What is the most essential condition for the voltage build up for a d.c. Shunt generator?

675


LET ME NOW MORE ABOUT icu and ics for circuit breaker. how we calculate the rating of circuit breaker and i c u and ics values

2440


1. Why is the speed of shunt motor practically constant? 2. Why dc series motor use to start with heavy loads? 3. advantages & disadvantages of separately excited generator over self excited generator?

2042


what are the application of over current relay?

4242


please give me all the Alarm .Trip ,Safety Relays & Conditions of Chiller mail me on ashokbabunhce@gmail.com

1361


If a air condition consume 2.50 to 3.00 amp then how much it will consume in watts if it is running 10 hours out of 24 hours????

1453


Tell me all plants load factors i.e which plant operating on which load?

1559


Draw a SLD for main panel for school having connected load of 1200kw and emergency generator 200kw.also show the increase of additional load of chiller 225kw in the lv panel indicating meter postion size of transformer ,cables and capacitor bank.

532


what is the function of Moulded case circuit breaker, why it is called Moulded?

989