For a DY11 lighting Transformer on primary side whee to
connect fourth lead? from nuetral or from ground?
- 3 Answers
- 4987 Views
- Sabic, I also Faced
- E-Mail Answers
Answer Posted / irshadahmed syed
For DY connection Primary will be in Delta connection so their will be No Neutral option in Delta connection so fourth lead should be taken from ground.
| Is This Answer Correct ? | 0 Yes | 0 No |
Post New Answer View All Answers
what is the working principle of energy saver control panel. please give the complete calculation & theory.
What is different between Circuit breaker and Isolater?
what size steel armoured cable is required to support 1500kva capacity. would 70mm squared be enough or would I need 90 or 120mm squared 3c plus earth
Practical condition in 400KV Sub station:- Breaker(open) , isolator(open), Earthing (close) at both end e.g A & B. Now Open A Stn Earthing than Open B stn Earthing (Which have a 50MVA reactor) , AND suddenly show R,Y,B phase 704KV,573KV,118KV respectively. Que is without closing of breaker how it is possible.???? My Whats app No:07621840498 for Further Discussion. Pls experts suggest.
Is it possible to obtain 480v or 550v in single phase output by giving the input to 230v to a single phase torodial type transformer without using a stepup transformer?
How we calculate the size of ht cable for any transformer
if we have 320KVA Genset kindly advice how much load we can put it.
ratings of lightning arrester
Which type of transformer is used for lighting loads?
Merits & Demarits of Oil circuit & Air circuit breakers ?
Please clarify, 1. Is it required to lay two runs of GI wire along with Armoured LT cable if it is laid between one big mains (63Amps TPN SDF) to small main (32A TPN SDF) with proper glanding termination? 2. If the armoured cable with proper glanding is laid from DB to CNC machine, is it required to run two runs of body earthing to the Machine from DB? 3.If the armoured cable with proper glanding is laid from Substation to Hangar, distance is approx. 100 mtrs, is it required to do earthing at shop area though the primary termination at substation is earthed through gland.
Explain and give examples about VCB?
please give me all the Alarm .Trip ,Safety Relays & Conditions of UPS Systems mail me on ashokbabunhce@gmail.com
and gate circuit diagram,amplifier circuit diagram
i want to know how to determine that a surge arrester work properly in 11kv system. and how to test a 12kv surge arrester
