Answer / karthik raman.b

we need neutral point for single phase only star connection we can get this thats why distribution transformer delta star connected

Answer / ravi

Significances of Using a Delat-Star Transformer for Sec.
Distribution Purpose:-

1>To Provide Power Supply for AHU(Single Phase) Users.

2>Its easy to step-down the voltages.

Answer / deepak

In Delta Vl=Vph, IL=1. In distribution neutral is not
required as such the neutral conductor can be eliminated
thus material as cost saving.

Transformer calculation

1 Answers   Aramco, LMW Lakshmi Machine Works Limited,

---

hi friends how 3 phase converter functioning ?what is working principle of rotory phase converter ?

0 Answers  

---

Distribution transformer we provided 2 separate earthing pit for Body and 2 separate earthing pit for neutral,we can not connect separate body earthing pit to other earthing pit but we do metal glanding in secondary side cable termination in both side, transformer and PCC panel (LT Panel), is this safe for transformer and other equipment?

0 Answers  

---

what is the difference b/w pvc cu conductor and cu breaded wire..?

1 Answers  

---

how commomn gate triggering is given for TRIAC ? other thyristor wont be efffected?

0 Answers   BARC,

---

---

Please sent me some previous year question papers of BSNL-JTO telecom and RRB in ELectrical Engineering to varshashahi@yahoo.com

0 Answers  

---

operation of diesel generator

0 Answers  

---

What is the difference between an insulator and a dielectric?

2 Answers  

---

What is the difference between MPCB and OLR?

11 Answers   ABB, Raj Agencies,

---

how to find impedance , mutual indatnce in transmission lines

0 Answers   NTPC,

---

how to calculate the earth mat design in 132 kv substation yard ????

0 Answers   Divis Laboratories, KSEB, SWPL,

---

1) How to calculate battery backup for ups as well as solar with complete formula elaborately......

2 Answers  

---