Answer / pratap

Rmu is nothing but ---Ring Main Unit

Answer / vishnu g pillai

A ring main can be defined as an electrical supply serving a series of consumers that returns to the original source, so that each consumer has an alternative path in the event of a failure. It's also an arrangement of pipes forming a closed loop into which water, steam or sewage may be fed and whose points of draw-off are supplied by flow from two directions.

Answer / satish

Ring main unit is to be used in CSS(11kva or 33kva) or PSS. it consists of three circuit breakers either it is vcb or depends upon design.it has a three ways one is for incoming remain two for outgoing.in this the connection of incoming and outgoing based upon the CT ratio.for selecting of CT'S is depends upon knee point voltage.

Answer / wana

Ring Main Unit is a SF6 insulated compact switchgear.Rated voltage 12/24 KV to 33 KV ( SafeRing/SafePlus). Can supplied with an integral remote control and monitoring unit.

Why we can't start a tube light without a starter(choke) and an inductor?

1 Answers  

---

what questions will be asked for 11/33KV licence interview APSEB hyderabad. Can any one share question and answers.

0 Answers  

---

What will happened if the neutral of the (star connected secondry) Xformer disconnected? (if its Above KVA rated one)

0 Answers   Equate,

---

what happen if steam turbine trip,g.c.b not open and excitation off and on condition?

1 Answers  

---

why the transformer ratings in kva

8 Answers   NTPC,

---

Instrument connected to a single phase supply

0 Answers   Alstom,

---

For testing 33kv cable hipot testing. How much kv we have to Apply .Give in details.

24 Answers  

---

what are the different types and applications of compressors?

1 Answers  

---

Dear All, I am new in construction company , my boss ask a question at time of interview , If we have 60MW generation and Single Power Transformer step-up we have. if CMR 50/60MVA , ONAN, ONAF respectively , is it sufficient or not ? for that much power to transfer,

0 Answers  

---

What is the difference between MCCB & ACB Where it can be used

5 Answers  

---

hello every one, what is the difference between the Kvar and farads, Rating on Power capacitor is for eg: x kvar, and normal capacitor is eg: x farads. what is the relation between these two?

3 Answers  

---

what is earthing/

3 Answers   B.Tech, CPCL, Mobiserv,

---