Answer Posted / nitesh

The following documents are required
1) Fumigation certificate
2) No. of invoice & P.O.
3) Export Licence
4) Point of origine & point of destination
5) Shield of company name,contact person
name,address,inside material list on woden box.

when ID fan will immediately stop through VFD what exactly cause and problem the ID fan

983

---

What are the different types of LT Cables?

617

---

WHY THE RATINGS OF THE TRANSFORMER IS 33KV WHY NOT OTHER???

1918

---

What is the actual meaning of thermal power efficiency ?

1583

---

is all the servo motors having brake?please specify which servo motors having brake for stop on position and which are not.

1313

---

---

What is the formula to calculate the rating of a three phase miniature circuit breaker

1658

---

why swityard is necessrry requirement in any bis power distributin systems?

1881

---

what is the condition for YnD11

2074

---

If UG power cable both ends are to be earthed or what? If not why?

1493

---

Damping resistor provided in open delta (tartiary) winding of a measuring PT at the incoming of a MV inverter drive panel is getting heated up. Can any body explain the reasons and suggest the remedy?

2529

---

What is the best thing to protect the motor from running over full current. CT or O/L or pressure transducer at the given pressure rating

1020

---

can we use ZNyn11 transformer instead of Dyn11 transformer in distribution for effectively eliminating harmonics from the industrial loads.

4450

---

If we have to feed a housing complex having load 8MVA, than what would be the better option, either we first step down 33kv supply into 11kv & than 430v or we proposed no of 33/.44 kv transformer, also which option is economical?

1684

---

Actually I have a doubt on neutral and earth.we use Ac power without taking neutral by connecting to earth,but at that time does it affects on efficiency of any electrical components or no? If yes how?

949

---

What are the applications of autotransformers?

635

---