If 3-Ph motor of same rating connected in Delta & Star for same load one by one then which connection take more current in running (not in starting)for full load.(eg 8.5 KW,3-Ph 400 V)

1 Answers   GE,

---

why the excitation is necessary to produce the reactive power

2 Answers  

---

what is the chemical name and formula of refrigarent R-134a.

0 Answers   Blue Star,

---

The company is wiling to buy you 5 pcs of equipments in your electrical tool kit. Plz tell what are the 5 things you want?

3 Answers  

---

control wiring purpose,standards, ferrule code standard, interlock, schematic, symbol

1 Answers  

---

can any one tell me the formula for calculating the power and unit consumpetion

9 Answers   Avalon,

---

why we r used DC megger insted of AC megger?

1 Answers   Adani,

---

why the pressure coil is not present in the three phase wattmeter?

1 Answers  

---

How to test Power Transfomer vector group?

1 Answers   Bhel,

---

How we can calculate the capacity the Air Condition capacity? like 1 or 1.5 ton's, What is the means of volume of Ton's in capacity of Air Compressor? Why in ton's,? not any other Volume?

2 Answers  

---

What is difference between earth leakage relay and restricted earth fault relay ?

22 Answers  

---

Why have the transformer one earthing to their neutral? Why have the transformer many earthing to their body?

1 Answers  

---