why holding contact is not using in VCB and ACB breakers?

1 Answers   Cethar,

---

What conditions are required for transformer to operate at low frequencies ?

0 Answers  

---

what is the main function of contactor?????

9 Answers  

---

What is the difference between earth and neutral

4 Answers   ABB, Tamboli Engineers,

---

What do you mean by cold shinkable cable joint.How it is done.

0 Answers  

---

---

What are the test performed on A faulty transformer ?

2 Answers   Bhel,

---

what will happen if field winding of Synchronous generators given ac supply

4 Answers  

---

How to design the no. of ceiling fans required in 5mtr X 10 mtr X 3 Mtr hight room?

0 Answers  

---

what happen "when Dyn11 is parallel operation with Dyn1"?

9 Answers  

---

How many no of flip-flops are required to get 16 bit counter

10 Answers   HAL,

---

why we use four type of phase angle difference between pimary & secondry winding of a transformer & where we use them?

0 Answers   Grasim,

---

What happen if in three phase 440 v , when you check voltage by testor it glows except one phase and in the same time when you check by multimeter it shows 440 v in any two phase.what will be the reason...

1 Answers   Greatship,

---