why ac supply neutral should earth not in dc (-)

2 Answers  

---

why only exciting current is shown not primary current in transformer???

0 Answers  

---

how to select DG set for certain load?

7 Answers   ACC,

---

what is data block in plc ? How the values of data block are written and read by hmi ? what is the difference between function and function block ?

0 Answers  

---

what is the difference b/w absolute encoder and incremental encoder?

0 Answers  

---

why the efficiency of generator is more than the motor in case of swinburne's test????

1 Answers  

---

Is there any problem if i connect APFC panel in generator circuit

2 Answers  

---

25 kva load,

1 Answers   Voltas,

---

How to determine the short circuit current for breakers and VCB.

1 Answers   Sabic,

---

Can anyone explain me the operating principle of the megger tester?( I just know that its diflection relates with the ratio of currents of control & diflecting coil. I need more information as breif as possible)

1 Answers   TCS,

---

Why IR value of the (HT cable Plus synchronous motor) is less while individually having IR values in GΩ?

0 Answers  

---

How many losses in generators? how we can reduce them? and also in motors,transformers?

1 Answers  

---