why using in cable mm square which is mm & which is square why using mm & square.

1 Answers   Airtel,

---

number of I/O devices in siemense plc

0 Answers   EB,

---

why there is a humming noise in transformer

8 Answers   Bhel,

---

What is burden of ct,explain very simple

2 Answers   KSEB,

---

What is reactance? what is the function in Auto transformer and why high leakage reactance?

1 Answers  

---

If the damper winding on the rotor of a synchronous motor is removed after starting what will happen?

7 Answers   IOCL,

---

Dear sir, How to calculate 3.5 core pvc aluminium armoured cable meter wise carrying amps rating.Please give the solution with a good example.

0 Answers   Modi Builders,

---

whata is battery charger ?how many cells connected for 110v?

1 Answers   Essar,

---

why maintain the Dg PF is 0.8? Explain?

4 Answers  

---

Where do we adjust the setting of thermal over load relay & how cal calulate.

1 Answers   Hilton,

---

We have 750KVA DG set, we want to introduce REF relay with 1250/1A,CL PS,Current transformers.The lead distance of 2.5mm copper flexible cable from CT to relay is around 5mtrs.We would like to know the knee point votage(VK) & IM calculion for CT's

0 Answers  

---

WHAT SHOULD BE THE RATING OF generator required to run a pump motor of 45 Kw.

1 Answers   Jauss Polymers,

---