What are the safeties in elevators?what is the use of governor in elevator?

3 Answers   JLL,

---

why in three phase 440 circuit in all phase current is almost equal L1-35 A,L2-34 A ,L3-31 A but in nutral when i check with clamp meter it shows 25 A?

4 Answers   OPS,

---

how bucchos relay works in a transformer

8 Answers   Indeco,

---

power 148kw i need exat cable size in 148 kw in 3phase what size of cable can i used.

3 Answers  

---

why u want to work in sail/ntpc as u r already in an it company where life is good, good environment no much tensions etc?

6 Answers   Sail,

---

---

On a transformer name plate %IZ(%Impedence) is mentioned. What is the meaning of %IZ and how it is calculated?

3 Answers   Ambe Consultancy, Siemens,

---

Why dc voltage used to excite alternator field in stead of ac?

4 Answers  

---

how many testing is necessary for 27 MVA transformer?

1 Answers  

---

Why more than 2.5 MVA distribution transformers (secondary is 440V)are not used in india.

1 Answers  

---

how to failure indution motor insulation & how to improve heat in motor insulation

0 Answers   BHL, EPIL, IFFCO, Micromax,

---

What is Scheme Test of High Voltage Switchgear. Which tests it includes.

0 Answers   Siemens,

---

How do we calculate Blower drive Power (kw) If we have Volume m3 and Pressre (mmWC)

1 Answers  

---