difine electrical ballast in HPSVL

0 Answers  

---

why all transformer colour is same?

3 Answers   OPTCL,

---

what are the main Parts of VCB

1 Answers  

---

How to measure size of cable on a given load

0 Answers   Green India Engineering Solutions,

---

Purpose of providing neutral isolation panel for parallel operation of diesel generator

0 Answers  

---

---

What is the Polarisation index value ? (pi value)and simple definition of polarisation index ?

15 Answers   Essar,

---

What shall be the secondary output voltage if the primary winding of a 220/6V, 50 Hz transformer is energized by an 110V, 60 Hz supply?

0 Answers   HPCL,

---

what is mean by VCB colour code..???

1 Answers   Student,

---

how an electron flow in a wire. can it flow like a car running on the road?

2 Answers  

---

Can VFD step up to 60 Hz if it is designed to receive 50 Hz input?

3 Answers  

---

I have 1 KW, 3ph. 440v, 50 hz, cos(phi) .75, efficiency 75%(star delta connection)Motor. How to calculate line current & Phase current (1) Star connection (2) delta Connection

2 Answers  

---

WHAT SHOULD BE THE RATING OF MCCB FOR 415V,3Ph,50KVAR CAPACITOR BANK

1 Answers  

---