Interested to Buy Any Domain ? << Click Here >> for more details...
What does VVVF stands for in VVVF drive ?
How does it differ from VVF drive?
- 8 Answers
- 45731 Views
- HAL, I also Faced
- E-Mail Answers
Answer Posted / fadi el hage moussa
vvvf drive means variable voltage variable frq drives.
| Is This Answer Correct ? | 11 Yes | 1 No |
Post New Answer View All Answers
IF TVM OF TRANSFORMER SHOWS POWER FACTOR ON 33 KV SIDE AS 0.97 LAGGING AND ON 132 KV SIDE IS 0.75 LEADING.IS THIS CORRECT.WHERE IS PROBLEM.
What is the working mechanism of OLTC in Power Transformers????
There are a trformer and an induction machine. Those two have the same supply. For which device the load current will be maximum? And why?
What is step signal?
What does Bode plot tell you?
How to use computer cpu ups use for home inverter circuit board
in Telecom DC system-why positive +ve is made earthed.and - ve is fed to load.
What is stacking factor? What is its approximate value?
what is the affect of earth's magnetic field on the frequency used in aircraft???
what is difference between window type and wound type transformers?where we will use window type and wound type transformers?
how can service sitting be setted for MCCB?Example for sittings IR (CURRENT RATING),IS(CURRENT STARTING)IO (current operating
For a three phase induction motor, what will be the effect on motor if the neutral of the system is shifted to say 20 deg.?
1.What is captive power plant? 2.What is national grid?Give brief idea.
What is the maximum percentage voltage drop (vd%)for a motor control center
how the B-H loop obtain under the static condition
