Author Topic: What does VVVF stand for?  (Read 1412 times)

Offline mechanic

  • Engineer
  • Hero Engineer
  • *****
  • Posts: 2255
    • View Profile
    • Engineering Forum
What does VVVF stand for?
« on: May 08, 2015, 11:42:35 AM »
What does VVVF stand for?

Options are:


A.    Variant Voltage Vile Frequency
B.    Variable Velocity Variable Fun
C.    Very Very Vicious Frequency
D.    Variable Voltage Variable Frequency

Answer:

D.    Variable Voltage Variable Frequency

Information:

It is a method of controlling the speed of an AC induction motor, whereby speed, current and torque can all be accurately controlled.

 

With Quick-Reply you can write a post when viewing a topic without loading a new page. You can still use bulletin board code and smileys as you would in a normal post.

Warning: this topic has not been posted in for at least 120 days.
Unless you're sure you want to reply, please consider starting a new topic.

Name: Email:
Verification:
Type the letters shown in the picture
Listen to the letters / Request another image
Type the letters shown in the picture:
type: "Pakistan" without quotes: