What Size Wire Do I Need for a 400 Amp 3 Phase Service?
Are you planning to upgrade your electrical system to a 400 amp, 3 phase service? If so, you’ve…
Is the Black Wire with White Stripe Positive or Negative?
Have you ever found yourself unsure of which wire is positive and which is negative when working on…
What is Rotor Speed and How to Measure It?
Have you ever wondered what exactly is meant by the term “rotor speed”? If you’ve come across this…