Electrical System: Understanding Potential Difference in a 480 Volts, 3 Phase, 3 Wire, Grounded Delta System

What is the potential difference between any two of the three line conductors in a 480 volts, 3 phase, 3 wire, grounded delta electrical system?

A. 240 volts

B. 480 volts

C. 720 volts

Answer:

The potential difference between any two of the three line conductors in a 480 volts, 3 phase, 3 wire, grounded delta electrical system is 480 volts.

Understanding electrical systems can be complex, but knowing the basics can help you grasp how they work. In a 480 volts, 3 phase, 3 wire, grounded delta electrical system, the potential difference between any two of the three line conductors is equal to the system voltage, which is 480 volts.

It's important to note that in a 3-phase delta system, we measure line-to-line voltage. This means that the potential difference, also known as voltage, between any two of the three line conductors is exactly the system voltage. Therefore, in this specific system, the potential between any two of the three line conductors is 480 volts.

By understanding these fundamentals, you can have a clearer picture of how electrical systems operate and the importance of maintaining proper voltage levels for the system to function effectively.