What is an isolation transformer, and why would you use one in a control panel?

• A. A transformer used to step voltage up for long-distance transmission.
• B. A transformer that lowers voltage by half while providing isolation.
• C. An isolation transformer with a 1:1 ratio that isolates the load from the supply for safety and noise reduction.
• D. A transformer used to convert DC power to control circuits.

Answer: (C)