Which statement about UPS functionality is true?

The true statement regarding UPS functionality is that when the UPS output is overloaded, the internal bypass can indeed supply power to the load in less than 10 milliseconds. This feature is critical because it allows for a seamless transfer of power in the event of an overload condition, maintaining power to connected devices with minimal interruption. The internal bypass is a protective mechanism that ensures continuity of service, which is vital in applications where maintaining power is essential.

In a UPS system, the internal bypass provides a means to deliver power directly to the load from the utility source when the UPS is unable to supply sufficient power due to an overload condition. This means that the UPS continues to protect critical loads without significant delay, which is crucial for sensitive electronic equipment that cannot tolerate even short outages.

Considering the other statements, a UPS may have varying configurations and capabilities, and the exact timing of a bypass switch activation can depend on the specific model and settings. However, the functionality associated with the internal bypass activating quickly (within 10 milliseconds) during overload conditions is a standard feature in many systems designed to prioritize the delivery of power to critical loads rapidly.