In a Delta connection (3-phase power), what is true about the neutral?

In a Delta connection, there is no neutral point established within the configuration. A Delta connection consists of three phases connected in a loop, with each phase terminal connected to the next in series, forming a closed triangle. As a result, there is no dedicated neutral wire or point available within this setup, which is a distinguishing feature of Delta systems compared to Wye (Y) configurations that do have a neutral.

In practical applications, the absence of a neutral in a Delta connection means that load balancing and return paths are handled differently, often relying on the system's phasing rather than a neutral conductor. This configuration is particularly effective for three-phase loads and in scenarios where three-phase power is utilized, but it precludes the direct grounding of a neutral, which is prevalent in Wye systems where the neutral can be utilized for safety and stability.

The other options involve concepts that do not apply in the context of a Delta connection. For example, a common neutral is typical in Wye configurations, where a neutral point is present and can be grounded, while the connection of the neutral to the generator represents practices found in specific systems but does not apply to Delta configurations.