Which position indicates that the train's brake is fully released?

The position that indicates the train's brake is fully released is typically referred to as "Release." In this context, when the brake system is in the "Release" position, it means that there is no longer any force applied to the braking mechanisms, allowing the train to move freely. This setting is crucial for operations when the train is ready to depart or when it needs to be moved without restriction.

The terminology used in train operations is standardized to ensure consistent communication and understanding among train operators and other personnel. "Release" is a clear and unambiguous term that directly signifies the status of the braking system. When a brake is in the "Release" position, the operator can confidently proceed with operations knowing that the brakes are not engaged.

On the other hand, terms like "Engage," "Neutral," or "Control" could imply different states of the braking system or operational controls, but they do not specifically indicate that the brakes are fully released. Understanding the significance of "Release" helps train operators ensure safety and efficiency in train movements.