New York Low Pressure Boiler COF Practice

Where does a low pressure safety and relief valve discharge to?

1. To the atmosphere

2. The drain

3. To a collection tank

4. Back into the system

The correct answer is: The drain

The correct answer is that a low-pressure safety and relief valve typically discharges to the atmosphere. This is crucial for maintaining safety in a boiler system. The safety valve's primary function is to release excess pressure to prevent overpressure situations that could lead to potential hazards such as explosions or equipment damage. Discharging to the atmosphere allows for the safe release of steam or gas, which can rapidly expand, thus ensuring that the pressure inside the boiler does not exceed its safe operating limits. Options like discharging to a drain, a collection tank, or back into the system would not effectively manage the potential hazards associated with overpressure situations in the same manner. Understanding the function of safety and relief valves highlights the importance of proper placement and operation in maintaining safety and compliance within boiler systems.