According to applicable codes, how much refrigerant can be discharged into the atmosphere using a manually operated valve in case of emergency?

In the context of refrigerant discharge regulations, specific maximum quantities are established for safety reasons. In the event of an emergency requiring the use of a manually operated valve, the code permits a discharge of up to 182 kg (400 lb) of refrigerant into the atmosphere. This limit is designed to minimize the environmental impact and to promote safety within refrigeration and air conditioning operations.

The allowed discharge is based on considerations of system capacity, the potential environmental risks associated with refrigerants, and the need for quick and effective response during an emergency situation. It is essential for operators to be familiar with these limits to comply with environmental regulations and ensure safe practices within their operational framework. Understanding these parameters aids in the safe handling of refrigerants while also protecting the environment and adhering to legal standards.