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1506.3.3.2 Flame Detection System
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Automated powder coating application equipment shall be protected by an approved, supervised flame detection device capable of detecting the presence of flame within 1/2 second, that shall, upon activation, automatically initiate the following actions:
- Shut down electrical power and compressed air supply to the powder coating operation, including the conveyor, ventilation, application, transfer and powder collection systems.
- Close segregation dampers in associated ductwork to interrupt airflows from application equipment to powder collectors.
- Activate a local alarm audible within the powder coating room or booth and surrounding area.