Your automation, our passion.
The 3000 series is a Type Y/Type Z purge and pressurization system for installation in explosion-hazardous areas. It consists of a control unit and a corresponding vent.
Basic Explosion Protection Compendium - Type of Protection "Purge and Pressurization"
Installation and Operation Manual: Model 3003 Type Y, Z & Ex [nP] Rapid Exchange Purge System
Series 3000 / Model 3003
Canada, USA FM
UL Hazardous Location
The model 3003 is a Rapid Exchange®- purging system that operates on a supply of compressed instrument air or inert gas.
The system regulates and monitors pressure within sealed protected enclosure(s), in order to remove and prevent flammable gas or vapor accumulations.
The system accomplishes the required volume exchanges and maintains a safe pressure. A Pepperl+Fuchs Model EPV-3 enclosure protection vent is required for proper operation.
This process reduces the hazardous (classified) area rating within protected enclosure(s), in accordance with the NEC - NFPA 70, NFPA 496, ISA 12.4.