← Equipment
Explosion Protection · Compliance Report
Explosion Isolation Valve
Explosion Isolation Valve used in energetics production and support facilities.
Most Restrictive Requirement
NFPA 654
Prevention of Fire and Dust Explosions
Required Certifications
- FM Approval
- EN 14797 / ATEX
- NFPA 68 Calc Package
Typically Missing at Submittal
- FM Approval
- UL 508A
Known Issues
- Blast loading not evaluated per UFC 3-340-02
- No RMF cybersecurity package for embedded controller
Required Standards (6)
- NFPANFPA 654Prevention of Fire and Dust Explosions
- NFPANFPA 496Purged and Pressurized Enclosures
- NECNEC Art. 506Zone 20, 21, 22 Locations
- IECIEC 60079-0Explosive Atmospheres - General Requirements
- IECIEC 60079-14Electrical Installations Design in Ex Areas
- ATEX1999/92/ECATEX Workplace Directive
Approval Authorities
- Electrical Safety AuthorityElectrical AHJ
- Contracting OfficerProcurement Authority