NEC and CEC Division 1
What is the stated equivalent for NEC and CEC Division 1?
For NEC and CEC Division 1, stated equivalent is Zone 0 / Zone 20, verified against its source on 2026-08-11.
Type of Area NEC and CEC* ATEX and IEC Definitions General CA Class II Division 1 & 2 US Class III Division 1 & 2 FM 3600 Con nuos A place in which an explosive atmosphere is Requirements Division 1 Zone 0 / Zone 20
— euroswitch.com, retrieved 2026-08-11
- Designation
- Division 1 verified
- Market / system
- NEC and CEC verified
- Stated equivalent
- Zone 0 / Zone 20 verified
The same source also states
NEC and CEC* ATEX and IEC Definitions General CA Class II Division 1 & 2 US Class III Division 1 & 2 FM 3600 Con nuos A place in which an explosive atmosphere is Requirements Division 1 Zone 0 / Zone 20 CA Class III Division 1 & 2 hazard con nually present Ex US Zone 20, 21, 22 ISA 60079-0 Dust Igni on Proof (DIP) US Class II Division 1 UL 1203 Intermittent A place in which an explosive atmosphere is Division 1 CSA C22.2 No. 25 Division 1 Zone 1 / Zone 21
— euroswitch.com, retrieved 2026-08-11
Source
- euroswitch.comhttps://www.euroswitch.com/wp-content/uploads/euroswitch-hazardous-area-guide_V6.pdf