(NI)
For (NI), market / system is US; stated equivalent is Division 2; meaning is Non-Incendive; applies to is Class I; governing standard / law is ISA 12.12.01/FM 3611, verified against its source on 2026-08-11.
- Designation
- (NI) verified
- Market / system
- US verified
- Stated equivalent
- Division 2 verified
- Meaning
- Non-Incendive verified
- Applies to
- Class I verified
- Governing standard / law
- ISA 12.12.01/FM 3611 verified
What the source says
Non-Incendive (NI) US Class I Division 2 ISA 12.12.01/FM 3611
— euroswitch.com, retrieved 2026-08-11
Sources disagree
More than one authority states this, and they do not state the same thing. Both are reproduced with the source each came from — deciding between them is yours, not ours.
Meaning
euroswitch.com says meaning is Non-Incendive, as of 2026-08-11.
Non-Incendive (NI) US Class I Division 2 ISA 12.12.01/FM 3611
https://www.euroswitch.com/wp-content/uploads/euroswitch-hazardous-area-guide_V6.pdf
euroswitch.com says meaning is Dust Protected, as of 2026-08-11.
Dust Protected (NI) US Class II Division 2 ISA 12.12.01 / FM 3611
https://www.euroswitch.com/wp-content/uploads/euroswitch-hazardous-area-guide_V6.pdf
Applies to
euroswitch.com says applies to is Class I, as of 2026-08-11.
Non-Incendive (NI) US Class I Division 2 ISA 12.12.01/FM 3611
https://www.euroswitch.com/wp-content/uploads/euroswitch-hazardous-area-guide_V6.pdf
euroswitch.com says applies to is Class II, as of 2026-08-11.
Dust Protected (NI) US Class II Division 2 ISA 12.12.01 / FM 3611
https://www.euroswitch.com/wp-content/uploads/euroswitch-hazardous-area-guide_V6.pdf
Governing standard / law
euroswitch.com says governing standard / law is ISA 12.12.01/FM 3611, as of 2026-08-11.
Non-Incendive (NI) US Class I Division 2 ISA 12.12.01/FM 3611
https://www.euroswitch.com/wp-content/uploads/euroswitch-hazardous-area-guide_V6.pdf
euroswitch.com says governing standard / law is ISA 12.12.01 / FM 3611, as of 2026-08-11.
Dust Protected (NI) US Class II Division 2 ISA 12.12.01 / FM 3611
https://www.euroswitch.com/wp-content/uploads/euroswitch-hazardous-area-guide_V6.pdf
Source
- euroswitch.comhttps://www.euroswitch.com/wp-content/uploads/euroswitch-hazardous-area-guide_V6.pdf