UL 121203-1970 PDF

Scope: Full Description Please note: All interim revisions for this edition available at time of your purchase will be included. Portable Electronic Products Suitable for Use in Class I and II, Division 2, Class I, Zone 2 and Class III, Division 1 and 2 Hazardous (Classified) Locations UL 121203 Scope This standard is to provide guidance for the use of selected general-purpose portable electronic products in certain hazardous (classified) locations and is primarily intended for use by an owner/operator of the Hazardous Classified Location. This standard does not apply to products that are powered by premises wiring or connected to a communication line during use in the hazardous (classified) location.

UL 121203-1970 history

2019 UL 121203 BULLETIN-2019 UL Standard for Safety Portable/Personal Electronic Products Suitable for Use in Class I@ Division 2@ Class I@ Zone 2@ Class II@ Division 2@ Class III@ Division 1@ Class III@ Division 2@ Zone 21 and Zone 22 Hazardous (Classified) Locations (COMMENTS DUE:
2018 UL 121203 BULLETIN-2018 UL Standard for Safety Portable Electronic Products Suitable for Use in Class I and II@ Division 2@ Class I@ Zone 2 and Class III@ Division 1 and 2 Hazardous (Classified) Locations (COMMENTS DUE: MAY 14@ 2018)
2015 UL 121203 BULLETIN-2015 UL Standard for Safety Portable Electronic Products Suitable for Use in Class I and II@ Division 2@ Class I@ Zone 2 and Class III@ Division 1 and 2 Hazardous (Classified) Locations (COMMENTS DUE: OCTOBER 19@ 2015)
2011 UL 121203-2011 UL Standard for Safety Portable Electronic Products Suitable for Use in Class I and II@ Division 2@ Class I@ Zone 2 and Class III@ Division 1 and 2 Hazardous (Classified) Locations (First Edition; Reprint with Revisions Through and Including December 14@
1970 UL 121203-1970 Standard for Portable Electronic Products Suitable for Use in Class I and II, Division 2, Class I, Zone 2 and Class III, Division 2 and 2 Hazardous (Classified) Locations