UL RP 121203-2021 pdf download

UL RP 121203-2021 pdf download.Recommended Practice for 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.
1 Scope 1.1 This recommended practice provides guidance to the owner/operator of hazardous (classified) locations for the use of portable/personal electronic products in Class I, Division 2; Class I, Zone 2; Class II, Division 2; Class III, Division 1; Class III, Division 2; Zone 21, Group IIIA only; or Zone 22, Groups IIIA and IIIB only hazardous (classified) locations. 1.2 This recommended practice is not suitable for product certification. 1.3 Further, this recommended practice is not suitable for the evaluation of the following: a) Products that are powered by premises wiring or connected to a communication line during use in the hazardous (classified) location. b) Products powered by power sources other than battery or photovoltaic cell. c) Products intended to be used for Zone 1, Zone 0, Zone 22 Group IIIC, Zone 21 Group IIIB or Group IIIC, Zone 20, Class I Division 1, Class II Division 1. d) Products intended for mining applications. 1.4 Also, this recommended practice is not suitable for the evaluation of types of portable/personal electronic products that are available as certified products for the hazardous (classified) locations by an OSHA Nationally Recognized Testing Laboratories (NRTL). Examples of available NRTL certified products include but are not limited to radios, pagers, flashlights, cell phones, tablets, cameras, smart watches, and test instruments. Differences in manufacturer/brand or software feature do not constitute a lack of availability. NOTE 1: The following are the typical Division system standards for these products: • UL 121201, Nonincendive Electrical Equipment for Use in Class I and II, Division 2 and Class III, Divisions 1 and 2 Hazardous (Classified) Locations. • UL 783, Electric Flashlights and Lanterns for Use in Hazardous (Classified) Locations. NOTE 2: The Zone system standards for these products are UL 60079 series, Explosive Atmospheres for EPC Gc and Dc applications.
3.2 Where reference is made to any Standards, such reference shall be considered to refer to the latest editions and revisions thereto available at the time of printing unless otherwise specified. FM 60079-29-2, Explosive Atmospheres – Part 29-2: Gas Detectors – Selection, Installation, Use and Maintenance ofDetectors forFlammable Gases and Oxygen ITU-R BS.561.2, Definitions ofRadiation in LF, MF and HF broadcasting Bands NFPA 51B, Standard forFire Prevention During Welding, Cutting, and OtherHot Work NFPA 70, National Electrical Code® OSHA Regulation, General Requirements, SubPart S, Electrical 29CFR1910 UL 783, Electric Flashlights and Lanterns forUse in Hazardous (Classified) Locations UL 121201, Nonincendive Electrical Equipment forUse in Class I and II, Division 2 and Class III, Divisions 1 and 2 Hazardous (Classified) Locations UL 60079 Series, Explosive Atmospheres UL 60079-29-2, Explosive Atmospheres – Part 29-2: Gas Detectors – Selection, Installation, Use and Maintenance ofDetectors forFlammable Gases and Oxygen 4 Glossary 4.1 For the purpose of this recommended practice, the following definitions apply. 4.2 APPROVED – Acceptable to the authority having jurisdiction. 4.3 AUTHORITY HAVING JURISDICTION (AHJ) – The organization, office or individual that has the responsibility and authority for approving equipment, installations, or procedures. 4.4 BATTERY – An assembly consisting of one or more cells. When multiple cells are connected to each other, they to increase the voltage or capacity.
4.11 GAS FREE WORK PERMIT (GFWP) – A permit, resulting from approval by an authorized person under the application of a defined documented management work process, stating that work involving potential ignition sources may be performed in a hazardous (classified) location by ensuring that the atmosphere is free of ignitable concentrations of flammable gases or vapors. Note 1 to entry: Refer to NFPA 51B which provides provisions to prevent loss of life and property from fire or explosion as a result of any work involving burning, welding, or similar operations that is capable of initiating fires or explosions. Note 2 to entry: Gas free work permit may sometimes be referred to as a “Hot Work Permit.” 4.12 LABELED – Equipment or materials to which has been attached a label, symbol, or other identifying mark of an organization that is acceptable to the authority having jurisdiction and concerned with product evaluation, that maintains periodic inspection of production of labeled equipment or materials, and by whose labeling the manufacturer indicates compliance with appropriate standards or performance in a specified manner. 4.13 LISTED – Equipment, materials, or services included in a list published by an organization that is acceptable to the authority having jurisdiction and concerned with evaluation of products or services, that maintains periodic inspection of production of listed equipment or materials or periodic evaluation of services, and whose listing states that either the equipment, material, or services meets identified standards or has been tested and found suitable for a specified purpose. FPN: The means for identifying listed equipment may vary for each organization concerned with product evaluation, some of which do not recognize equipment as listed unless it is also labeled. Use of the system employed by the listing organization allows the authority having jurisdiction to identify a listed product.UL RP 121203-2021 pdf download.