UL 2225 2020 pdf download – Cables and Cable-Fittings For Use In Hazardous (Classified) Locations.
1 Scope 1.1 These requirements cover Type MC-HL metal-clad cable for use in hazardous (classified) locations, Class I, Division 1, Groups A, B, C, and D; Class II, Division 1, Groups E, F, and G; Zone 1, Groups IIA, IIB, and IIC; and Zone 20, 21, and 22, Groups IIIA, IIIB and IIIC in accordance with the National Electrical Code, NFPA 70. 1.2 These requirements cover Type ITC-HL instrumentation tray cable for use in hazardous (classified) locations, Class I, Division 1, Groups A, B, C, and D, and Zone 1, Groups IIA, IIB, and IIC; and Zone 20, 21, and 22, Groups IIIA, IIIB and IIIC in accordance with the National Electrical Code, NFPA 70. 1.3 These requirements cover Type TC-ER-HL tray cable for use in hazardous (classified) locations, Class I, Division 1, Groups A, B, C, and D, Zone 1, Groups IIA, IIB, and IIC in accordance with the National Electrical Code, NFPA 70. 1.4 These requirements cover explosionproof and dust-ignitionproof cable sealing fittings for use in hazardous (classified) locations, Class I, Division 1 and 2, Groups A, B, C, and D; Class II, Division 1 and 2, Groups E, F, and G in accordance with the National Electrical Code, NFPA 70. 1.5 These requirements cover explosionproof and dust-ignitionproof cable sealing fittings for Type P cable intended for use on mobile offshore oil rigs and drilling platforms, and other marine vessels, and for use on land-based gas and oil mobile drilling rigs in accordance with the National Electrical Code, NFPA 70-2020. For offshore installations, investigations of these fittings include an evaluation for conformity to the installation and use provisions of Title 46 Code of Federal Regulations Sub-part 111.105 and Subpart 111.60 of the United States Coast Guard Electrical Engineering Regulations, Subchapter J (Parts 110 to 113 inclusive) as applied by the authority having jurisdiction. 1.6 These requirements cover increased safety “e” cable fittings and flameproof “d” cable sealing fittings for use in Zone 1 Groups IIA, IIB and IIC hazardous (classified) locations,
4 Glossary 4.1 The following definitions apply in this standard. 4.2 DUST-IGNITIONPROOF CABLE SEALING FITTING – A cable sealing fitting capable of meeting the requirements for dust-ignitionproof construction and performance as given in this standard. 4.3 DUST-IGNITION-PROTECTION BY ENCLOSURE FITTING – A cable or cord fitting capable of meeting the requirements for dust-ignition-protection by enclosure construction and performance as given in this standard for use in Zone 21 or Zone 22 locations. 4.4 EXPLOSIONPROOF CABLE SEALING FITTING – A device or combination of devices intended to provide a means of entry of a cable into a hazardous location explosionproof enclosure and which also provides strain relief and provides required sealing characteristics, either by an integral means or when combined with a separate sealing fitting for use in Class I, Division 1 or Division 2 locations. 4.5 FLAMEPROOF CABLE SEALING FITTING – A cable or cord sealing fitting capable of meeting the requirements for flameproof construction and performance as given in this standard for use in Zone 1 or Zone 2 locations. 4.6 INCREASED SAFETY CABLE FITTING – A cable or cord fitting capable of meeting the requirements for increased safety construction and performance as given in this standard for use in Zone 1 or Zone 2 locations. 4.7 SEALING CHARACTERISTICS – Those characteristics necessary to minimize the migration of gases through the seal and to prevent the propagation of flame from enclosures required to be explosionproof, and/or exclude hazardous dusts or readily ignitable fibers from an enclosure required to be dust-ignitionproof.