1、 Tentative Interim Amendment NFPA30A Code for Motor Fuel Dispensing Facilities and Repair Garages 2015 Edition Reference: Table 12.6.2 TIA 15-1 (SC 14-3-5/TIA Log #1126) Note: Text of the TIA issued and incorporated into the text of Table 12.6.2, therefore no separate publication is necessary. 1. In
2、 Table 12.6.2, amend the electrical area classification provisions for liquefied natural gas (LNG) as follows: Table 12.6.2 Electrical Equipment Classified Areas for Dispensing Devices Extent of Classified Area Dispensing Device Class I, Division 1 Class I, Division 2 Compressed natural gas (CNG) En
3、tire space within the dispenser enclosure 1.5 m (5 ft) in all directions from dispenser enclosure Liquefied natural gas (LNG) Entire space within the dispenser enclosure 3 m (10 ft) in all directions from the dispenser enclosure Liquefied petroleum gas (LP-Gas) Entire space within the dispenser encl
4、osure; 46 cm (18 in.) from the exterior surface of the dispenser enclosure to an elevation of 1.22 m (4 ft) above the base of the dispenser; the entire pit or open space beneath the dispenser and within 6 m (20 ft) horizontally from any edge of the dispenser when the pit or trench is not mechanicall
5、y ventilated Up to 46 cm (18 in.) above ground and within 6 m (20 ft) horizontally from any edge of the dispenser enclosure, including pits or trenches within this area when provided with adequate mechanical ventilation Issue Date: March 14, 2014 Effective Date: March 29, 2014 (Note: For further information on NFPA Codes and Standards, please see www.nfpa.org/codelist) Copyright 2014 All Rights Reserved NATIONAL FIRE PROTECTION ASSOCIATION
