UL SUBJECT 79A-2012 OUTLINE OF INVESTIGATION FOR POWER-OPERATED PUMPS FOR GASOLINE AND GASOLINE ETHANOL BLENDS WITH NOMINAL ETHANOL CONCENTRATIONS UP TO 85 PERCENT (E0 - E85) (Issu.pdf
《UL SUBJECT 79A-2012 OUTLINE OF INVESTIGATION FOR POWER-OPERATED PUMPS FOR GASOLINE AND GASOLINE ETHANOL BLENDS WITH NOMINAL ETHANOL CONCENTRATIONS UP TO 85 PERCENT (E0 - E85) (Issu.pdf》由会员分享,可在线阅读,更多相关《UL SUBJECT 79A-2012 OUTLINE OF INVESTIGATION FOR POWER-OPERATED PUMPS FOR GASOLINE AND GASOLINE ETHANOL BLENDS WITH NOMINAL ETHANOL CONCENTRATIONS UP TO 85 PERCENT (E0 - E85) (Issu.pdf(84页珍藏版)》请在麦多课文档分享上搜索。
1、UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM ULNovember 2, 20121UL 79AOUTLINE OF INVESTIGATIONFORPOWER-OPERATED PUMPS FOR GASOLINE AND GASOLINE/ETHANOLBLENDS WITH NOMINAL ETHANOL CONCENTRATIONS UP TO 85PERCENT (E0 E85)Issue Number: 1November
2、2, 2012Summary of TopicsThis is the first issue of the Outline of Investigation for Power-OperatedPumps for Gasoline and Gasoline/Ethanol Blends With Nominal EthanolConcentrations Up To 85 Percent (E0 E85), UL 79A.COPYRIGHT 2012 UNDERWRITERS LABORATORIES INC.UL COPYRIGHTED MATERIAL NOT AUTHORIZED FO
3、R FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM ULNOVEMBER 2, 2012UL 79A2No Text on This PageUL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM ULCONTENTSINTRODUCTION1 Scope .62 General 72.1 Components .72.2 Units of measurement .82.3
4、 Undated references .83 Glossary .8CONSTRUCTION4 Assembly 95 Materials 105.1 Metallic materials 105.2 Nonmetallic materials 135.3 Casting impregnation materials 165.4 Internal parts .165.5 Blending Options 166 Bodies, Covers, and Heads .177 Drive-Shaft Seals 178 Diaphragms .189 Springs .1810 Floats
5、.1811 Air Separators 1912 Strainers .1913 Outlet Pressure Regulation 1914 Pressure Relief .2015 Mounting and Base .2116 Guards 2117 Piping and Fittings 2118 Hose Nozzle Valve, Hose, and Coupling .2319 Conduit Seals 2320 Electrical Equipment 2421 Supply Connections .2622 Current-Carrying Parts 2823 I
6、nsulating Material 2824 Internal Wiring 3024.1 Mechanical protection .3024.2 Types of wire 3024.3 Splices and connections 3125 Separation of Circuits .3326 Capacitors .3327 Grounding .3427.1 General .3427.2 Grounding identification .3528 Motors .3628.1 Construction .3628.2 Overload protection .3628.
7、3 Brushes and brush holders 3729 Overload- or Thermal-Protective Devices 38NOVEMBER 2, 2012 UL 79A 3UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM UL30 Switches and Controls .3831 Spacings 39PROTECTION OF PERSONNEL32 General 4133 Sharp Edges .4
8、134 Enclosures and Guards 4235 Materials .4436 Surface Temperatures .4437 Locking Mechanism .4538 Control Application 4539 Secondary Circuits 4539.1 General .4539.2 Protection of wiring .46PERFORMANCE40 General 4641 Long Term Exposure Test .4741.1 General .4741.2 Samples 4841.3 Method .4841.4 Result
9、s .4942 High Pressure Leakage Test .4943 Endurance Test Pumps 5144 Hydrostatic Strength Test 5145 Retention Test for Screws and Bolts 5246 Deformation Test .5247 Leakage of Wire Seal Test .5348 Endurance Test for Air Separators 5449 Blocked Outlet Test .5450 Pressure Relief Test 5451 Float Buoyancy
10、Test 5452 Dimensional Stability of Floats Test .5553 Weight Change of Floats Test 5554 Float Crushing Test .5655 10-Day Moist Ammonia-Air Stress Cracking Test .5756 Tests on Sealing Compounds 5757 Metallic Coating Thickness Test 5858 Starting Current Test 6059 Input Test 6060 Temperature Test .6060.
11、1 General .6060.2 Maximum normal load 6461 Dielectric Voltage-Withstand Test .6462 Grounding Continuity Test .6563 Rain Test 6664 Submersion Test .6965 Conductor Secureness Test 6966 Insulation Resistance Test .6967 Leakage Current Test .7268 Pneumatic Parts Pressure Distortion Test 74NOVEMBER 2, 20
12、12UL 79A4UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM UL69 Pneumatic Parts Endurance 7570 Pneumatic Parts Impact Test .7571 Blending Cycling Test .75MANUFACTURING AND PRODUCTION TESTS72 General 76INSTRUCTIONS73 General 78RATING74 Details .78M
13、ARKING75 General 7976 Cautionary Markings 8177 Permanence of Marking .82SUPPLEMENT SA - Test FluidsSA.1 Details .SA1NOVEMBER 2, 2012 UL 79A 5UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM ULINTRODUCTION1 Scope1.1 These requirements cover produc
14、ts described in 1.2 when used with one or more of the fuelsdescribed in 1.3.1.2 These requirements cover electrically-, hydraulically-, or pneumatically-driven power-operated pumpsfor use with petroleum products in the following applications:a) Self-contained dispensing devices and submerged pumps u
15、sed in storage tanks that providethe fuel to remote control dispensing devices. They are intended for operation at dischargepressures of 50 pounds per square inch (psig) (345 kPa), or the marked maximum dischargepressure rating, when less, with the ambient and liquid temperature within the range of
16、minus29C (minus 20F) 52C (125F).b) Dispensing systems to transfer the fuel from a tank or container to a vehicle or anothercontainer. They are intended for operation at the marked maximum discharge pressure, or less,with the ambient and liquid temperature within the range of minus 29C (minus 20F) 52
17、C(125F).c) Vapor recovery applications for dispensing devices. They are intended to operate under avacuum at the inlet and a maximum discharge pressure of 50 psig (345 kPa), or markeddischarge pressure, whichever is less.1.3 Pumps covered by these requirements are intended for use with one or more o
18、f the following:a) Gasoline formulated in accordance with the Standard Specification for Automotive Spark-Ignition Fuel, ASTM D4814;b) Gasoline/ethanol blends with nominal ethanol concentrations up to 25 percent ethanol (E25),consisting of gasoline formulated in accordance with the Standard Specific
19、ation for AutomotiveSpark-Ignition Fuel, ASTM D4814, when blended with denatured fuel ethanol formulated to beconsistent with the Standard Specification for Denatured Fuel Ethanol for Blending WithGasolines for Use as Automotive Spark-Ignition Engine Fuel, ASTM D4806; orc) Gasoline/ethanol blends wi
20、th nominal ethanol concentrations above 25 percent formulated inaccordance with the Standard Specifications in item (b), or formulated in accordance with theStandard Specification for Ethanol Fuel Blends for Flexible-Fuel Automotive Spark-IgnitionEngines, ASTM D5798, as applicable.1.4 Requirements f
21、or the installation and use of these products are included in the Flammable andCombustible Liquids Code, ANSI/NFPA 30; the Motor Fuel Dispensing Facilities and Repair GaragesCode, ANSI/NFPA 30A; and the National Electrical Code, ANSI/NFPA 70.1.5 These requirements do not cover:a) Oil burner pumps, w
22、hich are evaluated under the Standard for Pumps for Oil-BurningAppliances, UL 343.b) Pumps for engine-powered automotive equipment.NOVEMBER 2, 2012UL 79A6UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM ULc) Pumps for marine use which are evaluat
23、ed under the Standard for Mechanically andElectrically Operated Fuel Pumps for Marine Use, UL 1130.d) Pumps for use in chemical, petrochemical, or petroleum processing plants; utility powerplants; petroleum production facilities; pipeline pump stations; pipeline or marine terminals; orbulk plant dis
24、tribution and related facilities.e) Pumps used in mobile applications, such as on tank trucks, portable tanks, or portablecontainers mounted on vehicles.f) Pumps rated more than 600 volts.g) Pump assemblies also provided with a flammable liquid meter or electrically-operatedshutoff valve, which are
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