UL 499-2008 pdf download.Electric Heating Appliances. 3 Units of Measurement 3.1 Values stated without parentheses are the requirement. Values in parentheses are explanatory or approximate information. 3.2 Unless indicated otherwise all voltage and current values
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Here you can download some UL standards I collected.You must remember you can use them only for your personal learning ,but for business.
UL 496-2008 pdf download
UL 496-2008 pdf download.Lampholders. 1 .3 These requirements also cover holders for automatic starters used with fluorescent lamps. 1 .4 These requirements also cover GU24 and GU24-1 holders for fluorescent self-ballasted lamps and fluorescent lamp
Read moreUL 448-2007 pdf download
UL 448-2007 pdf download.Centrifugal Stationary Pumps for Fire-Protection Service. 5 Glossary 5.1 For the purposes of this standard, the following definitions apply. 5.2 CORROSION-RESISTANT MATERIAL – A material having resistance to corrosion equivalent to or
Read moreUL 444-2008 pdf download
UL 444-2008 pdf download.Communications Cables. 3 Definitions 3.1 The following definitions apply in this standard: 3.2 BONDED METAL SHIELD – A covering over the cable core assembly consisting of a metal tape whose outer surface
Read moreUL 427-2008 pdf download
UL 427-2008 pdf download.Refrigerating Units. 3 Glossary 3.1 For the purpose of this Standard the following definitions apply. 3.2 ACCESSORY – An optional electrical device or component intended for installation in or connection to a
Read moreUL 416-2008 pdf download
UL 416-2008 pdf download.Refrigerated Medical Equipment. 3.1 1 LIMITED ENERGY CIRCUIT – A limited energy circuit is one in which the product and wiring is incapable of releasing sufficient electrical or thermal energy under normal
Read moreUL 414-2007 pdf download
UL 414-2007 pdf download.Meter Sockets. 1 .2 Meter sockets are marked with a continuous duty ampere rating and may in addition have a maximum use (intermittent) ampere rating of 1 25 percent or less of
Read moreUL 399-2008 pdf download
UL 399-2008 pdf download.Drinking Water Coolers. 2.2 Units of measurement 2.2.1 If a value for measurement is followed by value in other units in parentheses, the second value may be only approximate. The first stated
Read moreUL 153-2008 pdf download
UL 153-2008 pdf download.Portable Electric Luminaires. 2.1 5 FRICTION MATERIAL – Rubber or elastomer with or without dimples or ridges. Plastic or metal with or without dimples or ridges is not determined to be a
Read moreUL 104-2007 pdf download
UL 104-2007 pdf download.Elevator Door Locking Devices and Contacts. 4 Operation 4.1 Hoistway-door interlocks 4.1 .1 An interlock contact shall be positively opened by the locking member or by a member connected to and mechanically
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