Document was downloaded by paul kowalsky for use by rockwell. Ul standard for safety for industrial control panels, ul 508a. Industrial control equipment ul 508 making global gains with certified product distinction. Technical appendix contents technical appendix materials w. Ul 508 questions codes and standards general discussion. Product iq has the data you can trust whether youre verifying the ul certification of a product or component, locating ul guide information or searching for alternative products. This document is intended to be used to determine the requirements for components when used in industrial control panels. Our breadth, established objectivity and proven history mean we are a symbol of trust, enabling us to help provide peace of mind to all. Ul 508a, standard for industrial control panels intertek. Ul 508a pdf download, free game downloads for pc windows 7, white hack pdf download, windows explorer driver free download.
Ul 508a industrial control panels power distribution and. Purchase copy of ul 508a electrician talk professional. These requirements cover industrial control devices, and devices accessory thereto, for starting, stopping, regulating, controlling, or protecting electric motors. These requirements cover open or enclosed equipment that supplies power to control a motor or motors operating at a frequency or voltage different than that of the input supply. Ul 508a supplement sb ul508a is a safety standard for industrial control panels adopted by underwriters laboratory which is an approved method in determining sccr referenced by nec article 409. Ul 508a standard for industrial control panels standards. However, previous versions of the document may be used until ul provides notification that they are no longer in use. This guide replaces neither the standards including ul 508a that electrical. Schedule your free consultation uscan certifications panel shop certifications to ul 508a, ul 698a, csa c22. Ul 508a the standard ul 508a industrial machinery the following types of machines are identified as industrial machinery.
Ul announced january 30 that ul certification customers in north america will have free online access to all ul safety standards beginning immediately. Technical information nema, ul and csa standards technical information en60529ip environmental ratings 599technical section 82701 11. Top industrial control equipment manufacturers around the world choose ul to help them in obtaining the necessary certifications for countryspecific compliance. The nfpa is not legally obligated for the product safety. Ul 508a industrial control panels louisville ieee section. Find the most uptodate version of ul 508 at engineering360. Jun 30, 2015 the ul representative at the meeting understood their predicament and vowed to try to harmonize the ul 508 standards with the latest iec standards. Providing equipment with third party safety approval is smart. Ul standard for safety for industrial control equipment, ul 508. The entire library of uls standards and outlines of investigations will be available through a dedicated web site at. Ul 508a is a subset of ul 508 and is specifically for industri al control panels. Mmc marked suitable as tap 24 apr ul standard for safety for industrial control. This powerful, free database features robust and intuitive search features, advanced search and filtering options and access to ul guide information.
Ul 1012 ul standard for safety power units other than class 2 published by ul on november 9, 2010 these requirements cover portable, stationary, and fixed power units having an input rating of 600 volts or less, direct and alternating current, with at least one output not marked class 2, and. Underwriters laboratory implemented ul508a supplement sb. Seventeenth edition, dated part iii manual motor controllers ul 508a is a standard covering industrial control panels. Ul 508 type e and ul 508 type f controllers see on page 16 and 17. This version of internet explorer is either no longer supported by microsoft, or is obsolete and some features of our store may no longer be supported. Ul 508a supplement sa specific component requirements ul. Actionable insights on the topics you choose, delivered directly to your inbox. This guide is designed to cover the most common applications of electrical control products per. Customer friendly onsite training included and only 2 inspections per. Ul standard for safety for industrial control panels, ul 508a second edition, dated december 20, 20 summary of topics this revision of ul 508a is issued to correct table sb4. Reprinted with permission from national electrical manufacturers association, underwriters laboratories, inc. Ul 508 is a maze of a spec to work through, with different sections that pertain to different parts of the application. Plastics machinery, including injection molding, extrusion, blow molding, specialized processing, thermoset molding and size reduction. Ul 508a standard for industrial control panels standards catalog.
This guide is not intended to be used in lieu of ul 508a or other regulatory standards. Ul 508a standard for industrial control panels purcell systems. According to ul, the official definition of an industrial control panel is an. Underwriters laboratory 508a overview of ul508a supplement sb ul 508a is a safety standard for industrial control panels adopted by underwriters laboratory, which is an approved method in determining sccr referenced by nec article 409. The entire library of uls standards and outlines of investigations will be available through a dedicated web site at ul recognizes the time constraints manufacturers face when bringing. A ul 508 panel shop can independently design and produce a ul panel. Ul services ensure quality and competitive advantage in industrial control devices, such as.
By scanning the table, we can see that a 100a rk1 fuse will only limit the. Find the most uptodate version of ul 508c at engineering360. Ul 508a industrial control panels power distribution and control. When equipment includes a control panel, providing a ul panel is a simple low cost way to do it.
Ul 508a, but is by no means an exhaustive guide, and does not cover all uses and applications associated with ul 508a regulations. Underwriters laboratories ul on january 1, 2012, underwriters laboratories transformed from a nonprofit organization to a forprofit company in the u. Supplement sb is the ul approved method for determining the sccr for industrial control panels based on the power circuit components within the. How to facilitate the ulcompliant approval to your control panel. What does harting ul 508 solutions under ul 2237 mean. A ul panel shop can independently design and produce ul panels. We will help with the acceptance ul 508a standard pdf download a1d9fc608e share on facebook 31 aug 2010. Ul 508a standard pdf download gaaphakerslingbeachs blog.
Ul provides free access to library of safety standards rp news wires, noria corporation underwriters laboratories inc. This version of internet explorer is either no longer supported by microsoft, or is obsolete and. Ul508a and ul698a labeling issues comes up quite often, so we can help you take some of the pain and cost out of the process of getting your panels labeled. Industrial equipment complying with the ul 508 508a and 508c standard may only contain components and subassemblies whose product. Selecting the right switch for the right application. Ulc standards develops and publishes standards and specifications for products having a bearing on fire, life safety and security, crime prevention, energy efficiency, environmental safety, security of assets and facilities, live working and workplace safety. Ul 508 ul standard for safety industrial control equipment. Make sure your industrial control panels are ul 508 or nec. Ul panels are third party safety approved so other third parties can easily approve them. This document will be updated on an asneeded basis as changes occur in the use of components in panels. Manual, magnetic, and solidstate starters and controllers. A new subsidiary named simply ul llc, a limited liability corporation, took over underwriters laboratories product testing and certification business. For example, there is a section related to the pcbs, there is a section related to terminal spacing, wire spacing, etc.
Ul 508c ul standard for safety power conversion equipment. They are an independent testing and standards company that must pay salaries, rent, taxes just like the rest of us. Ul508a supplement sb4 is the approved method for determining short circuit. Ul offering free online access to safety standards. If the peak value is less than 10ka, we can assume that the contactor will be adequately protected. Ul 508a certification is an industrial control panel directive, which is sought by electrical inspectors. They have many competitors that are also nrtls, but most of them just do the testing and listing part, they rely upon ul to write the standards that they. Control panel technical guide how to ensure troublefree approval of your ulcompliant control panels 6 1 ul standards and control panel design definition of electrical circuits as per standard ul 508a chap. We design, assemble, and install ul certified panels and can bring existing control panels up to ul safety standards, as well as build panels from the. We will help with the acceptance ul 508a standard pdf download a1d9fc608e share on facebook in industrial control panels according to ul508a. When it comes to standards that control panel builders have to abide by, i have an interesting view. Feeder components that limit sccr available ul 508a sb4. Underwriters laboratory implemented ul508a supplement sb to.
Underwriters laboratories said tuesday its certification customers in north america will have free online access to all ul safety standards beginning immediately. Ul 698a, ul 508a, nfpa 79 certified control panels the. Establish sccr of individual power circuit components ul 508a. June 2008 ul 508 application guide make the most of your energysm. Socomec ul 508 rated nonfusible disconnects circuit. The ul 508a listing mark on an industrial control panel provides evidence of third party certification to the municipal inspection authority and to the purchaser of. We can even convert existing certifications for a minimal fee with no additional training required. Ul provides free access to library of safety standards. And ul, with help from industry representatives like me, has been working on doing just that for a good 10 years.
Ul is not a government supported agency nor even a nonprofit organization. Ul 508 is the underwriters laboratories ul safety standard covering industrial control panels icp, and the equipment installed inside. Metalworking machine tools, machines that cut or form metal. This document replaces what was supplement sa in the second edition of ul 508a, and subsequently appendix c in the third edition of ul 508a. The manufacturers of products are obligated to adhere to industry standards, e. Socomec ul 508 rated nonfusible disconnects from automationdirect, the best value in industrial automation low prices, fast shipping, and free awardwinning service. To receive a ul 508 listing and the authorization to apply the ul 508 listing label, the equipment manufacturer must submit the equipment to ul for inspection and testing.
Ul 508 standard for industrial control equipment standards. Ul 508 is the musthave certification standard for electrical control cabinets for oems servicing the north american market. The ul representative at the meeting understood their predicament and vowed to try to harmonize the ul 508 standards with the latest iec standards. Ul 508a certification description from quality controls, inc. It is legally obligated for the product safe operation and maintenance.
Standardised typical solutions for motor circuits ul 508 part iv and ul 508a chap. Absolutely the top panel shop certification program in north america. The ul 508a listing mark on an industrial control panel provides evidence of third party certification to the municipal inspection authority and to the purchaser of the panel. Always consult all pertinent actual regulatory standards and local standard representatives to ensure full compliance. We design, assemble, and install ul certified panels and can bring existing control panels up to. Control panel technical guide how to ensure troublefree approval of your. Control panel design guide according ul 508a eaton.
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