Ul 4703 standard pdf

Ul 1703 standard for flatplate photovoltaic modules and. The efforts and support of the technical harmonization committee for connectors, of the council on the harmonization of. Some ul standards are ibr incorporated by reference into the us code of federal regulations. If a test is successful, a certificate and the right to use a test mark can be awarded. This new standard is the result of industry leaders working with underwriters. Coordination of system equipment system components need to operate safely under normal and foreseeable abnormal system conditions differentiate between system faults to which equipment need to respond to vs single fault failures within a piece of. Photovoltaic cables or solar cables, type pv cable ul 4703. Ul certification customers have free access to ul standards, not including ul iec based standards. Specifically, it applies to electric operators for doors, draperies, gates, louvers, windows and other opening and closing appliances rated 600 volts or less.

Join our network on linkedin, follow us on twitter, and visit our youtube channel. Standard unit weight stock color inch mm inch mm inch mm ft. Ul 1703 flat plate photovoltaic modules and panels ul 1741 inverters, converters, controllers, and interconnection system equipment for use with distributed energy resources ul 2703 rack mounting systems ul 4703 photovoltaic wire ul 8703 concentrator photovoltaic modules and assemblies. With over a century of experience in the development of more than 1,500 standards, ul is an accredited standards developer in the us and canada. Ul 508a industrial control panels power distribution and control. Summary of photovoltaic wire requirements as outlined in ul 4703. An overview of ul underground storage tank standards. Ul 8753 standard for fieldreplaceable light emitting diode led light engines. This compound complies with requirements for wires to be marked vw1 as described in theul standard for thermosetinsulated wires and cables ul 44 for the wire types shown. Products will be identified and surface printed in accordance with the ul requirements. Ul 508a, but is by no means an exhaustive guide, and does not cover all uses and applications associated with ul 508a regulations. Standard for flatplate photovoltaic modules and panels. Provisional ansiul standard a ul standard published for a limited period of time by ul when all three of the following conditions are met. Cmp 4 added a delayed adoption date, specifying that 690.

Steel above ground tanks for flammable and combustible liquids 49 cfr 1910. If a test device can trap 3 or more dispenses without being detected. Ul standard 493 thermoplastic uf and ul standard 854 use2. Ul 508a the standard ul 508a industrial machinery the following types of machines are identified as industrial machinery. The data shown is approximate and subject to standard industry and manufacturer tolerances. Summary of photovoltaic wire requirements as outlined in. Ul 82 2007, 1991, 1976 standard for safety for electric gradening appliances ul 83 1999, 1991, 1985, 1979, 1975.

Find the most uptodate version of stanag 4703 at engineering360. Reprinted with permission from national electrical manufacturers association, underwriters laboratories, inc. The wire shall be identified by surface marking indicating the manufacturer and awg size. Ul standards encompass ul s extensive safety research and scientific expertise. Ul4703 standard rubber welding cable with certificate, view complete details specifications size,chart data,sheet,full form about ul4703 standard rubber welding cable with certificate,find ul4703 standard rubber welding cable with certificate from supplier or manufacturer,factory price. Ul 4703 products are photovoltaic wires used as wiring for solar panels as the interconnection wiring of grounded and ungrounded photovoltaic. The first edition of this standard, published in 1925, addressed leakage, buckling from external pressure and venting. Ul standards encompass uls extensive safety research and scientific expertise. By connecting the directcurrent generating panels together in series, the voltage in an entire array can be increased to fairly high levels, which accounts for the higher voltages. The new voltage ratings permitted in ul subject 4703 can now accommodate voltages greater than 1,000 volts. This edition of the standard has been formally approved by the ulc standards committee on stationary steel storage containers for flammable. Iec 61215 as well as various ul standards example ul 3730, ul 6703, ul 4703, ul 9703 pv string fuses 2pfg 238002. Metalworking machine tools, machines that cut or form metal.

Ul 44 rated rw90rwu90 per cul application for interconnection wiring of grounded and ungrounded photovoltaic power systems as described in wiring systems, article 690, and other applicable parts of the national electrical code nec, nfpa 70. The new ul 325 standard is a safety standard for door, drapery, gate, louver, and window operators and systems. Apr 20, 2018 test standard test standard title ul 4703 standard for photovoltaic wire. The tables in the original standard identified the minimum thickness of the steel, based on the tank diameter and length. Our breadth, established objectivity and proven history mean we are a symbol of trust, enabling us to help provide peace of mind to all. This new standard is the result of industry leaders. Outline of investigation of pv wire ul 4703 table ii this compound is acceptable for use on 10 awg and larger cables marked for cabletray use as described in the ul standard for thermosetinsulated wires and cables ul 44.

Failure of attack for either model is defined similarly. Proposal document a proposal or proposed standard under consideration of the stp. Pv aluminum aa8000 copper epcv 6002000v ul 4703 icea s. I agree to the document licence rules please confirm that you agree to the document licence rules for all documents listed in the cart. Implementation of option 1 requires development of a safety standard for evaluation and certification of rapidshutdown products for use in pv arrays. C dry rated gasoline and oil resistant ii rohs compliant sunlight resistant cable data part number awg strand insulation thickness mils nominal o. With the exception of trapping, the removal of 10% of the currency is a failure. This compound complies with the requirements for gasoline and oil resistance in accordance with the ul standard for. In general, pv wire is available for use anywhere within a pv system operating at 2000 volts or less, but other chapter 3 wiring methods may also be acceptable as indicated in nec article 690, part iv. Ul 4703 standard for photovoltaic wire standards catalog. Always consult all pertinent actual regulatory standards and local standard representatives to ensure full compliance. Ul4703 standard rubber welding cable with certificate. Standard for steel underground tanks for flammable and combustible liquids preface this is the fourth edition of the standard for steel underground tanks for flammable and combustible liquids, canulcs603.

Photovoltaic cables or solar cables, type pv cable ul 4703 listed. Approved revisions to ul standards accredited procedures. Ul 508a industrial control panels power distribution and. This compound complies with the requirements for oilresistant ii compounds in accordance with the ul standard for thermosetinsulated wires and cables ul 44.

Ul 467 supersedes the previous edition published in 2007. Exposing the currency so that it may be removed is a failure. Ul 1989 standard for standby batteries standards catalog. Technical information nema, ul and csa standards technical information en60529ip environmental ratings 599technical section 82701 11. This harmonized standard was prepared by the association of standardization and certi. You can also find out more about ul standards on the ul facebook page stay informed about new standards development activities and learn about areas where we are conducting membership outreach. Ul 6073025 automatic electrical controls for household and similar use, part 25. Ul listed as photovoltaic cable per standard subject 4703. This compound complies with the requirements for wires marked vw1 as described in the ul standard for thermosetinsulated wires and cables ul 44 for types xhh, xhhw, xhhw2, and sis only. March 16, 2018 new standard for electricallyoperated pool lifts, ul 603352. Readonly copies of those standards are available to the public at the ul website the following ul standards are available in paper copy in the noble library on the tempe campus.

From insurance companies to manufacturers, service companies to ahjs, there is mounting pressure on restaurants to comply with the ul 300 standard. In extending its global public safety mission, ul standards partners with national standards bodies in countries around. Pv standards activities seia codes and standards workshop. Ul listed as photovoltaic cable per standard subject 4703 and. Steel above ground tanks for flammable and combustible liquids author. Ul 1703 standard for flatplate photovoltaic modules and panels fire test section 31. Ul 58 covers singlewall and doublewall, bare steel underground tanks. Outline of investigation for photovoltaic wire, type pv, direct burial n csa standard c22. This guide is not intended to be used in lieu of ul 508a or other regulatory standards.

234 1474 1436 71 730 1488 829 1510 1573 1124 511 1247 533 272 1037 343 1246 1353 684 859 1209 218 689 1352 910 824 68 451 1457 1088 200 1497 1147 1165