Surge protective devices connected to lowvoltage power distribution systems selection and application principles iec tcsc 37a on. To development and production of surge protectors must comply with the latest industry standards for this product. Type 1, 2, or 3 spds to en 6164311 are comparable to class i, class ii and class iii spds to iec 6164311 respectively. The new series of iec 61439 standards were published in january 2009. The standards also provide helpful support for users. Pdf selection of surge protective devices for lowvoltage. For a typical surge protection application an appropriate emtp model is devised. These standards provide the rules which are globally valid for all manufacturers of surge protection components. Legal notice we are not associated with any website in anyway.
These devices are designed to be connected to the dc side of photovoltaic installations rated up to 1 500 v dc. Iec system of conformity assessment schemes for electrotechnical equipment and components iecee. Selection of surge protective devices for low voltage. In order to promote public education and public safety, equal justice for all, a better informed citizenry, the rule of law, world trade and world peace, this legal document is hereby made available on a noncommercial basis, as it is the right of all humans to know and speak the laws that govern them. Surge protective devices connected to telecommunications and signalling networks performance requirements and testing methods. This part of iec 61643 is applicable to devices for surge protection against indirect and direct effects of lightning or. Iec 60439, the standard for lowvoltage switchgear and controlgear assemblies, was under restructuring from the last decade. The leakagecurrentfree protective circuit and the mechani. Surge protective devices connected to lowvoltage power distribution systems requirements and tests abstract this part of iec 61643 is applicable to devices for surge protection against indirect and direct effects of lightning or other transient overvoltages. Applies to devices for surge protection against indirect and direct effects of lightning or other transient overvoltages.
They are designed to protect apparatus or personnel, or. Surge protective device spd type 2 class c en 6164311 iec. Consequently this class ii varistor is free of linefollow current in applications. Lightning protection classes in accordance with iec 623051 1 with corresponding. For energy protection, these are iec 61643 1 and iec 61643 11. Free download bs en iec standards for surge protective. Iec en 61643 11 approved 10kv5ka modules led lighting surge protection modules lsp05gi series.
The international electrotechnical commission iec is the leading global organization that prepares and publishes international standards for all electrical, electronic and related technologies. Surge protective devices connected to lowvoltage power distribution systems requirements and tests buying of standards during national lockdown please note that all sans standards can still be. This consolidated version of iec 60335 1 is based on the fourth edition 2001 documents. They are designed to protect apparatus or personnel, or both, from high transient voltages. Todos os direitos reservados iec particular requirements for isolating transformers for general use iec description of. This standard cannot be used alone to specify an assembly or used for a purpose of determining conformity. Surge protective devices connected to lowvoltage power. This part of iec 61643 is applicable to devices for surge protection against indirect and direct effects of lightning or other transient overvoltages. Surge protective devices connected to lowvoltage power distribution systems requirements and tests iec tcsc 37a on. Performance requirements and test methods for metal. Risk assessment and evaluating the need for spds in lowvoltage systems, with reference to iecbs en 62305 lightning protection standard and iec 60364 electrical installations for buildings. Free download bs en iec standards for surge protective device. The main changes with respect of the second edition of iec 61643 1 are the complete restructuring and improvement of the test procedures and test sequences. Iec 61439 standard for low voltage switchgear and controlgear.
Safety of household and similar electrical appliances. Find the most uptodate version of iec 616431 at engineering360. Specific change with respect to the previous edition is the incorporation of amendment 1, which was not published separately due to the number of. Iecen 6164311 approved 10kv5ka modules led lighting surge protection modules lsp05gi series. Iec 616431 lowvoltage surge protective devices part 1. Todos os direitos reservados iec particular requirements for isolating transformers for general use iec description of the environment. Iec 6164321 low voltage surge protective devices part 21.
Note 1 additional requirements may be necessary for special applications such as electrical traction, etc. Components for lowvoltage surge protective devices part 331. The energy overload is calculated for a surge protective device following a. Surge protective devices connected to lowvoltage power systems requirements and test methods parafoudres basse tension partie 11. Surge protective devices connected to lowvoltage power systems. This first edition of iec 61643 11 cancels and replaces the second edition of iec 61643 1 published in 2005. Surge protection main catalogue valid as of october 1, 2018. Nominal surge current, in iec 61643 1 asnz1768 impulse current, iimp iec 61643 1 asnz1768 voltage protection level, up iec 61643 1 asnz1768 maximum continuous. Free download en iec standards for surge protective device spd iec 6164311, en 6164311, ul 14494th, vde06756, en 5053911 etc. Suitable for the second level of protection in supply distribution panels in which type 1 protectors are installed, or for the first level of protection for applications not exposed to direct strikes and with no external lightning protection system.
Risk assessment and evaluating the need for spds in lowvoltage systems, with reference to iec bs en 62305 lightning protection standard and iec 60364 electrical installations for buildings. Keystone compliance assists manufacturers with iec 61643 12 and en 61643 12 test compliance. Free download en iec standards for surge protective device spd. Performance characteristics, standard methods for testing and ratings are. Lowvoltage surge protective devices, together with the common modifications prepared by clctc 37alow voltage surge protective devices. These devices are packaged to be connected to 5060 hz a.
This part of iec 60998 applies to connecting devices as separate entities for the connection of two or more electrical copper conductors complying with iec 60228 or iec 60344 rigid solid or stranded or flexible, having a crosssectional area of 0,2 mm2 up to and including 35 mm2 and equivalent awg conductors with a rated voltage not exceeding 1 000 v a. The text of document 870fdis, future edition 2 of iec 62305 1, prepared by iec tc 81, lightning protection, was submitted to the iec cenelec parallel vote and was approved by cenelec as en 62305 1 on 201101. Scribd is the worlds largest social reading and publishing site. This part of international standard iec 60335 has been prepared by iec technical committee 61. This parts of iec 61643 describes the principles for selection, operation, location and coordination of spds to be connected to 50 hz to 60 hz a. Free download en iec standards for surge protective device spd iec 61643 11, en 61643 11, ul 14494th, vde06756, en 5053911 etc. These devices are designed to be connected to the dc side of photovoltaic installations rated up to 1.
Specific change with respect to the previous edition is the incorporation of amendment 1, which was not published separately due to the. The international electrotechnical commission iec is a worldwide organization for standardization comprising all national electrotechnical committees iec national committees. The scope of the iec 61643 1 includes spds for ac applications with a rated voltage of up to v ac and spds for dc applications with a rated voltage of up to 1500 v dc. The surge diverter shall have visual indication and voltage free contacts. Surge protective devices connected to lowvoltage power distribution systems requirements and tests abstract this part of iec 61643 is applicable to devices for surge protection against indirect and direct effects of. In this paper special requirements for spds, connected to 48 v dc power systems, are defined and described. Each technical specification provides information and guidance on. Please contact us for more information on how keystone compliance can assist you with identifying and fulfilling your iec 61643 12 test lab needs. So this tool was designed for free download documents from the internet. The iec standards which describe the requirements and the test conditions for surge protective devices iec 61643 1, iec 61643 11 do not address spds connected to dc power systems. Parafoudres connectes aux systemes basse tension exigences et. Performance characteristics, standard methods for testing and ratings are established. Specific change with respect to the previous edition is the incorporation of amendment 1, which was not published separately due to the number of changes and pages.
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