{"id":842,"date":"2023-12-18T15:07:02","date_gmt":"2023-12-18T07:07:02","guid":{"rendered":"https:\/\/www.britecelectric.com\/?post_type=blog&p=842"},"modified":"2024-09-05T16:32:09","modified_gmt":"2024-09-05T08:32:09","slug":"standards-for-low-voltage-surge-protective-devices-components","status":"publish","type":"blog","link":"https:\/\/www.britecelectric.com\/da\/blog\/standards-for-low-voltage-surge-protective-devices-components\/","title":{"rendered":"Standarder for lavsp\u00e6ndingsoversp\u00e6ndingsbeskyttelseskomponenter"},"content":{"rendered":"IEC 61643-311:2013\u00a0<\/strong>\r\nKomponenter til lavsp\u00e6ndingsoversp\u00e6ndingsbeskyttelsesanordninger - Del 311: Ydelseskrav og testkredsl\u00f8b for gasudladningsr\u00f8r (GDT)<\/strong>\r\n\r\nIEC 61643-311:2013 g\u00e6lder for gasudladningsr\u00f8r (GDT), der anvendes til oversp\u00e6ndingsbeskyttelse i telekommunikations-, signalerings- og lavsp\u00e6ndingsnetv\u00e6rk med en nominel systemsp\u00e6nding p\u00e5 op til 1 000 V (r.m.s.) vekselstr\u00f8m. og 1 500 V d.c.. De defineres som et mellemrum eller flere mellemrum med to eller tre metalelektroder hermetisk forseglede, s\u00e5 gasblanding og tryk er under kontrol. De er designet til at beskytte apparater eller personale, eller begge dele, mod h\u00f8je transiente sp\u00e6ndinger. Dennestandarden indeholder en r\u00e6kke testkriterier, testmetoder og testkredsl\u00f8b til bestemmelse af de elektriske karakteristika af GDT'er med to eller tre elektroder. Denne standard specificerer ikke krav, der g\u00e6lder for komplette oversp\u00e6ndingsbeskyttelsesanordninger, og den specificerer heller ikke samlede krav til GDT'er, der anvendes i elektroniske enheder, hvor pr\u00e6cis koordinering mellem GDT-ydeevne og oversp\u00e6ndingsbeskyttende enheds modstandsevne er yderst kritisk. Denne anden udgave af IEC 61643-311annullerer og erstatter den f\u00f8rste udgave udgivet i 2001. Den udg\u00f8r en teknisk revision. Specifikke \u00e6ndringer i forhold til den tidligere udgave er: Tilf\u00f8jelse af ydeevnev\u00e6rdier. N\u00f8gleord: gasudladningsr\u00f8r (GDT), oversp\u00e6ndingsbeskyttelse i telekommunikations-, signal- og lavsp\u00e6ndingsnetv\u00e6rk, nominelle systemsp\u00e6ndinger op til 1 000 V (r.m.s.) vekselstr\u00f8m. og 1 500 V d.c.\r\n\r\nIEC 61643-312:2013\u00a0<\/strong>\r\nKomponenter til lavsp\u00e6ndingsoversp\u00e6ndingsbeskyttelsesanordninger - Del 312: Udv\u00e6lgelses- og anvendelsesprincipper for gasudladningsr\u00f8r<\/strong>\r\n\r\nIEC 61643-312:2013 g\u00e6lder for gasudladningsr\u00f8r (GDT), der anvendes til oversp\u00e6ndingsbeskyttelse i telekommunikations-, signalerings- og lavsp\u00e6ndingsnetv\u00e6rk med nominelle systemsp\u00e6ndinger op til 1 000 V (r.m.s.) vekselstr\u00f8m. og 1 500 V d.c. De defineres som et mellemrum eller flere mellemrum med to eller tre metalelektroder hermetisk forseglet, s\u00e5 gasblanding og tryk er under kontrol. De er designet til at beskytte apparater eller personale, eller begge dele, mod h\u00f8je transiente sp\u00e6ndinger. Dennestandarden giver information om karakteristika og kredsl\u00f8bsanvendelser af GDT'er med to eller tre elektroder. Denne standard specificerer ikke krav, der g\u00e6lder for komplette oversp\u00e6ndingsbeskyttelsesanordninger, og den specificerer heller ikke samlede krav til GDT'er, der anvendes i elektroniske enheder, hvor pr\u00e6cis koordinering mellem GDT-ydeevne og oversp\u00e6ndingsbeskyttende enheds modstandsevne er yderst kritisk. N\u00f8gleord: gasudladningsr\u00f8r (GDT), oversp\u00e6ndingsbeskyttelse i telekommunikation,signal- og lavsp\u00e6ndingsforsyningsnetv\u00e6rk, nominelle systemsp\u00e6ndinger op til 1 000 V (r.m.s.) vekselstr\u00f8m. og 1 500 V d.c.\r\n\r\nIEC 61643-321:2001\u00a0<\/strong>\r\nKomponenter til lavsp\u00e6ndingsoversp\u00e6ndingsbeskyttelsesanordninger - Del 321: Specifikationer for lavine-nedbrudsdioder (ABD)<\/strong>\r\n\r\nG\u00e6lder for lavinenedbrudsdioder (ABD'er), som repr\u00e6senterer \u00e9n type oversp\u00e6ndingsbeskyttelseskomponent (i det f\u00f8lgende ben\u00e6vnt SPDC), der anvendes i design og konstruktion af oversp\u00e6ndingsbeskyttelsesanordninger forbundet til lavsp\u00e6ndingsstr\u00f8mdistributionssystemer, transmissions- og signalnetv\u00e6rk. Testspecifikationerne i denne standard er for enkelte ABD'er best\u00e5ende af to terminaler. Imidlertid kan flere ABD'er samles i en enkelt pakke defineret som et diodearray. Hver diode iarray kan testes til denne specifikation. Denne standard indeholder en r\u00e6kke testkriterier til bestemmelse af ABD'ens elektriske egenskaber. Ud fra standardtestmetoderne beskrevet heri kan ABD'ens ydeevneegenskaber og -klassificeringer verificeres eller etableres for specifikke emballerede designs.\r\n\r\nIEC 61643-331:2020\u00a0<\/strong>\r\nKomponenter til lavsp\u00e6ndingsoversp\u00e6ndingsbeskyttelse - Del 331: Ydelseskrav og pr\u00f8vningsmetoder for metaloxidvaristorer (MOV)<\/strong>\r\n\r\nIEC 61643-331:2020 is available as\u00a0IEC 61643-331:2020 RLV\u00a0which contains the International Standard and its Redline version, showing all changes of the technical content compared to the previous edition.\r\n\r\nIEC 61643-331:2020 is a test specification for metal oxide varistors (MOV), which are used for applications up to 1 000 V AC or 1 500 V DC in power lines, or telecommunication, or signalling circuits. They are designed to protect apparatus or personnel, or both, from high transient voltages. This document applies to MOVs having two electrodes and hybrid surge protection components. This document also does not apply to mountings and their effect on the MOV\u2019s characteristics. Characteristics given apply solely to the MOV mounted only in the ways described for the tests. This third edition cancels and replaces the second edition published in 2017. This edition constitutes a technical revision. This edition includes the following significant technical changes with respect to the previous edition:\r\n\u2013 a Varistor MCOV rating assurance test;\r\n\u2013 an energy rating test (2ms);\r\n\u2013 revised Dielectric strength and insulation resistance tests.\r\n\r\nIEC 61643-341:2020\u00a0<\/strong>\r\nKomponenter til lavsp\u00e6ndingsoversp\u00e6ndingsbeskyttelse - Del 341: Ydelseskrav og testkredsl\u00f8b for tyristoroversp\u00e6ndingsd\u00e6mpere (TSS)<\/strong>\r\n\r\nIEC 61643-341:2020 specifies standard test circuits and methods for thyristor surge suppressor (TSS) components. These surge protective components, SPCs, are specially formulated thyristors designed to limit overvoltages and divert surge currents by clamping and switching actions. These SPCs are used in the construction of surge protective devices (SPDs) and equipment used in Information & Communications Technologies (ICT) networks with voltages up to AC 1 000 V and DC 1 500 V. This document is applicable to gated or non-gated TSS components with third quadrant (-v and \u2013i) characteristics of blocking, conducting or switching. This document contains information on\r\n\u2013 terminology;\r\n\u2013 letter symbols;\r\n\u2013 essential ratings and characteristics;\r\n\u2013 rating verification and characteristic measurement;\r\nThis document does not apply to the conventional three-terminal thyristors as covered by IEC 60747-6. This second edition of IEC 61643-341 cancels and replaces the first edition published in 2001. This edition constitutes a technical revision.This edition includes the following significant technical changes with respect to the previous edition: Addition of performance values.\r\n\r\nIEC 61643-351:2016\u00a0<\/strong>\r\nKomponenter til lavsp\u00e6ndingsoversp\u00e6ndingsbeskyttende enheder - Del 351: Ydelseskrav og testmetoder til oversp\u00e6ndingsisolationstransformatorer for telekommunikation og signalnetv\u00e6rk (SIT)<\/strong>\r\n\r\nIEC 61643-351:2016 definerer testkredsl\u00f8b og testmetoder til at bestemme og verificere SIT-oversp\u00e6ndingsparametrene. Foretrukne ydeevnev\u00e6rdier for n\u00f8gleparametre er angivet. Oversp\u00e6ndingsisolationstransformatorer (SIT'er) bruges til signaltransformatorapplikationer med signalniveauer op til 400 V top til top. SIT'er er transformatorer, med eller uden en intern viklingssk\u00e6rm, med en nominel impulsmodstandssp\u00e6nding, der er st\u00f8rre end spidssp\u00e6ndingen i det forventede common-mode oversp\u00e6ndingsmilj\u00f8. SIT'er erg\u00e6lder for komponenter til oversp\u00e6ndingsbeskyttelse mod indirekte og direkte p\u00e5virkninger af lyn eller anden forbig\u00e5ende oversp\u00e6nding. SIT'er bruges til at afb\u00f8de den videre udbredelse af common-mode sp\u00e6ndingsstigninger. Denne del af IEC 61643 d\u00e6kker ikke SIT-drift under differential-mode lynstr\u00f8msforhold. N\u00f8gleord: Oversp\u00e6ndingsisolationstransformatorer (SIT'er)","protected":false},"featured_media":843,"parent":0,"menu_order":156,"template":"","meta":{"_acf_changed":false},"blog_category":[8],"class_list":["post-842","blog","type-blog","status-publish","has-post-thumbnail","hentry","blog_category-company-news"],"acf":{"des":"Components for low-voltage surge protective devices \u2013 Part 311: Performance requirements and test circuits for gas discharge tubes (GDT)","txt":"IEC 61643-311:2013\u00a0<\/strong>\r\nComponents for low-voltage surge protective devices \u2013 Part 311: Performance requirements and test circuits for gas discharge tubes (GDT)<\/strong>\r\n\r\nIEC 61643-311:2013 is applicable to gas discharge tubes (GDT) used for overvoltage protection in telecommunications, signalling and low-voltage power distribution networks with nominal system voltages up to 1 000 V (r.m.s.) a.c. and 1 500 V d.c..They are defined as a gap, or several gaps with two or three metal electrodes hermetically sealed so that gas mixture and pressure are under control. They are designed to protect apparatus or personnel, or both, from high transient voltages. This standard contains a series of test criteria, test methods and test circuits for determining the electrical characteristics of GDTs having two or three electrodes. This standard does not specify requirements applicable to complete surge protective devices, nor does it specify total requirements for GDTs employed within electronic devices, where precise coordination between GDT performance and surge protective device withstand capability is highly critical. This second edition of IEC 61643-311 cancels and replaces the first edition published in 2001. It constitutes a technical revision. Specific changes with respect to the previous edition are: Addition of performance values. Key words: gas discharge tubes (GDT), overvoltage protection in telecommunications, signalling and low-voltage power distribution networks, nominal system voltages up to 1 000 V (r.m.s.) a.c. and 1 500 V d.c.\r\n\r\nIEC 61643-312:2013\u00a0<\/strong>\r\nComponents for low-voltage surge protective devices \u2013 Part 312: Selection and application principles for gas discharge tubes<\/strong>\r\n\r\nIEC 61643-312:2013 is applicable to gas discharge tubes (GDT) used for overvoltage protection in telecommunications, signalling and low-voltage power distribution networks with nominal system voltages up to 1 000 V (r.m.s.) a.c. and 1 500 V d.c. They are defined as a gap, or several gaps with two or three metal electrodes hermetically sealed so that gas mixture and pressure are under control. They are designed to protect apparatus or personnel, or both, from high transient voltages. This standard provides information about the characteristics and circuit applications of GDTs having two or three electrodes. This standard does not specify requirements applicable to complete surge protective devices, nor does it specify total requirements for GDTs employed within electronic devices, where precise coordination between GDT performance and surge protective device withstand capability is highly critical. Keywords: gas discharge tubes (GDT), overvoltage protection in telecommunications, signalling and low-voltage power distribution networks, nominal system voltages up to 1 000 V (r.m.s.) a.c. and 1 500 V d.c.\r\n\r\nIEC 61643-321:2001\u00a0<\/strong>\r\nComponents for low-voltage surge protective devices \u2013 Part 321: Specifications for avalanche breakdown diode (ABD)<\/strong>\r\n\r\nIs applicable to avalanche breakdown diodes (ABDs) which represent one type of surge protective device component (hereinafter referred to as SPDC) used in the design and construction of surge protective devices connected to low-voltage power distribution systems, transmission, and signalling networks. Test specifications in this standard are for single ABDs consisting of two terminals. However, multiple ABDs may be assembled within a single package defined as a diode array. Each diode within the array can be tested to this specification. This standard contains a series of test criteria for determining the electrical characteristics of the ABD. From the standard test methods described herein, the performance characteristics and ratings of the ABD can be verified or established for specific packaged designs.\r\n\r\nIEC 61643-331:2020\u00a0<\/strong>\r\nComponents for low-voltage surge protection \u2013 Part 331: Performance requirements and test methods for metal oxide varistors (MOV)<\/strong>\r\n\r\nIEC 61643-331:2020 is available as\u00a0IEC 61643-331:2020 RLV\u00a0which contains the International Standard and its Redline version, showing all changes of the technical content compared to the previous edition.\r\n\r\nIEC 61643-331:2020 is a test specification for metal oxide varistors (MOV), which are used for applications up to 1 000 V AC or 1 500 V DC in power lines, or telecommunication, or signalling circuits. They are designed to protect apparatus or personnel, or both, from high transient voltages. This document applies to MOVs having two electrodes and hybrid surge protection components. This document also does not apply to mountings and their effect on the MOV\u2019s characteristics. Characteristics given apply solely to the MOV mounted only in the ways described for the tests. This third edition cancels and replaces the second edition published in 2017. This edition constitutes a technical revision. This edition includes the following significant technical changes with respect to the previous edition:\r\n\u2013 a Varistor MCOV rating assurance test;\r\n\u2013 an energy rating test (2ms);\r\n\u2013 revised Dielectric strength and insulation resistance tests.\r\n\r\nIEC 61643-341:2020\u00a0<\/strong>\r\nComponents for low-voltage surge protection \u2013 Part 341: Performance requirements and test circuits for thyristor surge suppressors (TSS)<\/strong>\r\n\r\nIEC 61643-341:2020 specifies standard test circuits and methods for thyristor surge suppressor (TSS) components. These surge protective components, SPCs, are specially formulated thyristors designed to limit overvoltages and divert surge currents by clamping and switching actions. These SPCs are used in the construction of surge protective devices (SPDs) and equipment used in Information & Communications Technologies (ICT) networks with voltages up to AC 1 000 V and DC 1 500 V. This document is applicable to gated or non-gated TSS components with third quadrant (-v and \u2013i) characteristics of blocking, conducting or switching. This document contains information on\r\n\u2013 terminology;\r\n\u2013 letter symbols;\r\n\u2013 essential ratings and characteristics;\r\n\u2013 rating verification and characteristic measurement;\r\nThis document does not apply to the conventional three-terminal thyristors as covered by IEC 60747-6. This second edition of IEC 61643-341 cancels and replaces the first edition published in 2001. This edition constitutes a technical revision.This edition includes the following significant technical changes with respect to the previous edition: Addition of performance values.\r\n\r\nIEC 61643-351:2016\u00a0<\/strong>\r\nComponents for low-voltage surge protective devices \u2013 Part 351: Performance requirements and test methods for telecommunications and signalling network surge isolation transformers (SIT)<\/strong>\r\n\r\nIEC 61643-351:2016 defines test circuits and test methods for determining and verifying the SIT surge parameters. Preferred performance values for key parameters are given. Surge isolation transformers (SITs) are used for signal transformer applications with signal levels up to 400 V peak to peak. SITs are transformers, with or without an internal-winding screen, with a rated impulse withstand voltage greater than the peak voltage of the expected common-mode surge environment. SITs are applicable to components for surge protection against indirect and direct effects of lightning or other transient overvoltage. SITs are used to mitigate the onward propagation of common-mode voltage surges. This part of IEC 61643 does not cover SIT operation under differential-mode lightning surge conditions. Keywords: Surge isolation transformers (SITs)"},"_links":{"self":[{"href":"https:\/\/www.britecelectric.com\/da\/wp-json\/wp\/v2\/blog\/842","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.britecelectric.com\/da\/wp-json\/wp\/v2\/blog"}],"about":[{"href":"https:\/\/www.britecelectric.com\/da\/wp-json\/wp\/v2\/types\/blog"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.britecelectric.com\/da\/wp-json\/wp\/v2\/media\/843"}],"wp:attachment":[{"href":"https:\/\/www.britecelectric.com\/da\/wp-json\/wp\/v2\/media?parent=842"}],"wp:term":[{"taxonomy":"blog_category","embeddable":true,"href":"https:\/\/www.britecelectric.com\/da\/wp-json\/wp\/v2\/blog_category?post=842"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}