The most common modern type of varistor is the metaloxide varistor mov. The boundary between each grain and a neighbor forms a diode junction, which allows. Metal oxide varistor disc type siov s10k510gs5 ordering. Metal oxide varistor is a voltage dependent resistor. Ul 1449 file number e321126 iec certificate number 101qa10 iecq vde certificate number 40031102 applications houshold appliances power supply units. Features n high voltage rating n high current rating n bidirectional n surge protection n fast response time n rohs compliant n agency listing. Epcos metal oxide varistors siovs are designed for specific applications and should not be used for purposes not identified in our specifications, application notes and data books unless otherwise agreed with epcos during the designinphase. The products described herein and this document are subject to specific legal disclaimers as set forth on. Siovb40 also available without housing ls40 series pspice models approvals ul csa. A varistor is an electronic component with an electrical resistance that varies with the applied. Siov metal oxide varistors leaded varistors standard lens new ordering codes implemented refer to chapter varistor type cross reference list.
Metal oxide varistor disc type siov s10k510gs5 ordering code. The most common modern type of varistor is the metal oxide varistor mov. Siov metal oxide varistors leaded varistors, advancedmp, s10 series seriestype. Pdf on the use of metal oxide varistors as a snubber. No breakdown leaded varistors b722 advancedmp, s10 series. Siov metal oxide varistors leaded varistors, telecom series seriestype. Siovb32k275 varistor siovb80k460 siovb32k385 siovb60k275 siovb32k550 siovb25k250 siovb25k420 varistor b40 siovb32k150. Siov metal oxide varistors leaded varistors, superior, s25 series. Siov metal oxide varistors, b72220s0271k101 datasheet, b72220s0271k101 circuit, b72220s0271k101 data sheet. The metal oxide varistor, with its extremely attractive priceperformance ratio, is an ideal component for limiting surge voltage and current as well as for absorbing energy. The voltage between two terminals with the specified. Siov metal oxide varistors leaded varistors, energetiq series seriestype. Siov metal oxide varistors b72214wr thermofuse varistors, nt series nt14 series ppd var pd 20181008 please read cautions and warnings and page 2 of 18 important notes at the end of this document. Siovs07s60ags2, siovs07s95ags2 leaded varistors b722 telecom series please read cautions and warnings and page 7 of 20 important notes at the end of this document.
A history of engineering and science in the bell system, physical science 19251980 pdf. The overview of delivery mode on pages 11 ff lists disk types available on tape in detail, i. K680e2k1 leaded varistors b722 advancedmp, s10 series please read cautions and warnings and page 10 of 22 important notes at the end of this document. May 02, 2020 tdk metal oxide varistors series siov s05, s07, s10, s14 no abstract text datasneet text. Metal oxide varistor mov to overcome the limitations of semiconductor based varistors like silicon carbide varistors, the metal oxide varistors mov have been developed. Varistor symbol and applications metal oxide varistor. Mov14dxxxk series metal oxide varistor rohs directive 200295ec jan. Siov metal oxide varistors free download as pdf file. Tdk metal oxide varistors series siov s05, s07, s10, s14 no abstract text datasneet text. Siovs20k30 3225 k300 3225 k50 2221 s14 k440 varistoren lebensdauer siemens datenbuch siov s18k250 datenbuch 3225 k50 text. Siovvrms v vdc v imax 820 s a wmax 2 ms j pmax w vrms v b72205s21k101 s05ke2 170 800 6. Siov metal oxide varistors leaded varistors advanced. The most common type of varistor is the metaloxide varistor mov.
Siov, leaded varistors, standard series, s05, s07, s10, s14 and s20. K delivery mode cardboard box general technical data climatic category to iec 600681 408556. Siov metal oxide varistors taping, packaging and lead configuration for leaded varistors date. Siov metal oxide varistors housed thermofuse varistors, advanced series seriestype. On the use of metal oxide varistors as a snubber circuit in solidstate breakers conference paper pdf available october 20 with 323 reads how we measure reads. Siov metal oxide varistors general technical information. Siov metaloxide varistors nt series of thermofuse varistors. This type contains a ceramic mass of zinc oxide grains, in a matrix of other metal oxides, such as small amounts of bismuth, cobalt, manganese oxides, sandwiched between two metal plates, which constitute the electrodes of the device. Siov metal oxide varistors leaded varistors, standard series seriestype. Reproduction, publication and dissemination of this publication, enclosures. Varistors metal oxide varistor applications, mov is an abbreviation for metal oxide varistor, pdf file varistors varistors varistors varistors, varistors provide reliable and economical protection against high voltage transients and surges which may be produced, for example, by lightning, switching or electrical noise on ac or dc power lines. Mov20dxxxk series metal oxide varistor rohs directive 2015863, mar 31, 2015 and annex.
In addition to the telecom varistors listed above, all varistors of the standard series can be used for telecom applications if the selection criteria are considered. Ensure suitability of siovs through reliability testing during the designin phase. B72207s0301k101 datasheet, b72207s0301k101 datasheets, b72207s0301k101 pdf, b72207s0301k101 circuit. Siov metal oxide varistors b72214wr thermofuse varistors, nt series nt14 series ppd var pd 20181008 please read cautions and warnings and page 8 of 18 important notes at the end of this document. Siov metal oxide varistors leaded varistors, superior, s20 series seriestype.
Ul 1449 file number e321126 iec certificate number 101qa10 iecq vde certificate. Siov metal oxide varistors electromagnetic compatibility. Siov metal oxide varistors leaded varistors, superior, s25 series seriestype. Bulk on tape and reel on tape in ammopack fanfold the basic ordering code for each option is given in tables titled varistors on tape on reel, varistors on tape in ammopack and varistors in bulk. General technical data climatic category to iec 600681 4010556 operating temperature to iec 61051 40.
Siov metal oxide varistors block varistors, highe series seriestype. Overvoltage protection devices like siov varistors are often referred to in. Siov varistors have proven to be excellent protective devices because of their application flexibility and high reliability. Siov siov metal oxide varistors metal oxide va ristors 2008 published by epcos ag corporate center edition 112007 ordering no.
Siov 1 varistors have been proven to be excellent protective devices because of their application flexibility and high reliability. Epcos, alldatasheet, datasheet, datasheet search site for. B72214s0461k101 datasheet, b72214s0461k101 datasheets, b72214s0461k101 pdf, b72214s0461k101 circuit. The specified voltage shall be applied between both terminals of the specimen connected together and the electrode inserted between the metal balls. Siov metal oxide varistors west florida components. From tdkepcos, siov metal oxide varistors, app note january, 17 pp. Siov metal oxide varistors, leaded varistors, advanced series. Siov metal oxide varistors leaded varistors, automotive series seriestype. Varistor testing application note january an introduction field maintenance this note details the common tests of varistor parameters and describes suitable test methods using simplified test circuits. Siov metal oxide varistors b72220wr thermofuse varistors, nt series nt20 series ppd var pd 20181009 please read cautions and warnings and page 3 of 19 important notes at the end of this document. It is called so as the component is made from a mixture of zinc oxide and other metal oxides like cobalt, manganese and so on and is kept intact between two electrodes which are basically metal plates. Siov metal oxide varistors, leaded varistors, standard series.
Siov metal oxide varistors data book 2008 schmidmultitech sro. Request pdf on mar 1, 2016, dawood talebi khanmiri and others published degradation of low voltage metal oxide varistors in power supplies find, read. Epcos metal oxide varistor siov metal oxide varistors highe series. Siov metal oxide varistors b72220wr thermofuse varistors, nt series nt20 series ppd var pd 20181009 please read cautions and warnings and page 2 of 19 important notes at the end of this document. Siov metal oxide varistors, leaded varistors, automotive series. Metal balls method, 2500 vrms, 60 s the varistor is placed in a container holding 1. Specifications are subject to change without notice. General technical data climatic category to iec 600681 4010556. Metal oxide varistor disc type siovs20s275br7 ordering. For further details refer to chapter taping, packaging and lead configuration for leaded varistors. No breakdown leaded varistors b722 superior, s25 series.
Siemens siovs14k150 si0vs14k32 siovs14k30 q69x3021 varistors k300. Vdr metal oxide varistors standard additional resources ordering information the varistors are available in a number of packaging options. Siov metal oxide varistors housed thermofuse varistors, advanced series. Siov metal oxide varistors, block varistors, highe.
Epcos siov metal oxide varistors,alldatasheet, datasheet, datasheet search site for electronic components and semiconductors, integrated circuits. Degradation of low voltage metal oxide varistors in power supplies. It is also a non linear device and provides very good transient voltage surge protection. Construction round varistor element, leaded coating. Siov metal oxide varistors b72220wr thermofuse varistors, nt series nt20 series. Metal oxide varistor disc type siovs20s275br7 ordering code. Siov v rms v v dc v imax 820 s 1 time a in 1 820 s 15 times a w max 2 ms j p max w v rms 11 v b72205s0110k101 s05k11 11 14 100 50 0. Applications n power supplies n power systems n line voltage n telecom systems n white goods appliances mov20dxxxk series metal oxide varistor rohs directive 2015863, mar 31, 2015 and annex. Users should verify actual device performance in their specific applications.
4 1125 160 333 434 1314 450 991 677 223 21 231 1471 974 113 777 1192 255 1479 702 1420 1550 1115 232 89 927 107 110 167 1155 694 201 411 1247 1576 52 1059 425 1057 541 447 35 493 891 1419