Metal oxide varistors, or movs are typically made from a small diskshaped metal zinc oxide material. B72220s0321k101 epcos, tvs varistor, mov, 320 v farnell. The effectiveness of a varistor in protecting an electrical or electronic circuit depends on the proper selection of the varistor with regards to voltage, current and energy dissipation. Protection of electrical and electronic parts, assemblies.
Epcos, alldatasheet, datasheet, datasheet search site for electronic components and. Leaded varistors, s20k150 datasheet, s20k150 circuit, s20k150 data sheet. For example if there is a power surge, the varistor, normally having a very high. S20k230 varistor 230vrms 20mm radial epcos inc datasheet pdf data sheet free from datasheet data sheet search for. Ch varistor series lawrence berkeley national laboratory. Epcos tdk s20k250 are available at mouser electronics. Mov20dxxxk series metal oxide varistor rohs directive 2015863, mar 31, 2015 and annex. S20k230 schematic s20k230 application note s20k23 s20k2 s20k s20 s2 s 20k230. They are coated with ul 94 v0 approved ocher colored halogen free. For example if there is a power surge, the varistor, normally having a very high resistance, responds to the voltage spike by absorbing its energy with a very low resistance. Varistor with silicon carbide varistor and zinc oxide varistor. For further details refer to chapter taping, packaging and lead configuration for leaded varistors.
Touch one meter probe to the free varistor lead and the other probe to the connected lead. S20k420 schematic s20k420 application note s20k42 s20k4 s20k s20 s2 s 20k420. K95 varistor s20 k varistor varistor s20 k surge arresters pspice siemens automotive relay dc 12v s20k sm module siemens varistor s20k k varistor text. Buy b72214s0301k101 epcos tvs varistor, mov, 300 v, 385 v, b722 series, 775 v, disc 14mm, metal oxide varistor mov.
Cqc s0507 k11 k460, s10s14 k11 k680, s20 k11 k iec delivery mode bulk standard, taped versions on reel or in ammo pack upon request. Protection of electrical and electronic parts, assemblies and equipment excluding electrically initiated explosive devices electrostatic discharge association 7900 turin road, bldg. Select the right varistors for overvoltage circuit. Access free canon vixia hf s20 manual canon vixia hf s20 manual canon vixia hf s20 manual vixia hf s20 vixia hf s20 vixia hf s20 dual flash memory camcorder wireless controller wld89 stereo. Allowable voltage varistor voltage withstanding surge current 8 20. Amperes volts amperes joules pf 11 14 16 20 100 36 1 0. Siov siov metal oxide varistors metal oxide va ristors 2008 published by epcos ag corporate center edition 112007 ordering no. Advanced superior superiormp superior s20 page 99 s20. The varistors consist of a disc of low zno ceramic material with two solid copper leads s20 types only or copper clad steel wire.
Leaded varistors, s20k275 datasheet, s20k275 circuit, s20k275 data sheet. Siov, leaded varistors, standard series, s05, s07, s10, s14 and s20. K95 varistor s20 k varistor varistor s20 k surge arresters pspice siemens automotive relay dc 12v s20k sm module siemens varistor s20k k varistor. Buy b72210s0321k101 epcos tvs varistor, mov, 320 v, 420 v, standard series, 840 v, disc 10mm, metal oxide varistor mov at element14. Vdrs series vdr metal oxide varistors standard vishay. K95 varistor s20 k275 varistor varistor s20 k275 surge arresters pspice siemens automotive relay dc 12v s20k275 sm 323 module siemens varistor s20k275 k275 varistor text. If it reads nearly infinite resistance, the varistor. A varistor is an electronic component that protects expensive devices from harmful power surges, much like a shock absorber.
S20k550 datasheet, s20k550 pdf, s20k550 data sheet, s20k550 manual, s20k550 pdf, s20k550, datenblatt, electronics s20k550, alldatasheet, free, datasheet, datasheets. A surge in excess of the specified withstanding surge current may cause short circuits or package rupture with expulsion of material. For further details refer chapter taping, packaging and lead configuration for leaded varistors. No breakdown leaded varistors b722 superiormp, s20. They are coated with ul 94 v0 approved ocher colored halogen free epoxy, which provides electrical, mechanical and climatic protection. Mounting the varistors are suitable for handmounting bulk or. Commonly used is zinc oxide zno pressure sensitive resistance, which is mainly based on zinc oxide as raw material, add a variety of trace metal oxides, mixed molding, an overvoltage protection device sintering assembly, the outside encapsulating epoxy resin which can add. Epcos tdk s20k varistors are available at mouser electronics. If it reads nearly infinite resistance, the varistor is still good. Varistor 150v rms 20mm radial online from elcodis, view and download s20k150 pdf datasheet, tvs varistors, movs specifications. Epcos tdk s20k50 are available at mouser electronics. Jun 01, 2019 k275 varistor datasheet pdf for ordering information see page ff, chapter leaded varistors.
K460, s10s14 k11 k680, s20 k11 k1100 iec delivery mode bulk standard, taped versions on reel or in ammo pack upon request. The ceramic disk is fitted with tinned copper wire and then coated with epoxy resin. Metaloxide varistors movs radial lead varistors za series. These statements are based on our knowledge of typical requirements that are often placed on our products. With the varistor removed from the circuit, you can now measure its resistance. Reproduction, publication and dissemination of this publication, enclosures hereto and the information contained therein without.
Multiple pulse mp disk varistors, s20 multiple pulse important information. S20k275 datasheet, s20k275 datasheets, s20k275 pdf, s20k275 circuit. General technical data climatic category operating temperature storage temperature electric strength insulation resistance response time to iec 600681 to cecc 000 to cecc 000 to cecc c kvrms m ns. The facility certification program evaluates a facilitys esd program to ensure that the basic requirements from industry standards ansiesd s20. Variable resistors, such as the potentiometer and the rheostat, have ohmic characteristics. The power so developed must be within the specifications shown on the. A global provider of products, services, and solutions, arrow aggregates electronic components and enterprise computing solutions for customers and suppliers in industrial and commercial markets. Buy b72207s0350k101 epcos tvs varistor, mov, 35 v, 45 v, standard series, 110 v, disc 7mm, metal oxide varistor mov at element14. Epcos leaded varistors,alldatasheet, datasheet, datasheet search site for electronic. They are intended for use in a variety of applications from low voltage dc to offline boardlevel protection. The epcos b722 standard series are round shaped radial leaded, siov metal oxide varistors. Siov metal oxide varistors leaded varistors, standard series seriestype. The term is only used for nonohmic varying resistors.
Some parts of this publication contain statements about the suitability of our products for certain areas of application. Metaloxide varistors movs radial lead varistors za series description the za series of transient voltage surge suppressors are radial leaded varistors movs designed for use in the protection of low. Offer s20k510 epcos tdk from kynix semiconductor hong kong limited. Users should verify actual device performance in their specific applications.
No breakdown superior, s20 series leaded varistors. When the circuit is exposed to a high voltage transient, the varistor starts to conduct and clamps the transient voltage to a safe level. These varistors have wide operating voltage range from 11vrms to 1100vrms. Pdf 10mm 14mm varistor s14 k175 varistor k175 s14 k440 varistor s14 k1 s20 k175 k175 varistor s10 k175 k175 varistor k175 epcos epcos varistors. Varistor is pressing device of a the most used limit.
Circuit protection from transient voltage by varistor. The radial leaded disc type is the most common version. Bulk standard, taped versions on reel or in ammo pack upon request. Check to make sure the withstanding surge current of the varistor. Turn the multimeter on and set it to read resistance times ohms. The specified voltage shall be applied between both terminals of the specimen connected together and the electrode inserted between the metal balls. An january harris suppression products varistor testingmaintenance field maintenance testing is done to verify that the varistor is still providing the intended protection function. S20k420 varistor 420vrms 20mm radial epcos inc datasheet pdf data sheet free from datasheet data sheet search for. However, when the surge voltage exceeds the varistor voltage, the impedance across the varistor terminals decreases sharply. Leaded varistors epcos your require pages is cannot open by blow reason. May 15, 2019 an january harris suppression products varistor testingmaintenance field maintenance testing is done to verify that the varistor is still providing the intended protection function. Pspice b80 epcos varistor varistor s14 s14auto s20 metal varistor epcos b32 etfv14 e4r1 var0592xe text.
Metal oxide varistors of the newly developed mp series. The name varistor is a portmanteau of varying resistor. Metaloxide varistors movs are available in a variety of form factors and sizes for a broad range of applications. Ul, csa, vde, cqc s0507, s10s14, s20, iec approved. Siov metal oxide varistors, leaded varistors, superiormp, s20 series. Disk varistors, s20 for the protection of consumer and industrial power supplies. Arrow electronics guides innovation forward for over 200,000 of the worlds leading manufacturers of technology used in homes, business and daily life. Specifications are subject to change without notice. Siov metal oxide varistors data book 2008 schmidmultitech sro. K275 varistor datasheet pdf for ordering information see page ff, chapter leaded varistors. The products described herein and this document are subject to specific legal disclaimers as set forth on. Epcos tdk k385 varistors are available at mouser electronics.
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