B72230M0321M401

Metal Oxide Varistor Thermal Protective Varistor Series/Type: Ordering code: MT30*** B72230M ***M401 Date: Version: 2020-01-10 b Content of header bars 1 and 2 of data sheet will be automatically entered in headers and footers! Please fill in the table and then change the color to "white". This ensures that the table disappears (invisible) for the customer PDF. Don't change formatting when entering or pasting text in the table and don't add any cell or line in and to it! Identification/Classification 1 Metal Oxide Varistor (header 1 + top left bar): Identification/Classification 2 Thermal Protective Varistor (header 2 + bottom left header bar): Ordering code: (top right header bar) B72230M ***M401 Series/Type: (bottom right header bar) MT30*** Preliminary data (optional): Department: PPD VAR PD Date: 2020-01-10 Version: b  TDK Electronics AG 2019. Reproduction, publication and dissemination of this publication, enclosures hereto and the information contained therein without TDK Electronics' prior express consent is prohibited. Metal Oxide Varistor Thermal Protective Varistor B72230M ***M401 MT30*** Applications  Surge protection device  AC/DC distribution  Inverters  UPS(Uninterruptable Power Supply)  Telecommunication  Household application Feature  High peak surge current up to 25 kA  UL1449 recognized, Type 1CA (file number E321126)  SCCR rating up to 200 kA  Remote Signal Contact  Compact size with patented over-molding design  Compliance with UL1449-4 and IEC61643-11 SIOV Nomenclature MT = TDK Electronics ThermoFuse varistor MT series 30 = Rated disk diameter (mm) K = Tolerance of Vv at 1 mA: ±10% 150~750 = Operating max. AC voltage M4 = Typical design PPD VAR PD Please read Cautions and warnings and Important notes at the end of this document. 2020-01-10 Page 2 of 10 Metal Oxide Varistor Thermal Protective Varistor B72230M ***M401 MT30*** Dimensional drawing in mm P1 P1 S1 S2 P2 Type Name MT30K150M4 MT30K320M4 Ordering Code B72230M0151M401 MT30K385M4 B72230M0381M401 MT30K420M4 B72230M0421M401 MT30K510M4 B72230M0511M401 MT30K550M4 B72230M0551M401 MT30K680M4 B72230M0681M401 MT30K750M4 B72230M0751M401 B72230M0321M401 PPD VAR PD Please read Cautions and warnings and Important notes at the end of this document. 2020-01-10 Page 3 of 10 Metal Oxide Varistor Thermal Protective Varistor B72230M ***M401 MT30*** Electrical data Note: the following technical specification is applicable for primary side Maximum Ratings (85 °C) Norminal surge current max. operating voltage Type-SIOV (8/20 µs) *) Max. surge current (8/20 µs) *) max. energy absorption (2 ms) average power dissipation RMS Voltage [V] DC Voltage [V] [kA] [kA] [J] [W] MT30K150M4 150 200 15 25 215 1.2 MT30K320M4 320 420 15 25 445 1.2 MT30K385M4 385 505 15 25 600 1.2 MT30K420M4 420 560 15 25 700 1.2 MT30K510M4 499 670 15 25 750 1.2 MT30K550M4 499 750 12.5 25 750 1.2 MT30K680M4 680 895 12.5 25 940 1.2 MT30K750M4 750 970 10 25 1025 1.2 *) acc.IEC61643-11 Characteristics (25 °C): typical capacitance Varistor Voltage (Vv) at 1 mA Voltage Protection Level [V] [V] (1 kHz) [pF] MT30K150M4 240（228-270） 600 3250 MT30K320M4 510±10% 1000 1600 MT30K385M4 620±10% 1250 1250 MT30K420M4 680±10% 1350 1150 MT30K510M4 820±10% 1750 950 MT30K550M4 910±10% 1800 900 MT30K680M4 1100±10% 2100 710 MT30K750M4 1200±10% 2200 500 Type-SIOV PPD VAR PD Please read Cautions and warnings and Important notes at the end of this document. 2020-01-10 Page 4 of 10 Metal Oxide Varistor Thermal Protective Varistor B72230M ***M401 MT30*** v/i characteristic Derating curves Maximum surge current imax = f (tr, pulse train) MT30 100000 imax. tr 10000 1 x 15 x 1000 10^2 x 10^3 x I max [A] 10^4 x 10^5 x 10^6 x inf. 100 10 1 0.1 10 100 1000 t r PPD VAR PD Please read Cautions and warnings and Important notes at the end of this document. 10000 [μs] 2020-01-10 Page 5 of 10 Metal Oxide Varistor Thermal Protective Varistor B72230M ***M401 MT30*** General technical data: Climatic category to IEC 60068-1 40 / 85 / 56 Operating temperature -40…+85 °C Storage temperature -40…+85 °C Response time < 25 ns Coating material UL94-V0(Black color) Ingress Protection IP20 Electric Strength ≥2500V(AC) Application altitude