PTC-Widerstand MZ2B

MZ2B series-Telecom CPTC Resettable FusesFeatures Radial leaded devices Aids compliance with: - ITU-T K.20, K.21, K.45 Narrow resistance tolerance RoHS compliant*Applications Used as a secondary overcurrent protection device in: Customer Premise Equipment (CPE) Central Office (CO) Access equipmentElectrical CharacteristicsModelMax. Voltage WithstandRated Resistance (RN)Packing Resistance MatchingHold CurrentTrip CurrentImax@ 230VACTime to Trip @Imax/ 230vacVrmsOhmsOhmsAmps@40Amps@25AmpsSecondsMZ2B-7R2506 121.00.080.16<3<0.3MZ2B-20R25018 241.00.090.18<3<0.2MZ2B-40R60036 441.00.050.12<3<0.1MZ2B-50R60040 601.00.050.12<3<0.1Test Procedures And Requirements For Model CMF-RLC SeriesTest Test Conditions Requirements* Lightning Surge ..................................10/1000 μs / 1k V / 25 A / 30 Cycles, every 3 Min. ..................................(Ri-Rf) / Ri < ±10 % Power Induction..................................600 V, 1 A, 1 Sec., 10 Cycles, every 1 Min. ..............................................(Ri-Rf) / Ri < ±10 % Power Contact ....................................230 V, 23 A, 15 Min. ..................................................................................(Ri-Rf) / Ri < ±10 % Overvoltage Withstand ......................380 V, 3 A, 4 Hours, 1 Time ......................................................................(Ri-Rf) / Ri < ±10 % Failure Mode ......................................600 V, RL=0, 60 Min, 1 Time ....................................................................(MZ2B-50R/MZ2B-40R) Ri = R initial Rf = R final ** Circuit disconnected or high reinforce is acceptable.