Competitive Price MCB Stm2-63 3p 63A Miniature Circuit Breaker

Product DescriptionGENERAL  STM2-63 series high breaking capacity mini circuit breaker is used in AC50/60Hz, rated voltage of 230V3, 4 poles 400V, rated current to 63A for overload and short-circuit protection as well as for unfrequented switching under normal case.It is used extensively for industry, commercial and household.This product conform to IEC60898 standard.1. Application:For protecting cables and equipments against overload and short circuit.2. General rules for choosing MCB.a. Technical data of the network at the point consideredThe earthing systems,short-circuit current at the circuit breaker installation point,which must always be less than the breaking capacity of this device,network normal voltage.b. There are 3 curvve characteristics for magnetic operation:B curve (3-5In) protection and control of the circuits against length cables in TN and IT systems.C curve (5-10In) protection and control of the circuits against overloads and short-circuits; protection for resistive and inductive loads with low inrush current.D curve (10-14In) protection and control of the circuits against overloads and short-circuits; protection for circuits which supply loads with high inrush current at the circuit closing (LV/LV transformers,breakdown lamps.)Specification:ModelSTM2-63 MCBPole1P,2P,3P,4PRated Current(In)1,2,4,6,10,16,20,25,32,40,50,63ARated Voltage(Un)AC230(240)/400(415)VRated Frequency 50/60HZTripping curveB,C,DMagnetic releasesB curve: between 3and 5 InC curve: between 5and 10InD curve: between 10 and 14InElectro-mechanical enduranceover 6000 cycles  Standard IEC/EN  60898-1ElectricalfeaturesRated current InA1,2,4,6,10,16,20,25,32,40,50,63PolesP1,2,3,4Rated voltage UeVAC   240/415Insulation voltage UiV500Rated frequencyHz50/60Rated breaking capacityA45,006,000Rated impulse withstand voltage(1.2/50)UimpV4000Dielectric test voltage at ind.Freq.for 1 minKv2Pollution degree 2Thermo-magnetic release characteristic B,C,DMechanicalfeaturesElectrical lifet4000Mechanical lifet10000Protection degree IP20Reference temperature for settingof thermal elementºC30Ambient temperature(with daily average ≤35ºC)ºC-5~+40(Special application please refer totemperature compensation correction)Storage temperatureºC-25~+70InstallationTerminal connection type Cable/Pin-type busbarTerminal size top/bottom for cablemm225AWG18-3Therminal size top/bottom for busbarmm225AWG18-3Tightening torqueN*m2In-lbs18Mounting on DIN rail EN 60715(35mm)by means of fast clip deviceConnection From top and bottomOur Services:Competitive price Continuance Service and supportGood-after serviceQuality Reliability and Long Product Life.FAQQ 1. what's the payment term?   A. We accept TT,30% deposit and 70% balance agaisnt copy of BLQ 2. how's the delivery time ? A. usually it will take about 25 days for productionQ 3. tell me the standard of package?   A. Normally are cartons, but also we can pack it according to your requirement.Q 4.Would you accept to use our logo ? A.If you have good quantity,it absolute no problem to do OEM.Q5. Can i take some samples?A: Yes, we support to take samples before place the order. Just feel free to contact with us if you have any requirements.Q6. Are you original Factory?A: Yes, we have our own factory .Q7. How can you make sure the quality of the products?A: We will accord to international quality standards to inspect every item before leaving our factory.If you have more questions, please contact us at any time:/* January 22, 2024 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(",").forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1