Cheap DC 28V Switching Power Supply

Product DescriptionThis series products adopt high frequency electronic switch changing technology,design and manufacture for air and military electrical equipment of 28.5V DC switch power,it a product instead of thyristor-controlled DC Source.Application:   It can be used in aircraft and on-board equipment, radar, navigation and other electronic equipment military,and other needs 28.5V or 24V DC power supply field.And for all panzer and tanks, planes, guns, the power to start using.Performance characteristics★Power devices using a new generation of IGBT,use of IGBT switching mode high-frequency low-loss characteristics,complete  energy conversion, with a small size, light weight, high efficiency, high reliability★Current-mode control with full-bridge conversion, PWM control, and slope compensation technique, without anti-bias magnetic capacitors in series, with fast dynamic response, shock load capability, the advantages of a reliable over-current protection★Intelligent monitoring using micro-chip computer to complete the power of intelligent control, LED / LCD panel display power supply operation parameters and working conditions; with a self-diagnostic features ,can remember the recent failures, improve maintainability ★Functional units and components, all designed to be modular structure, via the components of series expansion, small size, high efficiency, reliability and good maintainability★Machine with 19 "standard chassis structure, either alone or rack can be installedTypeXYH28-50XYH28-100XYH28-200XYH28-400XYH28-800XYH28-1000XYH28-1500XYH28-2000Circuit modeHigh frequency switching modeInputphaseSingle-phase wire + earth wireThree-phase three-wire or three-phase four-wire voltage220V±15%220/380V±15% frequency45~65HzOutputvoltageRated voltage 28Vdc / 5Vdc~40Vdc adjustable Voltage stability≤0.1%≤0.3% current50A100A200A400A800A1000A1500A2000A Wave voltage≤100mv250mv Voltage meter3Semi-Digital meter(28.0V)3Semi-Digital meter(28.0V) or 4 Semi-Digital meter(28.00V) Current meter3 Semi-Digital meter(0.1A)3 Semi-Digital meter(28.0V) or 4 Semi-Digital meter(28.00V)remote compensate functionWith remote voltage compensation function (0 ~ 2V)LoadAny kinds of loadProtectionWith over-voltage (32 ~ 35V), over-current, over temperature, short circuit (three-phase input, with phase protection) CoolingFan forced coolingWorking environmentTemperature: -20 ºC ~ +50 ºC, Humidity: 0 ~ 90% (non-condensing), continuous work, anti-dust (carbon brush powder and dust)Noise≤55dBPressureInput on the shell AC1500V/1min, no flash over breakdown phenomenon (to determine current 10mA)Insulation  resistanceThe output of the case ≥ 10MΩ (500V shake table)Protect gradeIP20/IP32(optional)MobileWith/without Trailer(optional)Circuit modePWM Width modulation switching modeStructure modeRackArkArk (From the drawer-type modules)Demension(L*W*Hmm)360*240*160360*440*160520*430*740620*430*880650*610*1550650*610*1750750*710*1550750*710*1950Output modeTerminalHot Product Company ProfileWhy Choose US?• Professional team for after-sale service 7*24• Experienced R & D team and profesional sales team•  OEM & ODM service, we will evaluate, design and produce your customized products•  Offer confidentiality agreement to protect your profit, with us your business will be in safe your money in safe.CertificationsWarranty:As our customer, you enjoy the following services:(1)One year repair for free of the complete machine;(2)technical Support(3) Within 24 hours for respond after receiving notification;(4) Cost maintenance forever.Packaging & ShippingFAQ1.Q:Are you manufacturer?    We are a professional power supply manufacturer with high reputation in this field. 2.Q.Do you have certificates for your products?  Yes,we have CE, standard certifications. 3. Q:Can we print our logo?      We can print your logo on both power adapter and package.4. Q: How is your production management and quality control system?    All our product process follows up ISO9001. Each process has technical instructors.The QC supervisors will regularly inspect the production. We will do products performance tests during production, and comprehensive quality tests when the products is completed./* 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