6u 48V DC Rectifier System 350A 21kw Switch Mode Power Supply for Telecom

19" 6u Subrack 220V AC to 48V DC Rectifier system Switch Mode Power Supply for telecom 210A:350A:(External dry contact port is optional)Product introduction:SPS series systems are compact and intelligent power system with capacity from 30A to 250A, containing rectifier modules, controller module, AC connection and DC connection. In addtion, easy installation to compact size add to the success of the system Product features:1.  19" 1U, 3U, 4U, 5U, 6U sub-rack, easy to be embedded into all standard kinds of telecom equipment;2.  System capacity from 30A to 350A;3.  PFC technique features the system high efficiency, energy-saving and up to 0.99 power factor;4.  Intelligent fan-cooling technique brings good cooling performance, low failure rate and high reliablity;5.  Fast on-line expansion of rectifier modules enabled by hot-swap;6.  N+1 rectifier module redundancy.Specifications:ModelSPS30-48  SPS60-48    SPS90-48     SPS120-48  SPS200-48  SPS210-48  SPS350-48  Rated Output Current30A60A90A120A200A210A350ARated Output Voltage53.5Vdc (42-58 Vdc)Output Power1740W3.6KW5.4KW7.2KW12KW12.6KW21KWAC  InputAC Input Voltage Range176~300Vac, 1phase/3wire (@ full load)220/230vac 1 ph tolerances: 85~300vac 323~480vac 3ph tolerances: 208~520vacAC Input Frequency45Hz ~65HzAC input Power Factor≥0.99AC transfer Efficiency≥91%≥92%AC Input Lightening Protection NA 1*50A/2P    ClassC SPD1*63A/2P     ClassC SPD   Class C SPD   Class C SPD Class C SPDDC Output Output Voltage Range42~58 VdcCurrent Share±5%Load Regulation≤0.5%Voltage Regulation≤0.1%EnvironmentOperating Temperature(-20 to 50°C) (Rectifier Temp Range: -45°C to 75°C)Relative Humidity5%~95% RH, No CondensationConfigurationRectifier Module2*15A2*30A3*30A4*30A4*50A7*30A7*50AController1pc  (model: CAS-02 or CAS-03D)CAS-02: Big LCD, 6 DI/DO (external dry contact port-optional); CAS-03D:  4 DO/DI with dry contact port.DC Distribution1*30A1*60A4*32A/1P     4*16A/1P (customizable)2*63A/1P2*32A/1P  2*16A/1P(customizable)2*125A/1P (customizable)2*125A/1P (customizable)2*125A/1P(customizable)Battery Breaker//2*63A/1P or 1*100A/1P2*100A/1P 2*125A/1P2*125A/1P2*125A/1PAlarm Relay4pcs 4pcs 4pcs 4pcs 4pcs4pcs4pcsOthersStandardUL60950/EN60950, EN55022, RoHSCommunication PortSNMP, RS232/RS485, Dry contact(in-built)Subrack Dimension (W*D*H) mm482*330*44    (1U)482*330*44     (1U)482*330*132   (3U)482*280*176  (4U)482*490*222(5U)482*490*266(6U)482*490*266(6U)OptionalWall-mountedWall-mountedDC LightningProtection 2nd LVD,DC Lightning Protection2nd LVD,DC Lightning Protection2nd LVD,DC Lightning Protection2nd LVD;           DC Lightning Protection  /* 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