HUAWEI Olt Rectifier ETP4890-A2 90A AC to DC 48V POWER Converter Product Description: ETP4890-A2 is a box DC power supply system with a wide range of application scenarios. It can be compatible with three rectifier modules: 15A high efficiency, 15A standard efficiency and 30A high efficiency. Each functional unit of ETP4890-A2 system adopts standardized size design, and different power units are mixed to form different configuration of box power supply. The system can adapt to wide range AC input, and has perfect battery management and remote monitoring functions. Basic parameters: Rated capacity: 45A/90A AC input voltage: 85-300 VAC, rated voltage: 220 VAC AC input frequency: 45-65Hz, rated value: 50Hz/60Hz Power factor: >, 0.99 Output voltage: 42-58 VDC, default output 53.5 VDC Access Line & Maintenance: Pre-operation and Pre-maintenance Rectifier module: 15A/30A Heat Dissipation Mode: Natural Heat Dissipation Installation: 19-inch rack, 21-inch rack or embedded cabinet installation Protection Level: IP20 Environmental indicators: Operating Temperature: -40 ~+70 Temperature Working humidity: 5%-95%(no condensation) Altitude: 0-4000m (in the range of 2000-4000m, the temperature index decreases by 1 C for every 200 m increase) AC Distribution: AC input mode: 380V three-phase/220VAC single-phase/110V double-fire line AC output: not involved AC input lightning protection: not involved DC Distribution: Battery branch: 1 x80A open Load branch BLVD: 1 x 10A open, 1 x 32A open, 2 x 40A open Load Protection Branch LLVD: Not involved Monitoring Unit: Perfect Battery Management Battery Floating Charge Management Battery Temperature Compensation Real-time alarm light/LCD System Control Rectifier Module Voltage/Current Adjustment Rectifier Module Switcher Controls Battery Turn on and Off Sleep management, according to the load size, automatically adjust the sleep mode of rectifier module, reduce energy consumption Remote monitoring: Support dry contact alarm output (optional signal transfer box) Support RS232/RS485/Ethernet Default configuration: Input:100-120V / 200-240V Output:48V,90A Rectifier module: R4830G1/R4830N2 3PCS Monitoring module SMU01C 1PCS Apply to:Huawei/Fiberhome/ZTE OLT Product Features: Rectifier module meets CE, TUV and UL standards High rectifier efficiency over 96% helps to save energy, derated output above 55в„ѓ, Small size, high power density Wide range AC input voltage Perfect module dormancy function Perfect battery management function The system module supports non-destructive hot-swap Technology Smooth capacity expansion Remote monitoring function Product application: If you are interested, please let us know the specific model. We will provide the best service and the best price! Pr
