Communication power AC220V / DC48V / 25A Details: HET series of high-frequency switching rectifier modules are specially designed for small and medium communications, power system work environment and in accordance with international standards of design, for a variety of small switching equipment, microwave communications, digital products , fiber optic transmission and other communications, power supply unit. HET series with high-frequency switching rectifier modules can be easily composed of telecommunications, power equipment supply system. HET series high frequency switching rectifier module and can be used independently, but also free to use in parallel. Product Specifications Item Measuring Condition MIN TYP MAX Unit Input voltage range Output 53.5V / 25A 170 220.0 260 V power surge input 220V, 10 A full load output voltage range input 220V, continuously adjustable 42 53.5 58.5 V Output Current Input 220V, Output 26.5 V 25.0 Adc output current limit input 220V 11 A load regulation input 220V, Output 5% to 100% full load 0.5% grid regulation Input 170 ~ 260V output 53.5V / 25A 0.1 0.1% telephone balance weight noise input 220V, full load 300 ~ 3400HZ 2 mV peak bee a noise input 220V, full load 0 ~ 20MHZ 100 mV broadband noise input 220V, output 53.5V / 25A 3.4 ~ 150KHZ 50mV 0.15 ~ 30MHZ 20mV noise discrete input 220V, output 53.5V / 25A 3.4 ~ 150KHZ 5mV 150 ~ 200KHZ 3mV 200 ~ 500 KHZ 2mV 0.5 ~ 30MHZ 1mV efficiency input 220V, 86% of full load dynamic response of 20% to 100% step load step 100us 80 ~ 150 V grid 100us Input protection (output 50% load) over voltage protection, shut down the output 264 V power grid normal and restore output 250 V output overvoltage protection overvoltage protection, turn off the output 59.0 V temperature coefficient input 220V, full load 0.0002 1 / ℃ operating temperature above 40 ℃ is 50% full load -10 +50 ℃ Storage temperature -40 +85 ℃ MTBF 100,000 hours Weight 7.5 Kg