DD48D50NZ-S-2 has small volume, high conversion efficiency and stable performance; Air cooling and heat dissipation, wide working environment; Metallized packaging, dust and moisture proof, strong anti-interference ability; Wide input range, strong power grid adaptability; Good electromagnetic compatibility, and all technical indicators meet the requirements of DL/T1074-2019 Integrated DC and AC Uninterruptible Power Supply Equipment for Electric Power; It supports hot plug and can be hot plug with high safety factor. It has multiple protection functions such as output short circuit, output overvoltage, fan failure, etc; The output power is stepped, and the power decreases gradually when the input voltage exceeds the range; Display the alarm status of input/output overvoltage/undervoltage alarm, fan fault, current limiting, etc; Low power consumption in standby mode. When the module is in the shutdown sleep or no-load standby mode, the module loss is ≤ 5W.