Download here for Functional List, Dimension, Technical Specification, and Model Selection. DOWNLOAD POWER SUPPLY UNITModel: BSPS-3.0ABT Features; Single output with battery charger. Universal AC input. Built-in CPU to monitor and control. Supports bi-directional RS485 communication and TTL output status feedback to controller. Protections: Short circuit, Overload, Over voltage, Battery low protection, Over temperature. Cooling by free air convection. Can be installed on DIN rail. Built-in EMI filter and Low Ripple Noise. LED indicator for power on. Efficiency rate not less than 80%.