AC input three-phase input rated voltage: 380V, 50HZ Voltage variation range: 380V ± 20% Frequency variation range: 50HZ ± 10% DC output rated value: 5A/230V Voltage regulation range: 180V-286V Output current limiting range: 20% - 105% × Rated current stabilizing accuracy: 0.5% Current stabilizing accuracy: 0.5% Ripple coefficient: 0.5% Conversion efficiency: 94% (full load output) Dynamic response: Recovery time 200S when 20% load jumps to 80% load, overshoot ± 2% Audible noise: 55dB Operating ambient temperature: - 5 --+45 3 Insulation resistance: Apply 500V/50HZ AC voltage between DC part, system part and ground, insulation resistance 2M Insulation strength: AC part Between the DC part and the casing, and between the DC part and the casing, a 2KV AC voltage of 50HZ is applied, without breakdown and flashover for one minute. 4. Remote control with four remote functions: on/off, equalizing/floating charge remote adjustment: output voltage and output current limit are continuously adjustable. Telemetry: output current and output voltage remote communication: on/off status, working status