OUTPUT VOLTAGE ADJUSTMENT RANGE: 24 VDC USABLE POWER: 480 W INPUT VOLTAGE: 220 - 240 VAC FREQUENCY: 50 - 60 Hz OUTPUT CURRENT: 20 A OUTPUT VOLTAGE: 24 VDC SECURITY: - overvoltage protection - overload protection - short-circuit protection EFFICIENCY: 89% IP RATING: IP 20 WORKING TEMPERATURE: -20°C ~ +70°C DIMENSIONS: 140 x 85 x 125 mm