UPS power supply, input: 22.5 VDC ... 30 VDC, output: 24Vdc (Normal Operation) Current: 20A, input frequency: 45 to 65Hz, 1% ripple, 4kV isolation between input and output cross-section Input / Output connection: minimum 0,5mm² and 10mm² maximum connection via Combicon system (pluggable). QUINT-DC-UPS Type / 24DC / 20. Phoenix Contact._x000D_