32 H-S81-HS Installation & Operation Manual — P/N LS10114-000HI-E:A 2/24/2015Parts of the H-S81-HS System Power Supply SetTechnical FeaturesPower Supply Unit SectionBattery Charger SectionCooling UnitProtectionsReference Standards• EN54-4• EN50081-2• EN50082-2• EN60950 (CEI-74-2)• Dimensions (H x W x D): 178 x 482 x 355mm• Input voltage: 110-240V~ (-15% - 10%)• Max. input current: See tab.1• Free-air operating temperature: -5 °C - 50 °C• Relative humidity: 93% non-condensing• Input voltage frequency: 50-60 Hz• Power factor (W/VA): 0.6 Typical• Protection class: IP20• Insulation between input and output: >2 M Ω (500VDC)• Insulation between input and ground: >2 M Ω (500VDC)• VLOAD voltage: 25VDC ±2%• VLOAD maximum current: 32A duplicated• VLOAD ripple: < 110mV pK-pK at maximum current• Battery voltage: 26.2 - 28.7 VDC compensated automatically• Resistance to mains voltage dips: >=20mS at maximum current• Maximum battery current: 6A• Maximum battery resistance: Internal resistance of the batteries and of the relevant circuits(Cables, terminals, fuses, etc.)• Type of cooling Forced ventilation (3 fans)• Fan absorption 100mA per fan• Fan average life at 40° C 80,000 hours• Line Fuse: T10A H 250V (5x20)• Protections: Over-voltage, short circuit and battery reverse polarity