1kva 220v 50Hz/60Hz high frequency online ups power supply

* With double conversion online design, zero output transfer time; * Adopt DSP digital control, excellent performance indicators, more steady and reliable; * Ultra-wide input voltage range , input voltages available 115V instead of turn to battery power; * With LCD+LED real-time display, UPS operating available for Detection; * With self- detection function, can detect hidden faults of UPS; * Cold start by battery without grid Input; * Output power factor 0.9, stronger load capacity, efficiency reach 90%, reduce loss of UPS; * With input neutral and live line detection function, avoid the reverse connection of UPS utility input; * Standard RS232 communication outlet. Available SNMP card (optional) to UPS remote monitoring function.