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Since the year 2000, the up to 400 Volt Direct Current (400VDC) powering interface for Telecom and Datacenters equipment has been standardized and industrialized as it brings advantages. Compared to 48 Volt Direct Current power solutions, it uses much less copper and the energy losses in cable are lower. Compared to Alternating Current uninterrupted power supply (UPS) benefits are simplicity higher...
Lead acid battery is the most popular as a backup power source for communication services. It's very rare, but there is a possibility of electrolyte leakage from inside of lead acid batteries by such as manufacturing defects. If leakage from battery occurs, a ground fault accident occurs, and may cause serious accidents. Since communication service is one of a key infrastructure in our life, it is...
Set the date range to filter the displayed results. You can set a starting date, ending date or both. You can enter the dates manually or choose them from the calendar.