UPS uninterruptible power supply typically uses AC power. When the AC power is turned off, it can quickly switch to the battery output inside the UPS, so that it can continue to be used when the power is turned off, and not. -connected devices are also cut off.
The power supply of the lithium battery is the direct output power of the battery, which is equivalent to switching to the output power of the battery inside the inverter after power off. inverter voltage.
Are the batteries used in UPS lead acid or lithium batteries more durable?
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What type of battery is used in UPS uninterruptible power supply? How many volts? Is it a combination?
Lead-acid batteries can generally be charged and discharged within 300 times, havememory and have a lifespan of approximately two years. And there is liquid in the lead acid battery. After a period of consumption, if you find that the battery is hot or the charging time becomes shorter, you should replenish the liquid. Lithium batteries have strong durability, slow consumption, can be. charged and discharged more than 500 times and has no memory. Generally, the lifespan is 4 to 5 years.
There are several types of internal batteries in regular UPSs. Most 300VA UPSs are 6V, and a few are 12V. Unnamed 500VA UPSs use 6V, and most good quality ones are 12V. 1KVA UPSs have 12V and 24V Yes, those above 3KVA are basically external batteries. A battery bank is made up of N batteries connected in series. The largest UPS I have seen uses 16 batteries in series with a voltage of 192V. .
UPS (Uninterruptible Power System), i.e. uninterrupted power supply, is a constant voltage and constant frequency uninterrupted power supply which contains an energy storage device and uses an inverter as the main component. It is mainly used to provide uninterrupted power supply to a single computer, computer network system or other power electronic equipment. When the mains input is normal, the inverter stabilizes the mains voltage and supplies it to the load. At this time, the inverter is an AC mains voltage stabilizer and also charges the internal battery when the mains power is interrupted (accidental power supply). failure) When the inverter is working, the inverter will immediately continue to supply 220V AC power to the load through the inverter conversion method from internal battery power, so that the load can maintain a functionnormal operation and protect the software and hardware from charging. Shame. UPS equipment typically provides overvoltage and undervoltage protection.