Minggu, 26 Oktober 2014

What To Consider When Choosing UPS

By Armando Rodriguez


There are some devices that offer battery backup service to computer and other peripherals especially during power blowouts. Such backups are known as Uninterruptible Power Supply (UPS) systems. Their purpose is to allow devices shut down properly during power outages without damage. They also correct power supply issues such as over-voltages. You normally would need to consider some factors before choosing UPS system for an office.

Ensure that you choose a UPS that has enough power supply. Peripherals attached to your computer should not demand more power than your UPS battery capacity. A good battery backup system should detect the power output and make an alert if over-voltages or power insufficiency is noted. Some devices may also require more power on start up or during heavy usage; and furthermore, you might need to invest more to get better UPS system.

Another important factor to consider is the backup run time which determines how long the UPS will supply power. Some UPS might last for a short period of less than 30 minutes depending on its power output. Desktop computers require more power that the laptop. The UPS should offer a long period of use and should not cut power supply without an alert. This may damage your computer or devices.

Another type of UPS system is on-line interactive type that features an inbuilt transformer. The system will detect changes in power supply to ensure that your computer hardly goes to battery power unless the current supply is too low. It is not advisable to use such a UPS system during a frequently power interrupted period to avoid consecutive switching to battery power, since such a process may impact negatively on the battery capacity or lifespan.

The other kind of UPS system is the dual compression type that is the most advanced battery protection and backup mode. Power is broken down to DC and perfectly reconstructed to AC by the inverter with no transfer switching time. The process will eliminate any incoming line noise or surge, as it adjusts high or low voltages and producing perfect AC power. This will ensure that your battery power remains intact unless when there are power outages.

You may also find another UPS system known as the dual conversion type that is considered the most effected power backup. The system is packed with an inverter that convert power supply to DC and later to AC after ensuring no power oversupply is noted. The process works out without notable transfer time. This efficiency eliminates the incoming line noise or surge because the inverter corrects any underlying problem. Thus over voltages, under voltages and related issues cannot damage your battery or the computer.

It is also of importance to consider how your backup system output power. This has to do with the actual sine wave power from an AC current. Some backup systems may not output the correct sine wave power but instead convert the power to square wave. This may not support power consuming devices like wireless routers and they may go off or get damaged in the process. To ensure you get the best value for money, consider trying the dual conversion UPS systems.

It is also critical to consider the UPS power outlet or socket where you plug in devices. Some battery backup systems may have sage only outlets that offer protection only against electrical noise and surges but not outages or blowouts. A good UPS should also have cable ports, phone jacks and Ethernet that allow their protection against surges and spikes.




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