Could your choice of power supply help in your quest to earn a certification under the Leadership in Energy and Environmental Design (LEED) program? Eaton suggests that it can, and it is holding up one of its three-phase power protection products as an example.
According to Eaton, the...
A battery backup is also known as an uninterruptible power supply (UPS) and provides electrical power for a short period of time when utility power is unavailable. A UPS safeguards telecommunications equipment, computers, printers, and other electrical equipment from power surges and loss of...
There are a number of situations when you need power back-up. If you are working on an important project and suddenly utility power supply gets failed, then it may result in data loss. This situation compels you to have UPS power systems. The system is a source which offers power supply to...
Do you have a hair dryer? It is powerful, it is weighty and most reliable. But it has one a small drawback - it's big! It isn't very comfortable to use such hair dryer everyday or when you travel. You need a small, lightweight and powerful hair dryer. You need a compact hair dryer. This is a...
The LM78XX series including the LM7812 device are three terminal positive regulators available in the TO-220 package and with several fixed output voltages, making them useful in a wide range of applications. Each type employs internal current limiting, thermal shut down and safe operating area...
Uninterruptible power supplies are almost as exciting as photocopiers, and the buying decisions surrounding them are usually predicated upon the nearest box with a plug at one end and a battery inside. It’s easier to develop a consuming interest in zucchini....
The computer power supply is extremely critical to the operation of your computer. It provides electricity to the components and it also prevents the computer from starting up or operating if the correct power levels aren’t present.
Power supply failure can damage components. ...
Product safety is very important to me because I’ve accidentally used a defect appliance and hurt myself (it was an iron, by the way). Thankfully, it wasn’t serious. Since then, I learned that I need to practice better safety measures whenever I use ANY household appliance. You may...
I have owned a 23″ Cinema Display for the past one and a half years and I really enjoy using it. It recently stopped working and would not wake up from sleep. The problem turned out to be the power supply brick which I just replaced for $80 (including shipping).
I did suspect...
An uninterruptible power supply, also uninterruptible power source, UPS or battery backup, is an electrical apparatus that provides emergency power to a load when the input power source, typically the utility mains, fails. A UPS differs from an auxiliary or emergency power system or standby...
You need to be aware of a few issues if you are building your own computer system or checking out pre-configured systems. Two of the most important issues are hardware compatibility and the selection of a power supply unit that can power the computer’s hardware. It is always recommended to...
The availability of food is called UPS, the physical concept is the use of deadline, UPS is the normal execution time and the ratio of the time. According to this definition to improve the availability of UPS, there are two options: one is to increase the UPS MTBF, the second is to reduce Mean...
The three main types of UPSs are:
standby (offline)
online
line interactive
In the following, “input power” refers to power obtained from the utility, and “load power” refers to power supplied by the UPS to the load.
Offline (or standby) UPSs are...
The first hair dryer was the vacuum cleaner! Around the turn of the century, women dried their hair by connecting a hose to the exhaust of their vacuum cleaners. In early models, the front of a vacuum cleaner sucked air in, the back blew air out, and the hose could be attached to either end....
Alfa Power Solution was started with the objective to innovate, constantly improve, and deliver a range of electronic products like power inverter, UPS power system, float charger etc. that deliver greater productivity and higher value to our customers while increasing its business opportunities....
Ningshing was founded in 1988 and was re-organized into a share-holding company in 2002,After more than ten years of consolidation and development, Ningshing has been gradually shaped into a diversified company with primarily six lines of business including Import& Export Trade,Real...
