Question:

How to choose UPS power supply

A group of small servers, about 4-7 nodes, the wave of TS10000 series. I think about 10kw ups enough, do not know what the choice of the brand, the battery can be used for half an hour enough, please help solve, thank you

Answer:

1, first check the rated power of each server, and then calculate the total load power; 2, how to use the environment? Is it in the room? Is there air conditioning? 3, the local grid environment how? Is it stable? 4, whether to consider expansion later? That is, later to increase the server or other load to UPS to bring? UPS manufacturers are now many models, according to the specific use of the situation to be. Such as the environment is good, the quality of the grid Ye Hao, the future does not consider the expansion, the choice of high-frequency UPS, such as the mountain, but the current market, the name of the brand of a lot of UPS brand, fish eyes, pay attention to the selection of Shenzhen Hills, the quality is more secure ; If you want to consider the future expansion, may consider the use of modular UPS, such as GA, should be the current module machine bigger, but the price will be more expensive; such as the use of poor environment, power quality is not stable, then Selection of frequency series of UPS, such as domestic brands Branch Hua, the current industry evaluation is good, stable quality.
Domestic brands are also good, and cost-effective, such as Kehua, Keshi Da and so on. Mainly to do better service, or if something goes wrong, they do not understand, very anxious.
10kw ups battery can be maintained for half an hour, the battery should be great, I recently considered to friends with a battery in series directly to a group of server power supply. May be better!
The best of course is the APC, but the price is higher, would like to cheap, then you can choose Hill special
When selecting a UPS power supply, you need to know the following information about these devices: The length of time the UPS battery is powered, whether the UPS provides a warning system to the server when using the standby power supply, whether the UPS contains power conditioning functions that can eliminate the input transient noise, how the battery life and how its performance degrades over time When the battery is no longer able to provide backup power when the device is issued a warning, when the need to replace the battery. UPS (Uninterruptible Power System), that is, uninterruptible power supply, is the battery (mostly lead-acid maintenance-free battery) connected with the host, through the host inverter and other modules to convert DC power into the main system equipment The Mainly used for a single computer, computer network systems or other power electronic equipment such as solenoid valves, pressure transmitters, etc. to provide a stable, uninterrupted power supply.

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