China HS code interpretation guide

List of the table of contents of this article:

• 1, The impact of unstable or frequent power outages on the UPS power supply system of the machine room
• 2,What time is the ups system applied in the data room
• 3, How to choose the UPS power supply in the computer room?
• 4 、What is computer room ups
• 5, How to choose the UPS power supply in the computer room?

The impact of unstable mains power or frequent power outages on the UPS power supply system of the computer room

will not have an impact. In addition to the backup UPS, the UPS power supply has Voltage stabilization function.

In addition, unexpected natural and man-made accidents, such as earthquakes, lightning strikes, power transmission and transformation system breaks or short circuits, will endanger the normal supply of electricity, thus affecting the normal operation of the load. These problems with mains power will cause problems such as power outages in UPS, so that people mistakenly judge that UPS is faulty, but the real cause of the failure is not found.

Don't switch on and off too frequently. It's better not to turn off the UPS. 2) Low voltage does not have much impact on the UPS machine itself, but has a great impact on the battery in the machine. 3) Maintenance is very important. ( Hygiene, temperature, etc... If the city power has not been stopped for more than three months, you can discharge it yourself once. 4) Don't overload frequently.

If the mains power is abnormal, the generator can not be processed or started to supply power. 4) Replace the damaged open, switch or fuse.5) Check the UPS mains power detection loop. When the mains power is normal, the UPS output is normal; after the mains power is cut off, the load is also cut off. Possible causes of failure: 1) Because the mains power is often low-voltage, the battery is undervoltage.

Influential. UPS can stabilize the output voltage when it is working normally, but when there is a failure or power outage in the power grid, the UPS will immediately start the battery to supply power. At this time, the UPS will reduce the grid voltage to a certain level to ensure the normal operation of the power grid equipment.

When is the ups system applied in the data room

This is basically a "never stop The power distribution system of "electricity" allows the performance of "non-power" maintenance and overhaul operations, which can increase its availability to 9999%, and the annual downtime of the network computer room is less than 26 minutes. Data center computer room UPS power supply system maintenance management practice.

UPS means "uninterruptible power supply" in Chinese, which is the abbreviation of "Uninterruptible Power Supply" in English. It can ensure that the computer system continues after a power outage.Continue to work for a period of time so that users can save the disk urgently, so that you do not affect your work or lose data due to power outages.

When the mains power fluctuates, the inertial flywheel does not respond to the interference after a short-term voltage mutation, which ensures the stability of the output voltage; the city power outage relies on the inertia of the flywheel to extend the rated voltage for another 5 seconds, due to the storage of data information.

How to choose the UPS power supply in the computer room?

1. First of all, determine how powerful your device is. Generally speaking, the power of an ordinary PC or industrial controller is about 200W, the power of the Apple computer is about 300W, and the server is between 300W and 600W. The power value of other devices can refer to the instruction manual of the device.

2. The relatively large brands are: APC, Emerson, Easyster, etc.But the prices of these big brands are relatively expensive. There are also some small brands, such as American Shante, Hongyi and so on.

3、. As the basic power supply equipment,China HS code interpretation guide the most important thing is reliability of UPS. Generally speaking, the MTBF (average failure-free time) of higher-power UPS is much higher than the MTBF of small-power UPS.

4. If you load 10KVA, you need to choose an ups greater than or equal to 10KVA. The power of ups is: 0.8. If ups is 10KVA: 100,000*0.8=8000W.

What is computer room ups

UPS is an uninterruptible power supply (Uninterruptible PowerThe English abbreviation of System) means uninterruptible power supply system or non-stop power supply system. That is to say, once the mains power is out of power (power outage), the backup power supply continues to supply power to the original load almost without interruption.

UPS (uninterruptible power supply) computer room is a facility dedicated to providing power backup and stable supply. It can be automatically converted into a backup power supply in case of power interruption to ensure the normal operation of key equipment.

UPS means "uninterruptible power supply" in Chinese, which is the abbreviation of "UninterruptiblePowerSystem/UninterruptiblePowerSupply" in English, which can ensure that the computer system is out of power outages. Continue afterWork for a period of time so that users can store disks urgently, so that users do not affect work or lose data due to power outages.

The computer room UPS is the English abbreviation of uninterruptible power supply, which is an important external equipment that can provide continuous, stable and uninterrupted power supply. In principle, UPS is a power electronic device that integrates digital and analog circuits, automatic control inverters and maintenance-free energy storage devices.

What does ups mean? It is an uninterruptible power supply, which belongs to an energy storage device. The power supply system is normal, and its internal stored electricity is not consumed. Once the power supply system fails, its internal stored electricity is used to maintain normal power supply, which effectively reduces the economic losses caused by the failure of the power supply system.

computer room UPS (uninterrupted)The working principle of power supply) is to ensure the continuous power supply in the event of power failure or voltage fluctuations in the power grid to maintain the normal operation of computer equipment and key systems. The following is the basic working principle of the UPS in the computer room: Power input: UPS first obtains electricity from the power supply network.

How to choose the UPS power supply in the computer room?

1. The choice of UPS configuration should be consistent with its availability needs, and its own budget should be set according to the potential losses of data center downtime. Cooling facilities. Increase the cold load for the IT facilities of the data center according to the selected UPS system.

2. C. Determine whether the load will be increased in the computer room in the future. If the load is increased, you need to choose a larger ups power supply accordingly.

3. You can choose from three points: load power size, input and output voltage, and how long it takes to be powered by the ups power supply after a power outage.

4. When choosing UPS, users should first consider personal needs such as the size of the load, the characteristics of the load device, the importance of the load device, and the degree of impact of bad power on the load. 2) First of all, understand the need to consider the performance of backup, online, online interactive and other products.

5. Places that need ups uninterruptible power supply to provide stable power supply are more inclined to choose big brands with reliable product quality and stable after-sales service. As far as the market is concerned, everyone has a high degree of recognition of UPS uninterruptible power supply products of brands such as Schneider, Rogrand and ABB.

6. Choose suppliers who can provide high-quality after-sales service and pay attention to the brand of the product. ( 5) Comprehensively consider the importance of the information processed by load equipment, the requirements of various electrical facilities for power supply quality, power installation and space requirements and investment scale, etc.