SEO Blog

1710月 2017

In the Internet industry, the blackout affects the entire chain, while consumers in the end, they behoove blaming enterprises, while enterprises are suffering: company website system hosted in the IDC room, they are also victims. Although the power cutoff accident is due to equipment problems of power companies, but the ultimate responsibility for the outage will be on to the data center UPS power supply system.

In the power cutoff accident, to ensure the continuity of power supply, is the most basic and most important function of the UPS system, but it also has a steady voltage and frequency, filtering, anti electromagnetic interference, anti surge voltage and RF and other functions, to ensure IDC load get high quality power supply continued. In the rapid growth of Internet applications today, the importance of the data center further enhanced. The data center is no longer carrying the data itself, but the company’s core business, its reliability is the key to ensure the efficient operation of the enterprise’s core business. Data center system need to maintain stable operation, power supply is the foundation, to ensure the reliability of UPS power supply and therefore become the focus of the problem.

Unlike other devices, as the key to ensure the quality and continuity of the power supply system, UPS requirements on the reliability is not limited, the unlimited upgrade of the performance of UPS itself has been unable to meet the needs of the application, the equipment redundancy backup configuration design appeared. In other words, in order to make the network as much as possible to obtain “100% high availability”, it is necessary to eliminate the single point “bottleneck” hidden trouble in the whole set of UPS redundant parallel power supply system. Hence the need in the whole set of UPS power supply system, from the low voltage side / high voltage input transformer input power supply redundancy backup generator composed of the input end, until to the end user equipment of the entire UPS system configuration, must adopt redundancy design and configuration necessary, in order to obtain enough “error” function. Based on the above reasons, some equipment manufacturers provide the power supply scheme of double bus to customers in critical applications, the reliability of redundant “vendors to provide a dual bus output type power supply system can make the key load reached 99.99999%.

In fact, the reliability of the IDC, the power supply itself cannot be considered in isolation, the power supply and environment of the server room, including the management and monitoring of the infrastructure, are increasingly becoming a inseparable whole, as the foundation of all the technical and business applications, the system needs to be relatively independent and unified planning and construction. If there is no principle, power equipment or other infrastructure systems are with the core business growth stage investment, decentralized procurement, resulting in infrastructure of brand and equipment vary widely, cause compatibility problems and maintenance difficulties, it will lower the reliability of the whole room, eventually bring security risks.

It can be seen that building a highly reliable power supply system based on UPS is not as simple as buying a few devices. It needs to examine the performance of the equipment and configure the power supply system on demand. For equipment providers will need to have a deep understanding of data center applications and customer needs, need to have all aspects of technology and expertise of power supply and even the entire infrastructure system, which can provide the power supply, refrigeration, infrastructure management and other aspects of the full range of products, reasonable design of the overall solution for customers, while providing efficient technical support and maintenance. Only in this way, it can more effectively ensure the reliability and availability of the server room, make the network always online.

 

SOROTEC MPS9335 10-1200KVA Without Switch Cabinet Modular Uninterruptible Power Supply

1. Superior energy saving: Efficiency > 96% at 50%-75% rated load, and > 95% at 25% rated load; Input PF > 0.99,input THDi<3%
2. Easy-to-install: Top or bottom cabling, no need of input cabling cabinet.
3. Easy-to-maintain: Full front access, UPS, failed part can be replaced shortly.
4. Easy-to-modify: The number of batter y cells can be configured flexibly, so the original batteries can be used when modifying the legacy system; moreover, the battery cell can be replaced in time when it fails without interrupting the normal operation of modular uninterruptible power supply.
5. Extra large LCD that can display 13 language (Chinese ,English ,Russian, French ,Spanish and so on).
6. Provide large LCD touch screen (optional).
7. Each modular uninterruptible power supply modules provide 4.5KW charge capacity. equivalent to 10 to 12A.
8. Advanced DSP full digital control technologies realize higher system stability, online capacity expansion and maintenance.
9. Advanced distributed active parallel technology realizes parallel operation of 4 UPS units and online capacity expansion without centralized bypass cabinet.
10. Adaptive to severe power grid environment due to extra wide input voltage and frequency ranges.
11. Intelligent batter y management maintains batter y automatically to prolong the batter y life.
12. The machine system for modular structure, consists of 1 to 10 module’s biggest single module to 30 kw.
13. Modular uninterruptible power supply power module supporting hot swappable, capacity upgrade extremely simple.
14. Super ability for overload and short circuit, ensure the system stability and safety under the limit state of system.

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SOROTEC rackmount modular UPS

1010月 2017

Logistics support time refers to the time that from personnel (maintenance engineers) once informed to arrival the site and start maintenance.

Person: the fastest maintenance engineers are the users themselves, then followed by manufacturers, local maintenance engineers, and factory engineers with quick response capability (affected by the service responsiveness of the manufacturer and the means of transportation).

Object: the user site is ready to have enough spare parts can be replaced, if the manufacturers and local field offices dont have the spare parts, then need manufacturer to deliver spare parts to site. For modular UPS, a system is composed of modules of different capacities, it’s OK to prepare only one module. While for the traditional centralized UPS, the possible fault components can not be located and predicted. In order to improve the probability of repair, more spare parts are often needed.

Example: a foreign brand, the traditional centralized UPS failure, at the end of the year. Due to the cold weather, the power grid load is large, the frequent blackouts in power grids are unpredictable, and once the power failure, then all the chips on the assembly line will be scrapped, users are very anxious. At that time, the UPS manufacturers only have Thailand Bangkok office in Asia, and need to send senior engineers to carry a large number of spare parts to site maintenance. While visa takes time, and other costs are not cheap. Users can not stand the long wait, resulting in great losses and expensive maintenance quote, but later inspection results are very unexpected: The actual fault location is quite different from the spare parts that the engineer prepared to transport by air. If it’s modular UPS, it doesn’t take a long time for user to backup a module or even ship a module.

 

SOROTEC MPS9335C 10-300KVA Modular Type UPS

Model: 10-1200KVA
Nominal voltage: 380/400/415VAC
Output power factor: 1

MPS9335C series Modular type UPS is modular online UPS for sensitive equipments. The single cabinet power rating covers from 10KVA to 300KVA which delivers the best of combination of reliability, hot-swappable and flexibility. With the latest IGBT three-level technology and DPS control, MPS9335C achieves a high input power factor, low THDi Modular design with N+X redundancy and online hot swapping, easy to expand the capacity Full DSP control of high stability, reliability and safety Integrated IGBT module with improved performance and reduced size.

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MPS9335C 10-300KVA Modular UPS (Modular type UPS)1

1010月 2017

A device that makes a constant current in a circuit, such as a dry cell, a battery, a DC generator, etc, is called a DC source. The DC power supply has positive and negative electrodes, the positive electrode has a high potential, and the negative electrode has a low potential; When the two electrodes and the circuit connected, DC power supply can maintain a constant potential difference between two electrodes, thereby forming the anode to cathode by constant current in the external circuit. In order to make the potential difference between two constant DC power supply, must be made in the external circuit to flow from the positive to the negative charge, reverse the direction of the electric field force inside the power supply, return from negative to positive. This process is not rely on static electricity, and can only be realized by some kind of “non static electricity” which is opposite to the electrostatic force. Therefore, a power supply is a device that provides non static electricity, which transforms non electric energy into electrical potential energy between positive and negative electrodes by means of non static electricity.

 

SOROTEC SP6U-48200 48VDC Switching Power Supply Embedded System

1.Constructed with standard 19 inch screen, which has the advantage of wide use.
2.The data center area and the installation cost can be saved due to its small size and the embedded installation.
3.Wide input voltage range (85-290Vac), the power grid is adaptable.
4.Perfect lightning protection.
5.Rectifiers are hot-pluggable. Easy and quick on line maintenance.
6.The rectifier uses DSP (Digital Signaling Processor) ology, makes the power density ran up to 14W/In3.
7.Battery management, prolongs the life of the battery well.
8.Have passed CE, UL, TLC, and other related certifications.
9.Excellent energy conservation and environmental protection.

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199月 2017

The PV module is a DC source and will not generate electromagnetic interference itself. Some inverter manufacturers cancel the DC EMI common mode inductance in order to reduce the cost. In fact, since the switching speed of the solar inverter is very high, which will produce large common mode interference current, if there is no EMI DC common mode inductance, the interference current signal will be transmitted to the DC cable and components, then the components will produce electromagnetic interference like an antenna, impact signals of photovoltaic system surrounding, such as with the antenna television and radio equipment will be bad to work.

In order to increase the power generation, the series connected inverters are usually of two stage structure with wide input voltage range, single-phase 70-550V and three-phase 200-1000V. The first is a BOOST boost, to configure the boost inductor, the second is to configure the inverter circuit, filter inductor, boost inductor and filter inductor is power inductors, from the current perspective, power inductor ripple in the whole operating period of current is relatively large and the working temperature is high, thus the DC bias characteristics of inductive power requirements high (especially at high temperature), high temperature Bs power inductors corresponding ferrite materials (magnetic flux density) is very necessary; On the other hand, from the point of view of the loss, the loss of power inductors may account for 20~40% of the total loss of the solar inverter system, and it is necessary to reduce the power inductance iron loss.

 

SOROTEC SPS3117C 1 – 5KVA Inverter Solar System

1.Pure sine wave output
2.High frequency full bridge design .
3.Built-in MPPT solar charge controller
4.Cold start function
5.Selectable charging current based on applications
6.Compatible to mains voltage or generator power
7.Auto restart while AC is recovering
8.Overload and short circuit protection
9.Smart battery charger design for optimized battery performance
10.Selectable input voltage range for household appliances and personal computers

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SPS3117C 1 - 5KVA Inverter Solar System

199月 2017

We believe that the development direction of the large server room of traditional UPS structure and micro module semi distributed UPS has been very clear, but these structures are more or less exist issues which efficiency and cost of UPS at this level are not optimal. Therefore, the city power supply technology, or the electricity directly supply to the server and other IT equipment, and do a good job of power failure protection, should be the next step in the development of data center power supply technology. With the rapid development of technology of the whole power supply cabinet, we think the two will be combined together, the adoption of BBU built-in power down protection of city power supply plug box + frame battery scheme will be the next step of development direction.

 

SHW48200 48VDC Outdoor Power Supply MPPT Off-Grid Telecom Station Solar Hybrid System

■Adopt advanced MCU microprocessor control technology.
■Advanced MPPT Technology, high converting efficiency higher than 97% for minimizing energy loss.
■Reversed current protection at night, over voltage and reverse polarity protection.
■Capable of selecting different charging mode for various types of batteries.
■Protection degree:IP55
■Industy-leading power density compact size and high reliability;
■Doorframe designed with waterproof structure, posted on the seal and equipped with waterproof lock on the door double insulation design;
■Cabine adopt quality galvanized sheet or aluminum coated steel sheet as material, surface coating anti-UV power;
■Suitable for outdoor installation.

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solar hybrid system,48vdc power supply,solar dc power system,outdoor dc power supply