China Best Sales Great 250kw 335HP Pm VSD (Premanent Magnet Variable Speed Driven) Rotary Screw Air Compressor wholesaler

Product Description

Wonderful 250KW 335HP PM VSD (Premanent Magnet Variable Speed Driven)  Rotary Screw Air Compressor

1. Photographs for  GREAT  PM VSD screw air compressor:

2. Merchandise introductions &advantages for seven.5-630kw oil injected PM VSD ( permanent maget variable pace driven) Rotary Screw Air Compressor:


one) .Oil cooling high performance long lasting magnet motor

two). Insulation quality F, protection grade IP54,adapt to the large dusty atmosphere. IE4 Efficiency motor efficiency.

3).Max.RPM 1500,reduced sound, large effectiveness, much better existence-span.

four).Split design and style, effortless servicing. Straightforward for set up and support.

five).With out gearbox design and style, motor is connected straight with rotor by way of the coupling, higher transmission efficiency.

six).Low temperature increase, impartial cooling enthusiast design and style, so that the motor cooling is not afflicted by the velocity regulation.

seven).With PT100 temperature safety switch to steer clear of higher temperature degaussing.

eight).Large speed variety, higher precision and huge adjustment variety.

9).Premium Magnetic materials resist more than 180ºC temp

ten).Amazing CZPT Preserving, preserve up to far more than 30-40%

 Inverter :
one).  dual variable frequency inverter
two).Twin variable frequency technique: long term magnet motor variable frequency + cooling enthusiast motor variable frequency , a single-piece built-in framework, intense CZPT conserving.
three).Continual pressure air source: the provide stress is precisely controlled under .01 MPa.
3).Continual temperature air offer: continuous temperature set at 85 ºC, with the very best lubrication
4).Gets rid of empty load, minimizes the vacant load CZPT intake by forty five%.
Eradicate overpressure
5).Huge Frequency variety 30%~ one hundred%
six).Vector air supply, accurate calculation, guarantee that the air movement of Compressor is regular with the need of the person method.

 Intelligent control method :

one).Direct show: discharge temperature, discharge stress, operating frequency, current, power, working point out, and so on.
2).Actual-time checking of discharge temperature, discharge stress, recent, frequency fluctuation.
3).Optional the Web of issues module, external cloud clever management method, comprehend the capabilities such as distant start off-cease and remote online monitorin

3. Principal factors specifics for Fantastic PM VSD screw air compressor : 

Positive aspects:
The everlasting magnet motor continues to be substantial performance at lower speeds, ensuring clear power-saving benefits in little air quantity
-Frequency variety from %-one hundred%(widespread conversion from 60%-a hundred%)
-In contrast with the set velocity compressor, CZPT preserving 22%-40%
-When compared with the frequent inverter compressor, CZPT conserving 5%-15%
Technique quantity fluctuations larger, the energy-saving effect far more apparent.

4.Specialized Parameters for  7.5-630kw oil injected PM VSD ( permanent maget variable velocity pushed) Rotary Screw Air Compressor:

5.Application :

six.Certification :

7. Packing:

eight. Manufacturing unit introduction :


9. Our Service
nine.1  Right after-sale Provider
• Any questions or requests prior to, for the duration of or right after product sales, we would like to support you any time and will discover you the ideal resolution in 24 several hours.
• Warranty: A single year for the total equipment 2 year for air finish , and spare parts will be offered with greatest price.
• More than board engineer support is accessible.

9.2  Special Custom-made Service
  1) Full OEM
• Quantity: at the very least 5 pcs
• In this plan, we will do all the adjustments (Colour, name plate and logo) as your require, and will not charge further charge.
  2) Half OEM
• Quantity: no restrict
• Underneath this software, we can make the essential alteration (title plate and logo) but we will charge some extra payment for the name plate, as the title plate manufacturing facility has the MOQ.
 3) Symbol OEM
  • Quantity: no restrict
• Only the emblem will be modified to yours, and no further fee will be billed.

nine.3  Abroad Engineer Support
• We are available to ship our engineer for aboard provider. Only need to have you to organize the lodging, transportation and translator. Added expense for every will be reviewed based on nearby cost stage.

10. FAQ:

Q1: Are you manufacturing unit or trade firm?
A1: We are factory.
Q2: What the just deal with of your factory?
A2: Our business is positioned in the West of the cross of Yijing street and Siwei highway, Xihu (West Lake) Financial Advancement Location, ZheJiang , 300300, China

Q3: Warranty conditions of your device?
A3: 1 year for total equipment 2 year for air end ,  and complex assistance in accordance to your needs.

This autumn: Will you offer some spare elements of the machines?
A4: Sure, of training course.we have our personal spare elements companys 

Q5: What about item package?
A5: We pack our merchandise strictly with standard seaworthy case.

Q6: What about the voltage of items?
A6: voltage  can be personalized in accordance to your equirement.

Q7: Which payment term can you settle for?
A7: TT or LC 

Q8: How long will you take to set up creation?
A8: 380V 50HZ we can delivery the items inside 7-fifteen times. Other electric power or other shade we will shipping and delivery within fifteen-twenty days.

Q9: Can you settle for OEM orders?
A9: Yes, with skilled design and style group, OEM orders are hugely welcome.

Q10: Which trade expression can you take?
A10: Offered trade conditions: FOB, CIF, CFR, EXW, CPT, etc.

11. Speak to:


The Air Compressor Is a Versatile Device

The Air Compressor is 1 of the most flexible equipment in any garage or workshop. It is simple to use and can perform a selection of jobs, from jackhammering to drilling. These devices are obtainable in a broad selection of sizes and varieties, making it an outstanding choice for a assortment of situations. With a solitary motor, you no lengthier need to have individual motors for every instrument. Its lightweight, compact style makes it easy to handle, and the one motor also reduces put on on parts.


Oil-injected air compressors require a big sum of lubricant, which wants to be added to the sump routinely to maintain the best possible functionality. As there are a lot of kinds of industrial fluids, a well-intentioned servicing technician may possibly add the mistaken lubricant to the compressor. If this transpires, the compressor will become incompatible with the lubricant, ensuing in excessive carryover and the want to flush and exchange downstream air remedy components.
Generally, the G 110-250 oil-injected rotary screw compressor from Atlas Copco supplies dependable compressed air, preventing costly downtime. The G110-250 oil-injected rotary screw compressor is very trustworthy and tough, enabling it to purpose in temperatures up to 46degC/115degF. Regardless of the oil-injected air compressor’s robust style, this unit requires extremely tiny on-internet site installation, and it features simple operation.
The main gain of oil-injected air compressors is the lowered expense of running. The price of oil-free compressors is considerably less than 50 percent of that of oil-injected kinds, and it will call for less maintenance costs in the long run. Additionally, the oil-free technique is much more environmentally friendly than oil-injected air compressors. But the downsides of oil-injected air compressors are significant, way too. It can contaminate concluded items and trigger a substantial fiscal risk for the manufacturer.
An oil-injected rotary screw air compressor provides a number of rewards more than its counterpart. Initial, it attributes an progressive vertical design and style with variable-velocity travel, making it possible for it to run a lot more effectively. 2nd, oil-injected air compressors reduce strength consumption by up to 50% in comparison to non-oil-injected air compressors. They also have a thermostatic valve, enabling them to preserve an optimum temperature. Thermostatically-controlled oil coolers enable the compressor to operate far more quietly.

Oil-free of charge

What is an oil-free of charge air compressor? The identify refers to a sort of air compressor that does not include oil in the compressor chamber. Oil-totally free air compressors nonetheless use oil for numerous reasons, which includes lubricating the moving elements and managing squander heat. However, numerous folks do not realize that their air compressor even now needs oil for proper functioning. This article will check out why this variety of air compressor is preferable for many customers.
Very first of all, oil-cost-free air engineering has a lot of advantages. For a single, it decreases the strength value associated in filtering air, and it minimizes leaks. Moreover, it also decreases the oil charges associated with compressor refills. And ultimately, it lowers the risks of contamination. Oil-cost-free air technology is the foreseeable future of compressed air. If you happen to be looking for an oil-free air compressor, here’s what to appear for in your research.
Depending on the function of your air compressor, it might be helpful to spend in an oil-free air compressor. Oil-lubricated air compressors are normally much more resilient than their oil-totally free counterparts, but they may price 2 times as significantly. You ought to nonetheless think about the cost of ownership prior to getting an oil-free of charge compressor. The oil-free designs can be less difficult to transportation, and they are a lot more effective. Furthermore, they are quieter than oil-lubed types.
An oil-totally free air compressor also implies considerably less upkeep, as it does not require oil to function. This variety of air compressors also features fewer shifting areas, which indicates less areas for problems to produce. All oil-totally free air compressors are made to meet ISO Class and 1 air purity standards. They also have considerably less noise and vibration in contrast to their oil-primarily based counterparts. So, why not choose an oil-cost-free air compressor for your enterprise?


When deciding on a fuel-run air compressor, it truly is important to consider the positive aspects of gasoline. This vitality resource can power a big air compressor without electrical power. However, this variety of air compressor lacks electrical hookup, so you are going to require to operate an extension wire if you require to use it at a distance. Nevertheless, fuel compressors are capable to operate with just a gas tank. This makes them ideal for medium to heavy-obligation industrial applications.
Yet another crucial thing to consider when deciding on a fuel air compressor is its dimensions. Greater compressors are generally larger than portable kinds and require a lot more area. This helps make them easier to transportation and work on the go. Even so, if you are not positive which sort of air compressor is ideal for you, contemplate the gasoline-driven versions. Whilst they may possibly be lighter, they never run as easily as their electric powered counterparts. Gasoline-driven compressors are not as transportable as their electric powered counterparts and call for correct routine maintenance.


Electrical energy in an air compressor is not inexpensive. A twenty five HP air compressor runs for 10 hours each and every day, five days a week. The motor in these machines consumes 746 watts for every hour. To locate out how a lot electrical power the tools employs, multiply the wattage by the managing time. For example, if the compressor runs for a few hrs, then it will use 1.9 kilowatt hours of electricity. To figure out how much electricity an air compressor uses per working day, you can compute the kilowatt several hours and multiply the number by the utility rate. Taking into consideration this, you can figure out the expense of managing your air compressor once for each thirty day period.
The expense of functioning an air compressor is dependent on the variety of compressor. Electric powered air compressors are frequently silent and can operate with no any routine maintenance. These instruments can be left unattended for up to 4 thousand hours before demanding mend. Electric powered air compressors demand higher energy for increased strain, so you ought to program accordingly. No matter whether or not you need to have a servicing go to is up to you, but the gain of not obtaining to devote a fortune on repairs is priceless.
Despite the fact that compressed air is not an strength-productive resource, its use in a selection of apps may conserve you money and kilowatts. Considering that an air compressor employs electricity when it is operating, the cost is reduce than the expense of running a energy resource. If you strategy to use your air compressor for a extended time, make positive that it is managed effectively. Correct treatment will save you money and energy, and you may possibly even be in a position to get an extended warranty if the compressor breaks down.

Variable frequency generate

The main purpose of a variable frequency travel (VFD) in an air compressor is to decrease vitality usage in the method of compression. A solitary motor drag method cannot change its velocity constantly in accordance to the excess weight of the load. By applying frequency control to the compressor, the power intake can be decreased while keeping the same force stage. Therefore, a VFD is an exceptional decision for compressors. Its positive aspects are many.
A VFD can also monitor the temperature of the motor and send error signals if the motor is running also sizzling or as well cold. This eradicates the require for a individual sensor to keep track of the oil pressure. These functions are useful not only in decreasing vitality usage, but also in improving the functionality of an application. Moreover, a VFD can keep track of additional variables this kind of as temperature and motor velocity. That’s why, it is a beneficial expenditure.
When using a VFD, it is essential to choose the appropriate motor. The pace of the compressor ought to be inside of the optimum commencing restrict of the motor. The air tank may possibly be of any size, but a consistent force limit is needed to maintain the VFD managing in the support element of the motor. In addition to a VFD, a learn controller should also contain a remote strain established level and a PID card for a learn controller. The transmitter need to incorporate all beneficial knowledge from the VFD, including the pace and the oil temperature. The VFD have to be analyzed ahead of it is built-in with the grasp control. It should be analyzed for min and max speed, temperature, and recent within the anticipated range.
The use of a VFD in an air compressor has several benefits. A single of the most notable is the reduction in electrical power consumption. Fixed-pace compressors run on established details of 6 to seven bar. An further bar of compression makes use of 7 percent of power. This vitality is wasted. A VFD-run air compressor can also boost the daily life span of compressor elements. It is one particular of the very best investments in your compressor. So, why hold out any lengthier?

China Best Sales Great 250kw 335HP Pm VSD (Premanent Magnet Variable Speed Driven) Rotary Screw Air Compressor     wholesaler China Best Sales Great 250kw 335HP Pm VSD (Premanent Magnet Variable Speed Driven) Rotary Screw Air Compressor     wholesaler

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