RO-44A Oil Free Scroll Air Compressor for Electric Bus

 Product DescriptionRO-44A Oil Free Scroll Air Compressor for Electric BusCompared with traditional compressors, oil-free scroll compressors have excellent performances such as novel structure, compact size, light weight, low noise, long life and low maintenance cost. Known as "maintenance-free air compressor", it is an ideal model for air compressors below 50HP.Model: RO-44ACapacity: 4.8m3/minWorking pressure: 8 barRated power: 44kw IE3 IP55 F classVoltage:380v/50hz/3phOil free: Class 0Drive mode: belt drivenScroll Air end: 5.5kw*8pcsCooling: by air Control type: pressure sensor control,7" touch screen PLC Air outlet size:  G1-1/2"Dimension:  1565*1274*1775mmWeight:  1250kgNoise: 68 db(A)Product ParametersModelAir Delivery(m3/min)Power(kW)Air-endAir tankNoisedB(A)OutletdiameterDimension (mm)  Weight    (Kg)8bar10barPower*QtyLitersL * W * HRO-2.2AT0.24 0.22 2.22.2*14055G1/2700*500*1220160RO-3.7AT0.40 0.34 3.73.7*14055G1/2700*500*1220170RO-2.2A0.24 0.22 2.22.2*1/55G1/2650*500*870125RO-3.7A0.40 0.34 3.73.7*1/55G1/2650*500*870135RO-5.5A0.60 0.55 5.55.5*1/55G1/2790*640*1050190RO-7.5A0.80 0.68 7.43.7*2/60G1/2980*675*1270350RO-11A1.20 1.10 115.5*2/60G3/4852*1274*1330450RO-15A1.60 1.36 14.83.7*4/63G1 1/21565*1274*1330700RO-16.5A1.80 1.65 16.55.5*3/63G1 1/21565*1274*1330710RO-22A2.40 2.20 225.5*4/63G1 1/21565*1274*1330730RO-33A3.60 3.30 335.5*6/65G1 1/21565*1274*17751020RO-44A4.80 4.40 445.5*8/68G1 1/21565*1274*17751250Features and advantages  Oil freeThe compressed air is clean and oil-free, and the product has obtained the 0-level oil-free certificate certified by the German TUV certification agency.Low vibrationWhen rotating, the high pressure area around the axis is evenly distributed, without eccentricity, good balance and small vibration. Low noise There are very few parts, there is almost no part collision sound, and the noise is extremely low.High efficiencyUnique vortex structure, high volume ratio, no energy waste, higher efficiency.High reliabilityThe processing accuracy can reach micron level, and the heat dissipation design makes the air compressor more reliable.Low maintenanceThere are almost no wearing parts and the maintenance cost is extremely low.  Application industryOil-free scroll screw air compressors are widely used in electronics, food, medicine, dentistry, golf courses, fermentation, textile, chemical and other industries.Successful casesFAQFAQQ1. Are you trading company or manufacture ?A: We are professional manufacture of screw air compressor of Taicang,Jiangsu,China. More than 18 years of experience in air compressor manufacturing.Q2. How long is the delivery time ?A: For standard voltage ,15 working days. Non-standard ,please contact our sales.Q3. What's payment term ?A: T/T, L/C, D/P, Western Union, Paypal, Credit Card, and etc. Also we could accept USD, RMB, Euro and other currency.Q4. How about your after-sales service ?A: 1.Provide customers with installation and commissioning online instructions.2. Well-trained engineers available to overseas service.3.Worldwide agents and after service avaiable.arrange our engineers to help you training and installation.Q5. How about your warranty?A: One year for the whole machine and two years for screw air end, except consumable spare parts.Q6. Do you have any certificate ?A: Yes, per different customer's market need ,we can offer CE ,ISO etc certificate.Q7. What about the maintenance ?A: First maintenance need to be done after 500Hours, and then every 2000-3000 hours to do the normal maintenance, and consider the actual environment.Q8. How do you control quality ?A: 1. The raw materials are strictly inspected2. Some key parts are imported from overseas3. Each compressor must pass at least 5 hours of continuous testing before leaving the factory.Q9. Do you offer OEM service ?A: Yes.Both OEM & ODM service can be accepted.Q10.How long could your air compressor be used?A: Generally, more than 10 years.  /* March 10, 2023 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(",").forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1