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PM Variable Speed Screw Air Compressor

1. IE4 permanent magnet motor, energy saving up to 20%-40%.
2. Constant pressure air supply, stable operation.
3. Intelligent remote control.
4. Well-known bearings, long lifespan.
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  • RK50APM

  • Rocky

Product Introduction

The permanent magnet variable frequency screw compressor is an advanced air compressor that combines a permanent magnet synchronous motor (PMSM), variable frequency drive (VFD), and twin-screw air compression technology. It represents an upgrade from traditional screw compressors, offering key advantages such as high energy efficiency, excellent variable load capability, and reduced operating noise.


Product Advantage

1. RKM Series adopts intelligent frequency conversion technology, energy saving up to 42%.

2. Excellent oil air separation performance, outlet oil content is less than 2 ppm.

3. World famous brand inverter with global warranty.

4. Super IE4 class, IP55 protection grade, 97% efficiency energy-saving PM motor. It is also equipped with independent cooling fan, ensure trouble-free in all weather conditions.

5. Double filtration system, remove impurities and particles in the suction air, longer life of the air end and lubricating oil.

6. Highly automated controller, suitable for variety hard environment conditions.


Product Parameters

ModelAir Delivery (m3/min)Power (kW/hp)

Noise

dB(A)

Outlet diameterDimensions (mm)Weight (kg)
8 bar10 bar13 barL * W * H
RK10APM0.5-1.20.4-1.00.3-0.77.5/1063G3/4700*600*860180
RK15APM0.6-1.70.5-1.60.4-1.011/1565G3/41000*750*1070300
RK20APM1.0-2.40.8-2.10.7-1.615/2065G3/41000*750*1070320
RK30APM1.5-3.71.3-3.21.1-2.822/3068G11350*850*1120430
RK40APM2.0-5.01.6-3.91.4-3.430/4068G11350*800*1110460
RK50APM2.5-6.22.2-5.62.0-4.937/5069G1 1/21500*1000*1350650
RK60APM3.0-7.32.4-6.02.3-5.945/6070G1 1/21500*1000*1350730
RK75APM3.8-9.53.5-8.73.0-7.355/7570G21700*1220*1550950
RK100APM5.1-12.84.5-11.33.7-9.275/10072G21700*1200*15501050
RK125APM6.2-15.55.4-13.65.0-12.590/12572G22100*1400*16501420
RK150APM7.8-19.67.1-17.86.2-15.5110/15072DN652500*1650*19002200
RK175APM9.3-23.27.8-19.57.1-17.8132/17572DN652500*1650*19002400
RK220APM11.1-27.89.2-23.08.0-20.0160/22072DN803000*1900*19503650
RK250APM12.5-31.211.0-27.510.3-25.8185/25072DN803000*1900*19503950
RK275APM13.6-34.012.2-30.511.2-28.0200/27576DN803000*1900*19504200
RK300APM14.0-35.012.8-32.012.0-30.0220/30076DN1003600*2200*22004600
RK350APM16.6-41.515.2-38.014.0-34.9250/35076DN1003600*2200*22005900
RK375APM20.2-50.618.4-46.016.6-41.5280/37582DN1003600*2200*22006000
RK420APM22.2-55.920.0-50.116.8-42.0315/42082DN1254600*2300*24307800
RK420WPM22.2-55.920.0-50.116.8-42.0315/42082DN1254200*2300*24307500
RK475APM26.0-65.422.0-55.118.4-46.0355/47585DN1254600*2300*24308200
RK475WPM26.0-65.422.0-55.118.4-46.0355/47582DN1254200*2300*24307900

Product Applications

Widely used in textile, injection molding, automotive assembly, food filling and electronic manufacturing, spraying, precision electronics, chemical reaction and pharmaceutical production, electronics and laboratory, food and beverage, pharmaceutical, electronics and chemicals industries.


FAQ

Q1. What are the payment methods?

A: T/T, L/C, D/P, Western Union, PayPal, credit card, etc. We also accept USD, RMB, EUR, and other currencies.

Q2. What is your after-sales service like?


A: 1. We provide online installation and commissioning guidance.

2. We have trained engineers available for overseas service.


Q3. What is your warranty?

A: One-year warranty for the entire machine and two-year warranty for the screw airend, excluding wearing parts.


Q4. Do you have any certifications?

A: Yes, we can provide CE, ISO, and other certifications based on the market needs of different customers.


Q5. Do you offer OEM services?

A: Yes, we accept both OEM and ODM services.


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Telephone: +86-173-2106-2761
 WhatsApp: +8617321062761
Email: Anna@rockymachinery.com
 Address: Room 604, #12, Powerlong Center, No.689 Xiwang Road, Jiading District, Shanghai, China
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