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110Kw/150Hp Two-Stage Rotary Screw Air Compressor Permanent Magnetic Variable Frequency 380V Air Cooled

Short Description:

SHORT DESCRIPTION:

High-efficiency permanent magnet motor, significant energy-saving effect, compact size and low noise design

High-efficiency motor with remarkable energy-saving effect
  1. At rated speed, permanent magnet motor efficiency is higher than ordinary motors.
  2. Even at low speeds, the permanent magnet motor maintains high efficiency. When air consumption decreases, it still maintains extremely high efficiency, creating a clear efficiency gap compared to common variable frequency motors, delivering effective energy savings for the compressor.
Small volume, low noise

With integrated structure and high-efficiency permanent magnet motor configuration, it features small size, space-saving design and easy disassembly. Equipped with an efficient permanent magnet variable frequency controller, it adjusts motor speed according to exhaust volume, achieving lower operating noise than conventional models.

a. The permanent magnet motor uses high-performance NdFeB permanent magnets, maintaining no demagnetization at 120℃ with a service life of over 15 years.

b. Stator coils use special inverter corona-resistant enamelled wire, ensuring excellent insulation performance and longer service life.

c. Soft start is realized, with motor current not exceeding full-load current during operation, greatly reducing impact on power grid equipment and avoiding damage to electrical devices.


Product Detail

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Energy-saving advantages:
  1. The permanent magnet motor maintains high efficiency at low speeds, delivering obvious energy-saving advantages under low air volume conditions.
  2. Frequency range covers 0%-100% (vs. 60%-100% for common variable frequency compressors).
  3. Saves 22%-40% energy compared with fixed-speed compressors.
  4. Saves 5%-15% energy compared with common inverter compressors.
  5. Larger system volume fluctuations result in more obvious energy-saving effects.
  6. Unloading energy saving (inverter):

    Traditional stationary air compressors have idling periods during gas consumption fluctuations, requiring 45% electricity even when idling. The permanent magnet VFD air compressor eliminates unloading and energy waste through inverter control; larger units achieve greater savings.

  7. Pressure control bandwidth energy saving:

    Fixed-speed compressors require a minimum 1Bar control pressure band to avoid impact on units and power grids, leading to wider pressure ranges when multiple machines operate together. The OSG permanent magnet VFD series uses inverter control with unlimited stops, operating at a single pressure point. Every 0.14Bar reduction in pressure bandwidth saves 1% energy.

  8. Energy-saving startup (inverter):

    Air compressor starting current is 3-6 times the rated current, and frequent starts waste large amounts of energy. The variable frequency type uses soft start without frequent start-stop, with maximum current not exceeding rated working current, eliminating energy waste and reducing impact on power grid equipment.

    Professional service

    After-sales service is always a key concern, and timely support is essential. We have professional after-sales engineers and complete spare parts inventory. Our service branches provide timely, professional service and technical training to every customer.

    Adequate resource supply

    Using genuine OSG spare parts and consumables is the basic guarantee for long-term compressor operation. We maintain normal and efficient operations with sufficient spare parts and consumables reserves to meet customer needs at any time.

    Product quality guarantee

    High-quality products are the core foundation of business operations. Every product undergoes strict performance and operation tests from raw material procurement and outsourced parts processing to final production, ensuring high-quality machines.

    Application fields:

    Textile, medical, pharmaceutical materials, power, electronics, spraying, tobacco, instruments, food processing, feed processing, machinery processing, etc.

    Model 10A 15A 20A 25A 30A 40A 50A 60A
    1.2/0.7 1.65/0.7 2.5/0.7 3.2/0.7 3.8/0.7 5.3/0.7 6.8/0.7 7.4/0.7
    Free air delivery /
    Discharge pressure (m³/min / MPa)
    1.1/0.8 1.5/0.8 2.3/0.8 3.0/0.8 3.6/0.8 5.0/0.8 6.2/0.8 7.0/0.8
    0.95/1.0 1.3/1.0 2.1/1.0 2.7/1.0 3.2/1.0 4.5/1.0 5.6/1.0 6.2/1.0
    0.8/1.25 1.1/1.25 1.9/1.25 2.4/1.25 2.7/1.25 4.0/1.25 5.0/1.25 5.6/1.25
    Lubricating oil
    quantity (L)
    4 7.5 14 14 14 30 30 30
    Driving mode Direct drive
    Power supply 380V/50Hz/3P or customized
    Power (kW) 7.5 11 15 18.5 22 30 37 45
    Startup mode Y-Δ start-up
    Dimension (mm) 850*670*870 1100*750*920 1250*850*1160 1350*1000*1190
    Outlet diameter G1 G1 G1 G1¼ G1¼ G1¼
    Model 75A 100A 120A 150A 175A 200A 250A 300A 350A
    Free Air Delivery / Discharge Pressure (m³/min / MPa) 10.0/0.7 13.4/0.7 16.2/0.7 21.0/0.7 24.5/0.7 28.7/0.7 32.0/0.7 36.0/0.7 42.0/0.7
    9.6/0.8 12.6/0.8 15.0/0.8 19.8/0.8 23.2/0.8 27.6/0.8 30.4/0.8 34.3/0.8 40.5/0.8
    8.5/1.0 11.2/1.0 13.8/1.0 17.4/1.0 20.5/1.0 24.6/1.0 27.4/1.0 30.2/1.0 38.2/1.0
    7.6/1.25 10.0/1.25 12.3/1.25 14.8/1.25 17.4/1.25 21.5/1.25 24.8/1.25 27.7/1.25 34.5/1.25
    Lubricating Oil Quantity (L) 65 65 72 90 90 110 110 125 125
    Driving Mode Direct drive
    Power (kW) 55 75 90 110 132 160 185 220 250
    Startup Mode Y-Δ Start-up
    Dimension (mm) 1800*1230*1570 1900*1230*1570 2300*1470*1840 2650*1650*2045 3300*2100*2190
    Weight (kg) 1073 1272 1327 1801 1848 2400 2600 3100 3300
    Outlet Diameter G2 G2 G2 G2½ G2½ G2½ G2½ DN100 DN100








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