Direct Driven VFD PM Screw Air Compressor
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110Kw/150Hp Two-Stage Rotary Screw Air Compressor Permanent Magnetic Variable Frequency 380V Air Cooled
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- At rated speed, permanent magnet motor efficiency is higher than ordinary motors.
- 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 noiseWith 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.
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Manufacturer – Factory Direct Price – 75KW Screw Air Compressor Supplier
The OSG single-stage, frequency-standard screw air compressor features low energy consumption, high capacity, and superior design and manufacturing. It reduces daily maintenance requirements, perfectly replacing reciprocating air compressors, and offers intelligent remote control, simplifying complex operations.
Screw Air Compressor Features:
■ 1:1 direct drive for low noise and energy consumption, effectively protecting the motor torque.
■ High-quality sound-absorbing materials and enclosure ensure operating noise remains within ideal levels, providing a quiet and comfortable working environment.
■ Fewer moving parts lead to stable performance and low maintenance costs.
■ Compact design with a sleek and elegant appearance, saving space.
■ Removable air duct cover for easy maintenance.
■ Intelligent control system for simple operation. Screw Compressor Control and Electrical System:
■ RS485 communication for data collection and integration into the user’s central control panel for monitoring.
■ Intelligent controller dynamically adjusts control accuracy for precise torque control.
■ Real-time display of operating parameters, maintenance alerts, energy management, and data analysis via mobile phone or computer.
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VFD screw air compressor 0.7-1.25mpa Energy Saving up to 30%
VFD screw air compressor is also called variable frequency drive screw compressor, the type of compressor equipped with an inverter to control the compressor produce compressed air according to customers air demand. VFD compressor is energy-saving than fixed frequency drive screw compressor
Working Power: 7.5~45KW(10~6HP) integrated models,55-250kw (75-350HP) direct drive VFD PM models
Working Pressure: 7/8/10/12.5Super Premium Efficiency
- ● Oil-cooled motor.
- ● Fully enclosed lP32/54protection.
- ● Reach lE3 efficiency standard.
- ● VSD: variable speed drive.
- ● Optimal cooling for all speeds and ambient conditions.
- ● Bearing free motor requires zero maintenance.
- ● UH series Permanent magnets resist to 180°℃
- ● F grade insulation and B grade temperature rise assessment.
- ● High temperature design prevents demagnetization.
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Low Noise Industrial High Efficiency 10HP 15HP 20HP 30HP 100HP Rotary Pm VSD Screw Type Air Compressor
VFD screw air compressor is also called variable frequency drive screw compressor, the type of compressor equipped with an inverter to control the compressor produce compressed air according to customers air demand. VFD compressor is energy-saving than fixed frequency drive screw compressor
Working Power: 7.5~45KW(10~6HP) integrated models,55-250kw (75-350HP) direct drive VFD PM models
Working Pressure: 7/8/10/12.5Super Premium Efficiency
- ● Oil-cooled motor.
- ● Fully enclosed lP32/54protection.
- ● Reach lE3 efficiency standard.
- ● VSD: variable speed drive.
- ● Optimal cooling for all speeds and ambient conditions.
- ● Bearing free motor requires zero maintenance.
- ● UH series Permanent magnets resist to 180°℃
- ● F grade insulation and B grade temperature rise assessment.
- ● High temperature design prevents demagnetization.
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Double permanent magnet motor integrated two-stage compression series
Double permanent magnet motor integrated two-stage compression series
1.Compact size
2. Separate air intake to reduce the load on the cooler
3. Independent installation panel, dual frequency conversion PLC controller
4.Unique air inlet mesh cover, removable and clean dust cover
5.Exhaust fixed pipe clamp to prevent gas shock
Five advantages of host motor
more stable
1.Gearless failure
2.Coupling transmission failure
3. No motor bearing failure
More energy efficient
1.Double permanent magnet motor, stepless speed change
2. Transmission efficiency: 100%
No gear transmission efficiency loss
Loss of coupling transmission efficiency
3.Inter-stage pressure can be adjusted and achieve constant pressure
4. The host is always running at the most energy-saving speed
More efficient
1. High-efficiency permanent magnet motor: IE3
2. Transmission efficiency 100%: integrated shaft structure
3. two air ends and two motors and two inverters
More comfortable
1. The host runs with low noise
2.No gear meshing noise
3. No coupling transmission noise
4.No motor bearing noise
More compact
1.Integral structure, small size
2.Significantly reduce the size of the case
Advantages:

Data sheet for ETZV series

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10A-PM permanent magnet frequency screw air compressor 220v 50hz single phase
Product classification: permanent magnet frequency screw air compressor
Product Model: XDV-8A
Product power: 1.0m³/min(0.8Mpa)/1.1m³/min(0.7Mpa) -
Oil-cooled two-stage permanent magnet variable frequency screw air compressor
1. No gears, no traditional faults such as couplings, no bearings for the motor, more stable operation and less noise;
2. Unique design, dual hosts, dual motors, horizontal placement, less vibration, more stable and comfortable operation;
3. Dual air ends, double frequency conversion, stepless speed change, so that the host is always running at an energy-saving speed, more energy-saving;
Oil-cooled IP55 fully enclosed motor, the motor is controlled in a good state, with higher efficiency and safety.
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Energy Saving Air Cooling Screw Compressor Two Stage Direct Driven Screw Air Compressor
The two-stage compression oil injection screw air compressor has a reasonable equal pressure ratio, ultra-small leakage, and ultra-low noise host design. It combines the first-stage compression rotor and the second-stage compression rotor in one casing, and directly drives them respectively through the front gear, so that each stage of the rotor can obtain the best line speed matching the gas production during operation, and at the same time, the reasonable compression The ratio can effectively reduce the compression leakage. Therefore, the compression efficiency is much higher than that of single-stage compression. Therefore, compared with single-stage compression, two-stage compression is more energy-efficient.
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Double screw air compressor with inverter and VSDPM motor for energy saving
Cooperation terms:
1. Price: FOB any port in china.
2. Minimum order: 1set.
3. Payment: T/T, L/C at sight, ect.
4. Shipping: 15-20days.
