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4-in-1 PM VFD Rotary Screw Stationary

4-in-1 PM VFD Rotary Screw Stationary

Product Overview:
series fixed-speed rotary screw air compressor is designed to meet the demanding air supply needs of modern industry. Combining advanced UK-engineered air-end technology with intelligent controls and premium components, it delivers exceptional reliability, extended service life, and reduced total cost of ownership. It is the ideal high-efficiency compressed air source for factories, manufacturing facilities, and large-scale construction projects.

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Product Overview:
series fixed-speed rotary screw air compressor is designed to meet the demanding air supply needs of modern industry. Combining advanced UK-engineered air-end technology with intelligent controls and premium components, it delivers exceptional reliability, extended service life, and reduced total cost of ownership. It is the ideal high-efficiency compressed air source for factories, manufacturing facilities, and large-scale construction projects.

4-in-1 PM VFD Oil-injected High Pressure Rotary Screw Stationary Air Compressor for Machine Cutting

Permanent Magnet Variable Speed Drive (PM VSD) Screw Air Compressor Product Introduction

Product Overview

The Permanent Magnet Variable Speed Drive (PM VSD) Screw Air Compressor represents the next generation of energy-efficient air power equipment, integrating Permanent Magnet Synchronous Motor (PMSM) technology with Variable Frequency Drive (VFD) control. Through an advanced intelligent control system, it precisely matches compressed air output with actual demand in real-time, achieving comprehensive energy savings from source to endpoint. Particularly suitable for industrial applications with fluctuating air consumption, it serves as the ideal power source for building green, intelligent factories.

Core Advantages & Product Features

  1. Ultimate Energy Efficiency & Sustainable Operation

    Utilizes Permanent Magnet Synchronous Motors with significantly higher efficiency compared to traditional asynchronous motors, especially under partial load conditions.

    Incorporates Variable Frequency Drive technology for "on-demand air supply," eliminating energy waste from idling or unloading, achieving overall energy savings of 20%-40%.

    Features an optimized Twin-Screw Air End design ensuring high volumetric and adiabatic efficiency across the entire pressure range.

  2. Stable Operation & Enhanced Durability

    Soft Start/Soft Stop functionality dramatically reduces inrush current impact on the power grid and minimizes instantaneous mechanical stress, extending the service life of the motor, air end, and bearings.

    Precise Closed-Loop Pressure Control maintains extremely stable line pressure with minimal fluctuation (e.g., ±0.01 MPa), providing consistent air supply for precision manufacturing.

    Operates with low noise and vibration even under low-load conditions, creating a better working environment.

  3. Intelligent Control & Maintenance-Free Operation

    Equipped with a Full-Color Touchscreen Intelligent Controller supporting multiple languages, providing real-time monitoring of operational parameters and energy consumption data, featuring fault diagnosis and early warning functions.

    Supports Remote Monitoring & Data Management, enabling centralized control and energy efficiency analysis of multiple units via network.

    Adaptive Control Logic automatically optimizes operational parameters based on working conditions, reducing manual intervention and lowering maintenance frequency and failure rates, enabling near "unattended" operation.

  4. Flexible Configuration & System Integration

    Optional Integrated Unit Design with built-in refrigerant dryer, precision filters, and air receiver saves installation space and provides ready-to-use high-quality compressed air.

    Employs Coaxial Direct Drive design, offering compact structure, high transmission efficiency, and eliminating belt replacement and tensioning maintenance requirements.

Technical Specifications

ParametersModel: 10AModel: 15AModel: 20AModel: 30AModel: 40A
Air Delivery (m³/min)0.701.201.702.603.60
Working Pressure (MPa)1.31.31.31.31.3
Air Delivery @ 1.55 MPa0.481.001.502.203.20
Motor Power (kW)7.511152230
Power Supply380V / 50Hz (Customizable options available)



Lubricating Oil Quantity (L)3.57.5121214
Noise Level dB(A)6868687070
Drive ModeDirect Drive / Belt Drive (Depending on configuration)



Startup ModeStar-Delta Start (Y-Δ)



Dimensions (L×W×H, mm)1670×850×15701670×850×15702280×930×19202280×930×19202280×930×1920
Weight (kg)516556596806856
Outlet ConnectionG1G1G1

Typical Applications

  • Power source for pneumatic tools in industrial workshops (e.g., impact wrenches, riveting guns)

  • Mold clamping and air ejection for plastic machinery (e.g., small to medium injection molding machines)

  • Pneumatic conveying systems for materials

  • Tire inflation and automotive service stations

  • Other industrial fields requiring stable medium-to-high pressure compressed air



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