GDK HPM-S Oil-Injected Permanent Magnet Variable Frequency Screw Air Compressor - Energy Saving, High Efficiency, 7-75kW

Product Description:

GDK HPM-S Series – Efficient, Reliable, and Smart

The GDK HPM-S is an oil-injected permanent magnet variable frequency screw air compressor designed for superior energy efficiency, exceptional reliability, and intelligent control. Ideal for a wide range of industrial applications, it delivers higher air output per kW, reduced operating costs, and stable performance under varying load conditions.

Key Features & Benefits

Permanent Magnet Motor + VFD System

• Combines a high-efficiency oil-cooled permanent magnet motor with advanced variable frequency drive (VFD) technology.

• Automatically adjusts motor speed to match air demand, minimizing energy waste.

• Reduces power consumption during low demand with auto sleep mode.

Energy Efficiency Class 1

• Meets the highest energy efficiency standards.

• Saves significantly on electricity costs compared to fixed-speed compressors.

More Air Flow per kW

• Delivers greater air output than conventional compressors of the same power rating.

Quiet & Stable Operation

• Low operating frequency reduces mechanical noise.

• Maintains stable air pressure with fast response and soft-start function.

Robust & Intelligent Design

• Optimized air intake and cooling duct design for enhanced durability.

• Smart control system enables real-time monitoring and easy operation.

Energy Saving Calculation Example

• Model: 37kW VFD vs. Fixed-Speed

• Annual Operating Hours: 8,000 hours

• Electricity Rate: ¥0.7/kWh

• Load/Unload Rate: 70%/30%

• Pressure Difference Reduced: 1 bar

Annual Savings:

• Reduced No-Load Loss: ¥27,972

• Reduced Pressure Loss: ¥10,152

• Total Saved: ¥38,124/year

Quick ROI

• Short payback period based on energy savings.

• Ideal for applications with fluctuating air demand.

Applications

• Manufacturing & Automation

• Textile, Food & Beverage, Pharmaceutical

• Woodworking, Plastics, Metal Processing

• And many other industrial sectors

Specifications

• Power Range: 7–75 kW

• Type: Oil-Injected, Permanent Magnet, VFD

• Control: Intelligent VFD System

• Cooling: Oil-Cooled Motor

• Noise Level: Low

Why Choose GDK HPM-S?

• Higher air output

• Lower energy costs

• More stable pressure

• Intelligent control

• Quiet operation

• Reliable performance