| Product name | 420HP PM VSD Two-Stage Screw Air Compressor |
| Model | ZAT-420 |
| Max Working Pressure | 7/8/10/13 Bar |
| Air Flow | 62 m3/min |
| Motor Power | 315KW/420HP |
| Connection | DN150 |
| Weight | 7400KG |
| Dimensnion | 4300*2350*2300 mm |
The 420HP two stage permanent magnet frequency conversion air compressor is a high-efficiency, energy-saving industrial-grade equipment. It employs dual-stage compression technology, which reduces the compression ratio per stage by optimally distributing pressure, thereby minimizing internal leakage and enhancing volumetric efficiency. Its core advantage lies in significant energy savings, as dual-stage compression approximates isothermal compression, achieving 5-8% greater efficiency than single-stage compression. Combined with permanent magnet frequency conversion technology for speed regulation based on demand, the overall energy savings rate can exceed 33%. Additionally, the low-speed design extends bearing lifespan, while the split-type dual-stage main unit reduces thermal load and leakage risks, ensuring stable and reliable operation. This model also features intelligent control functions, supporting variable frequency speed adjustment, pressure stabilization, and sleep mode. It is suitable for large-scale industrial production scenarios such as automotive manufacturing and mining, effectively lowering long-term electricity costs.
The 420HP two stage permanent magnet variable frequency air compressor is an efficient and energy-saving industrial grade equipment, with its core selling point being the perfect combination of two-stage compression technology and permanent magnet variable frequency drive. By reducing the single-stage compression ratio through two-stage compression, internal leakage is minimized and volumetric efficiency is improved, saving 5-8% energy compared to single-stage compression; Paired with a permanent magnet variable frequency motor, the speed can be intelligently adjusted according to actual gas demand, with a comprehensive energy-saving rate of over 33%. At the same time, its low-speed design extends the bearing life, and the split two-stage host structure reduces heat load and leakage risk, ensuring long-term stable operation of the equipment. This model also has intelligent control functions, supporting variable frequency speed regulation, stable air pressure, and sleep mode. It is particularly suitable for industrial scenarios such as automobile manufacturing and mining that require continuous operation and large load fluctuations. It can significantly reduce the long-term electricity costs of enterprises.
The 420HP two stage permanent magnet frequency conversion air compressor, with its high efficiency, energy-saving, stable, and reliable features, is primarily used in industrial fields with high requirements for air source quality and energy consumption. For instance, in precision processing stages requiring stable air supply such as automotive manufacturing and electronics production, its two-stage compression and frequency conversion technology ensures stable air pressure while reducing energy consumption. In heavy industrial scenarios like mining and metallurgy, its high-power output and durability meet the demands of high-intensity continuous operations. Additionally, in industries with stringent air quality requirements such as food and beverage production and pharmaceutical manufacturing, its low leakage rate and intelligent control functions effectively safeguard production safety and product quality. This model is particularly suitable for operating conditions requiring long-term operation, significant load fluctuations, or clear energy-saving requirements, significantly lowering long-term operational costs for enterprises through its comprehensive energy-saving advantages.
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