0102030405
EHV Series Laser Cutting Air Compressor - High-Quality PM VSD Screw by China Suppliers & Factory
Product Highlight
Purpose-Built High-Pressure Reliability
A dedicated high-pressure air-end with optimized rotor profile minimizes internal leakage, while an 8-bearing design ensures exceptional stability, precision, and long service life—even under continuous high-pressure operation.
Stably Supplying Premium Air Quality
Stainless-steel piping and a high-efficiency aluminum-plate dryer reduce pressure loss, prevent corrosion, and maintain a stable 2–10 °C dew point, delivering clean, dry air with lower energy consumption over the entire lifecycle.
Engineered to Achieve Long-term Efficiency
Advanced inverter and control algorithm provide precise pressure regulation. IE5 oil-cooled permanent-magnet motor delivers outstanding efficiency across a wide speed range (20–110%), with efficiency fluctuation below 4%, ensuring maximum energy savings under variable load conditions.
Heavy-Duty Thermal Stability for Harsh Environments
An oversized cooling system with 25% surplus capacity enables reliable operation at ambient temperatures up to 46 °C, preventing overheating and ensuring stable performance in demanding industrial environments.
Product Structure
High-pressure Dedicated Air-end
- Designed specifically for high-pressure compression, with optimized profile to reduce internal leakage
- Using the world-class Hexagon coordinate measuring instruments, to ensure precision
- Features 8 bearings for stable operation and long service life
High-efficiency Oil-cooled Motor
- Equipped with an IE5 oil-cooled PM motor, IP65 protection rating, adaptable to harsh conditions
- Wide frequency range (20%–110%) with broad high efficiency spectrum and minimal fluctuation (<4%), catering to various load requirements
- Integrated motor air-end structure to reduce transmission loss
- Variable-frequency starting to ensure that the starting current is lower than the rated current, with no power grid impact
Oversized Cooling System
- Over 25% surplus cooling capacity, providing excellent high-temperature resistance
- Can operate reliably in environments with temperatures up to 46℃, ensuring stable and reliable performance
Stainless Steel Piping
- SUS304 material with smooth interior, minimizing pressure drop
- High corrosion resistance, rust-proof, ensuring premium air quality
Electric Control
- Inovance Heavy-duty Inverter: high starting torque, low current, and precise speed control for reliable operation
- Deman Intelligent Control System: advanced algorithms for high-pressure control, precise pressure regulation, and lower power consumption
- High-performance PLC: fast, stable and compatible with mainstream communication protocols for seamless inverter integration
- 7-inch Color Touchscreen: intuitive interface for efficient data visualization and operation
- User-friendly Interface: designed for easy human-machine interaction and equipment monitoring
High-efficiency Aluminum-plate Air Dryer
- 5℃ inlet-outlet temperature difference for pre-cooling, reducing power consumption and preventing secondary condensation
- Designed for hot and humid conditions with R410a refrigerant. Features a quiet, reliable compressor for long-lasting performance
- Consistent Dew Point: high-efficiency heat exchange design with processing surplus for a stable 2–10℃ dew point at the outlet
Technical Parameter
| Model Specification | Drive Power (kW) | Discharge Pressure (MPa) | FAD (m³/min) | External Dimensions (L×W×H) mm | Cooling Method | Piping Connection Diameter | Unit Weight (kg) |
|---|---|---|---|---|---|---|---|
| EHV 11e-13 | 11 | 1.3 | 1.2 | 1680×860×1585 | Oil cooled | Rp 3/4 | 450 |
| EHV 15e-16 | 15 | 1.58 | 1.3 | 1680×860×1585 | Oil cooled | Rp 3/4 | 463 |
| EHV 22e-16 | 22 | 1.58 | 2.1 | 1730×883×1785 | Oil cooled | G1 | 550 |
| HV 11e-13 | 11 | 1.3 | 1.2 | 861×685×950 | Oil cooled | Rp 3/4 | 217 |
| HV 15e-16 | 15 | 1.58 | 1.3 | 861×685×950 | Oil cooled | Rp 3/4 | 230 |
| HV 22e-16 | 22 | 1.58 | 2.1 | 950×767×1150 | Oil cooled | G1 | 300 |
| HV 37e-16 | 37 | 1.6 | 3.6 | 1232×890×1200 | Oil cooled | G1 1/2 | 585 |
Frequently Asked Questions
Q
What makes the EHV/HV series different from standard screw compressors?
The EHV/HV series features a dedicated high-pressure air-end with an optimized rotor profile and 8-bearing design specifically engineered for high-pressure operation. Unlike standard compressors, it maintains exceptional stability and precision even under continuous high-pressure conditions, with an IE5 oil-cooled permanent-magnet motor that keeps efficiency fluctuation below 4%.
Q
What discharge pressure range does the EHV/HV series support?
The EHV/HV series supports discharge pressures ranging from 1.3 MPa to 1.6 MPa depending on the model. For example, the EHV 11e-13 and HV 11e-13 operate at 1.3 MPa, while the HV 37e-16 operates at 1.6 MPa. Please refer to the Technical Parameter table for full model-specific specifications.
Q
Can these compressors operate in high-temperature industrial environments?
Yes. The EHV/HV series is equipped with an oversized cooling system that provides over 25% surplus cooling capacity. This allows reliable operation in ambient temperatures up to 46 °C, making it well-suited for demanding industrial environments where overheating is a concern.
Q
How does the air dryer ensure consistent air quality?
The built-in high-efficiency aluminum-plate air dryer uses a 5 °C inlet-outlet temperature difference for pre-cooling to prevent secondary condensation. It uses R410a refrigerant and a high-efficiency heat exchange design to consistently maintain a stable dew point of 2–10 °C at the outlet, ensuring clean and dry compressed air throughout operation.
Q
What energy-saving features does the EHV/HV series offer?
The series features an IE5 oil-cooled permanent-magnet motor with a wide operational speed range of 20–110%, maintaining high efficiency with less than 4% fluctuation. Combined with an advanced inverter and intelligent control algorithms for precise pressure regulation, the system delivers significant energy savings under variable load conditions across the full lifecycle.
Q
What control and monitoring capabilities are available?
The EHV/HV series comes with an Inovance heavy-duty inverter, a Deman intelligent control system with advanced high-pressure algorithms, a high-performance PLC compatible with mainstream communication protocols, and a 7-inch color touchscreen for intuitive data visualization. The user-friendly interface enables easy human-machine interaction and real-time equipment monitoring.