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China PGVe Series PM VSD Screw Vacuum Pump - Energy-Efficient Solutions from Leading Suppliers & Factory
Product Highlight
⚡ Superior Energy Saving
PM VSD technology matches output to demand, saving energy and water compared to conventional pumps.
🛡️ Low Failure Rate
Non-contact rotors, 7×24 continuous operation, failure rate 90% lower than traditional pumps.
⏳ Longer Lifespan
Robust construction delivers durable, continuous operation with a 10× longer lifespan exceeding conventional pumps.
🎯 More Precise Pressure Control
Advanced system ensures stable vacuum pressure for improved process consistency and yield compared to conventional pumps.
🔇 Quieter Operation
Direct-drive, low-speed design ensures minimal vibration and noise-level significantly lower.
☁️ Deman Cloud Intelligent Control System
Built-in Cloud function, enables 24/7 monitoring, sends out real-time early-warning alerts when there is data deviation, reduce unexpected downtime losses.
Product Structure
Key Feature
Smart-Positioned Consumables
· The oil separator features a dedicated maintenance panel on its top cover.
· Allowing a quick and easy replacement of the oil separation element, minimizing downtime and service costs.
Key Feature
VSD-Specific Vacuum Intake Valve
· Coordinating with the PM VSD drive, to manage airflow during startup to ensuring rapid attainment of the target vacuum level.
· Preventing air backflow during shutdown, thereby protecting the vacuum pipeline system.
Key Feature
Vacuum Pump-Specific Screw Rotor Air-end
· A dedicated design for rough vacuum applications and delivers exceptional performance.
· Featuring a rotor with large diameter and lower rotational speed for more stable operation.
· Its optimized profile and structure achieve a 12% improvement in sealing, a 15% reduction in internal leakage, and a 30% increase in overall efficiency.
· Precision machining technology ensures high sealing and low leakage in the compression chamber.
Key Feature
High-Performance Cooling System
· A high-airflow, low-noise axial fan with a customized motor are regulated by the central control system to meet operation requirements.
· The advanced plate-fin heat exchanger provides an extra-large dissipation area with separate circuits for oil and air.
· This superior design ensures stable operation and protects components even in high-temperature ambient conditions.
· Ensures stable equipment operation even in high-temperature environments.
Key Feature
Three-Stage Vacuum Separation System
· Stage 1: Cyclonic Separation — Utilizes centrifugal force for preliminary oil-air separation.
· Stage 2: Impaction Separation — The airflow's contact with the wall surface to further separate oil droplets.
· Stage 3: High-Efficiency Oil-Air Separator — Employs original, imported multi-layer micro-glass fiber media to remove finest oil aerosols, ensuring exceptionally clean exhaust air.
Technical Parameter
| Model Specification | Nominal Slip Rate m³/hr | Extreme Pressure mbar(a) | Intake Air Temperature Range ℃ | Inlet Diameter | Exhaust Pipe Diameter | Outline Dimension (L×W×H) mm | Power kW |
| PGV 6e-450 | 450 | 0.35 | 0–46 | G2 | G1 1/2 | 1050×700×793 | 5.5 |
| PGV 8e-580 | 580 | 0.35 | 0–46 | G2 | G1 1/2 | 1050×700×793 | 7.5 |
| PGV 11e-730 | 730 | 0.35 | 0–46 | DN 80 | G2 | 1180×930×1090 | 11 |
| PGV 15e-900 | 900 | 0.35 | 0–46 | DN 80 | G2 | 1230×930×1090 | 15 |
| PGV 22e-1300 | 1300 | 0.35 | 0–46 | DN 100 | DN 80 | 1680×1300×1180 | 22 |
| PGV 30e-1800 | 1800 | 0.35 | 0–46 | DN 150 | DN 100 | 2200×1260×1390 | 30 |
| PGV 37e-2200 | 2200 | 0.35 | 0–46 | DN 150 | DN 100 | 2200×1260×1390 | 37 |
Frequently Asked Questions
Q
What is PM VSD technology and how does it help save energy in this vacuum pump?
PM VSD (Permanent Magnet Variable Speed Drive) technology automatically adjusts the motor's output speed to match actual demand in real time. Unlike fixed-speed conventional pumps that run at full power regardless of load, the PM VSD pump only consumes the energy required, resulting in significant energy and water savings during operation.
Q
Why does this screw vacuum pump have a much lower failure rate than traditional pumps?
The pump uses non-contact screw rotors, meaning internal components do not physically touch during operation. This eliminates mechanical wear between moving parts, enabling 7×24 continuous operation and reducing the failure rate by up to 90% compared to traditional pump designs.
Q
How does the three-stage vacuum separation system work?
The three-stage system progressively removes oil from the air stream: Stage 1 uses cyclonic (centrifugal) separation for initial oil-air separation; Stage 2 uses impaction separation where airflow contacts the wall surface to further separate oil droplets; Stage 3 employs a high-efficiency oil-air separator with imported multi-layer micro-glass fiber media to capture even the finest oil aerosols, delivering exceptionally clean exhaust air.
Q
What vacuum pressure level can these PGV series pumps achieve?
All models in the PGV series achieve an extreme pressure of 0.35 mbar(a), making them highly suitable for rough vacuum applications across a wide range of industrial processes that require stable and consistent deep vacuum performance.
Q
What is the Deman Cloud Intelligent Control System and what benefits does it offer?
The Deman Cloud Intelligent Control System is a built-in IoT-based monitoring solution that enables 24/7 remote oversight of the pump's operating data. When any data deviation is detected, the system automatically sends real-time early-warning alerts, allowing operators to take corrective action promptly and significantly reducing the risk of unexpected downtime and associated losses.
Q
What is the maximum intake air temperature range for the PGV series vacuum pumps?
All PGV series models are designed to operate with an intake air temperature range of 0–46°C. The advanced high-performance cooling system with plate-fin heat exchangers ensures stable operation and component protection even in high-temperature ambient environments.