High-Speed Roots Vacuum Pump Operation | China Suppliers & Factory for Efficient Vacuum Solutions
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Product Parameters
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| Model Number | Maximum Suction Rate (L/S) | Intake Diameter (mm) | Exhaust Pipe Diameter (mm) | Noise ≤dB(A) | Motor Power (kW) | Speed (r/min) |
|---|---|---|---|---|---|---|
| ZJP-30 | 30 | 80 | 50 | 78 | 1.5 | 1420 |
| ZJP-70 | 70 | 80 | 50 | 78 | 1.5 | 2840 |
| ZJP-150 | 150 | 100 | 80 | 81 | 3 | 2880 |
| ZJP-300 | 300 | 150 | 100 | 82 | 4 | 2890 |
| ZJP-600 | 600 | 200 | 150 | 84 | 7.5 | 2900 |
| ZJ-1200 | 1200 | 250 | 200 | 85 | 11 | 2940 |
| ZJ-2500 | 2500 | 300 | 250 | 87 | 22 | 2940 |
| ZJ-5000 | 5000 | 400 | 400 | 88 | 37 | 2940 |
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Frequently Asked Questions
Q
What is the maximum suction rate available across the ZJ/ZJP pump series?
The highest maximum suction rate in this series is 5,000 L/S, achieved by the ZJ-5000 model. This makes it suitable for large-scale industrial vacuum applications requiring exceptional pumping capacity.
Q
What motor power options are available in the ZJP and ZJ pump range?
Motor power ranges from 1.5 kW (ZJP-30 and ZJP-70) up to 37 kW (ZJ-5000). Intermediate options include 3 kW, 4 kW, 7.5 kW, 11 kW, and 22 kW, allowing users to select a model that precisely matches their energy and performance requirements.
Q
What are the noise levels for these vacuum pumps, and are they suitable for noise-sensitive environments?
Noise levels range from ≤78 dB(A) for the smaller ZJP-30 and ZJP-70 models up to ≤88 dB(A) for the ZJ-5000. For noise-sensitive environments, the lower-capacity models (ZJP-30 / ZJP-70) offer the quietest operation. Appropriate hearing protection and acoustic enclosures are recommended for larger models.
Q
How do I choose the right intake and exhaust pipe diameter for my installation?
Intake and exhaust pipe diameters vary by model, ranging from 80 mm intake / 50 mm exhaust (ZJP-30 & ZJP-70) to 400 mm intake / 400 mm exhaust (ZJ-5000). Always match the pipe diameters to the pump's specifications to ensure optimal flow efficiency, minimize pressure loss, and maintain safe system operation.
Q
What is the operating speed range for these pumps, and does speed affect performance?
Operating speeds range from 1,420 r/min (ZJP-30) to 2,940 r/min (ZJ-1200, ZJ-2500, ZJ-5000). Higher rotational speeds generally correspond to greater suction capacity. The ZJP-30 operates at a lower speed, which contributes to its quieter and more energy-efficient performance at smaller flow rates.
Q
Which model is recommended for medium-scale industrial vacuum applications?
For medium-scale applications, the ZJP-300 or ZJP-600 models are commonly recommended. The ZJP-300 offers a suction rate of 300 L/S with a 4 kW motor, while the ZJP-600 delivers 600 L/S with a 7.5 kW motor — both striking a practical balance between pumping performance, energy consumption, and manageable pipe connection sizes.