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**Model No.:** BSV30
**Trademark:** BAOSI or OEM
**Origin:** China
**HS Code:** 8414100090
**Application Areas:**
This vacuum pump is widely used in various industrial applications such as coating, lighting, vacuum drying, freeze drying, solar energy systems, analytical instruments, leak detection equipment, packaging, and metallurgical heat treatment. Its versatility makes it a popular choice across multiple sectors.
**Key Features:**
- Equipped with a springless rotary vane design for reduced noise and vibration.
- Features an internal oil check valve to prevent oil backflow.
- Includes an integrated oil supply system that ensures stable and long-term operation at atmospheric pressure.
- Designed for durability and efficiency, making it ideal for continuous use in demanding environments.
**Technical Specifications:**
| Model / Project | BSV30 | BSV40 | Unit |
|----------------|-------|-------|------|
| Pumping Rate (50Hz) | 30 (500) | 40 (667) | m³/min or L/min |
| Pumping Rate (60Hz) | 36 (600) | 48 (800) | m³/min or L/min |
| Ultimate Pressure (Gas Ballast On) | 2.0 | - | Pa |
| Ultimate Pressure (Gas Ballast Off) | 5.0×0.1 | - | Pa |
| Rated Motor Power (Three-phase) | 1.5 | - | kW |
| Motor Speed (50Hz) | 1400 | - | r/min |
| Oil Capacity (Upper Limit) | 1.2 | - | L |
| Oil Capacity (Lower Limit) | 2.8 | - | L |
| Connection Diameter | VG40 | - | mm |
| Outlet Diameter | KF40 | - | DN |
| Weight | 63 | 65 | kg |
**Notes:**
1. The "ultimate pressure" value refers to the reading obtained using a Pilani vacuum gauge. If a McLeod gauge is used, the measured value may be significantly lower—up to one order of magnitude less.
2. All specifications are based on the BSV series direct connection oil rotary vane vacuum pump manual.
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This updated version enhances clarity, adds context, and improves readability while maintaining all original technical data.
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