Air Compressor
VSD Screw Air Compressor
Variable speed oil-lubricated rotary screw compressor
- Industrial production: Essential in factories for a variety of manufacturing processes, such as processing, cooling, spraying, and cleaning operations, ensuring consistent air output.
- Refrigeration and air conditioning: Ideal for refrigeration cycles, freezing, and cold storage operations, its variable speed functionality minimizes start-stop cycles, thereby enhancing energy efficiency.
- Pharmaceutical manufacturing: Ensures high-quality pharmaceutical production by precisely controlling oil content and air quality variations, crucial for maintaining product standards which are essential for compliance with health regulations.
Technical Parameter of VSD Screw Air Compressor
| Model | |||||||||||
| Pressure | Bar (G) | (Min operating pressure 4.5) | |||||||||
| 7.5 | m3/min* (FAD) | 1.8~6.4 | 1.9~7.4 | 3.7~10.1 | 3.8~12.9 | 9.3~17.1 | 9.0~20 | 8.9~23.5 | 9.1~28.0 | ||
| 8.5 | 1.9~6.1 | 1.9~7.0 | 3.9~9.3 | 3.9~12.1 | 9.2~15.3 | 9.5~19.2 | 9.3~22.3 | 9.2~26.0 | |||
| 10 | 1.9~5.8 | 1.9~6.5 | 3.9~8.5 | 4.0~11.5 | 9.6~14.0 | 9.9~17.5 | 9.9~21.0 | 10.0~25.0 | |||
| Cooling | Air | Cooling fan | Induction type | ||||||||
| Power KW | 3.5 | 4.1 | 6.3 | ||||||||
| Capacity m3/min | 184 | 238 | 382 | ||||||||
| Air loss mmH2 | <6 | <12 | |||||||||
| Outlet temp ℃ | Ambient+8 (46℃ ambient temp) | ||||||||||
| Water | Cooling water m3/min | 2.28 (32℃) | 4.08 (32℃) | 8.40 (46℃ | ) 10 (46℃) | 13.62 (46℃) | |||||
| Water pressure Bar | 2.5-4.5 | ||||||||||
| Max inlet temp ℃ | 46 | ||||||||||
| Outlet temp ℃ | Ambient+14 (46℃ ambient temp) | ||||||||||
| Fan power KW | 0.3 | 0.7 | |||||||||
| Temp rise ℃ | 11 | 8 | ~ 1 0 | ||||||||
| Pressure drop bar | 0.4 | 0.8 | <1 . 0 | ||||||||
| Mode | Permanent-magnet motor (HPM) | ||||||||||
| Motor | Nominal power KW | 37 | 45 | 55 | 75 | 90 | 110 | 132 | 160 | ||
| SF | 1.25 | ||||||||||
| Efficiency % | 94.4~92.7 | 93.7~93.1 | 95.1~94.7 | 95.5~94.6 | 95.9~94.5 | 97.2~93 | |||||
| Full load current A | 73~73.7 | 88.4~89.5 | 110.3 | 146 | 169~173 | 208~211 | 247~250 | 300~304 | |||
| Debug range rpm | 884~2985 | 884~3412 | 845~2197 | 845~2222 | 845~3000 | 845~3000 | |||||
| Voltage& Start | 380V/3PH/50Hz soft start | ||||||||||
| Insulation | F | ||||||||||
| Protection | IP23 | ||||||||||
| Unit | Ambient temp ℃ | 2~46 | |||||||||
| Altitude mm | <1000 | ||||||||||
| Drive | Main motor direct coupled | ||||||||||
| Noise dB (A)** | 75 | ||||||||||
| Oil content ppm | <3~5 | ||||||||||
| Lubricant volume L | 18 | 30 | 91 | ||||||||
| Dimension mm | 1420 *872 *1410 |
1900 *1237 *1570 |
1900 *1237 *1570 |
1870 *1324 *1660 |
2007*1474 *1790 |
2340 *1520 *1870 |
2340 *1550 *1900 |
2510 *1650 *1900 |
|||
| Weight Kg | 800 | 980 | 1200 | 1500 | 2000 | 2500 | 2700 | 3400 | |||
| Connection | Cable input mm | φ63 | φ75 | ||||||||
| Outlet inch | BSP1.5 | BSP2 | BSP2.5 | ||||||||
| Size | Water in & out inch | BSP1 | BSP1.5 | ||||||||
| Condensate drain outlet inch | Air-cooled | NPT0.25 | NPT0.38 | NPT0.38 | |||||||
| Water-cooled | NPT0.25 | NPT0.38 | NPT0.38 | ||||||||
Feature
The VSD screw air compressor is a kind of air cooled compressor. It features as follows.
- Steady pressure
- Energy efficient
- No impact while start
- Low noise
- Auto-sleep
- Rare abrasion of machine
- Long life span of electric motor
- Low operating cost
- Higher pressure control precision
- High productivity
