



model ESA
Dry vacuum pump suitable for pumping light gases such as hydrogen. Ideal design for fast pump-down requirements in large volume chambers.
Features and Benefits
- The Model ESA product lineup includes models with pumping speeds ranging from 1,400 to 10,000 L/min, suited for pumping light gases such as hydrogen, and models with exhaust speeds from 20,000 to 80,000 L/min, for fast pumping in large volume chambers. The light-gas application models with pumping speeds of 10,000 L/min and below offer a small footprint and enhanced corrosion resistance options, which are ideal for large-volume light-gas pumping applications such as MO-CVD. The larger models achieve quiet, low-vibration operation, with optional exhaust configurations for organic solvent applications. They are ideal for LCD spatter devices, vacuum drying processes, and large load-lock applications.
Specifications
Type | Type | Unit | ESA15-D | ESA25-D | ESA25XW | ESA70W(-D) | ESA70WN(-D) | ESA80W-HDF | ESA80WN-HDF | ESA100W | ESA100WN | ESA200W | ESA300W | ESA500W | ESA700W |
Cooling water | Flow rate | L/min | 3.5~8 | 3.5~8 | 7~16 | 3.5~8 | 3.5~8 | 3.5~8 | 3.5~8 | 3.5~8 | 3.5~8 | 3.5~8 | 6~9 | 6~9 | 6~9 |
Temperature | ℃ | Max. 30 | Max. 30 | Max. 30 | Max. 30 | Max. 30 | Max. 30 | Max. 30 | Max. 30 | Max. 30 | Max. 30 | Max. 30 | Max. 30 | Max. 30 | |
Power supply | Rated voltage 50/60 Hz | Single-phase 200-240V 3-phase 200-240V |
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Permissible voltage fluctuation | ±10% | ||||||||||||||
Power capacity | kVA | 6.4 | 6.4 | 12.8 | 10.3 | 10.3 | 12.6 | 12.6 | 12.6 | 12.6 | 12 | 23.7 | 41.3 | 46.5 | |
Pumping Speed | Pumping Speed | L/min | 1,400 (50Hz) 1,700 (60Hz) |
2,500 (50Hz) 3,000 (60Hz) |
5,000 (50Hz) 6,000 (60Hz) |
7,000 (50Hz) 8,400 (60Hz) |
7,000 (50Hz) 8,400 (60Hz) |
8,400 (50Hz/60Hz) | 8,400 (50Hz/60Hz) | 10,000 (50Hz/60Hz) | 10,000 (50Hz/60Hz) | 20,000 (50Hz/60Hz) | 28,000 (50Hz) 30,000 (60Hz) |
47,000 (50Hz) 50,000 (60Hz) |
80,000 (50Hz/60Hz) |
Ultimate Pressure | Ultimate Pressure | Pa | 400 (50Hz) 270 (60Hz) |
5.3 (50Hz) 4.0 (60Hz) |
5.3 (50Hz) 4.0 (60Hz) |
0.27 (50Hz) 0.13 (60Hz) |
0.4 (50Hz) 0.27 (60Hz) |
0.13 | 0.27 | 0.13 | 0.27 | 0.53 | 0.53 | 0.53 | 0.5 |
Connection | Inlet | NW40 | NW50 | ISO80 | NW50 | NW50 | NW50 | NW50 | NW50 | NW50 | NW80 | ISO100 | ISO160 | ISO160 | |
Outlet | NW40 | NW40 | NW40 | NW40 | NW40 | NW40 | NW40 | NW40 | NW40 | NW40 | NW40 | NW40 | NW50 | ||
Approx. Power at Ultimate Pressure | Approx. Power at Ultimate Pressure | kW | 2.9 (50Hz) 3.2 (60Hz) |
2.6 (50Hz) 2.9 (60Hz) |
5.2 (50Hz) 5.8 (60Hz) |
3.6 (50Hz) 4.0 (60Hz) |
3.6 (50Hz) 4.0 (60Hz) |
4.2 | 4.2 | 4.9 | 4.9 | 3.2 (50Hz) 3.4 (60Hz) |
6.6 (50Hz) 7.3 (60Hz) |
5.1 (50Hz) 6.7 (60Hz) |
7.4 |
N2 | Flow rate | Pa•m3/s | 14~17 (4.6) | 17~20 (3.8) | 34~40 | 24~27 (4.7) | 24~27 (4.7) | 54~57 | 54~57 | 54~57 | 54~45 | 17~20 (3.8) | 7.5~10.5 | 8.5~11 | 8.5~11 |
Power supply Phase/Volt/Freq. | 200V Models | 3-phase/200V/50Hz 3-phase/200-220V/60Hz |
3-phase/200V/50Hz 3-phase/200-220V/60Hz |
3-phase/200V/50Hz 3-phase/200-220V/60Hz |
3-phase/200V/50Hz 3-phase/200-220V/60Hz |
3-phase/200V/50Hz 3-phase/200-220V/60Hz |
3-phase/200V/50Hz 3-phase/200-220V/60Hz |
3-phase/200V/50Hz 3-phase/200-220V/60Hz |
3-phase/200V/50Hz 3-phase/200-220V/60Hz |
3-phase/200V/50Hz 3-phase/200-220V/60Hz |
3-phase/200V/50Hz 3-phase/200-220V/60Hz |
3-phase/200V/50Hz 3-phase/200-220V/60Hz |
3-phase/200V/50Hz 3-phase/200-220V/60Hz |
3-phase/200V/50Hz 3-phase/200-220V/60Hz |
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400V Models | 3-phase/380-400V/50Hz 3-phase/380-440V/60Hz |
3-phase/380-400V/50Hz 3-phase/380-440V/60Hz |
3-phase/380-400V/50Hz 3-phase/380-440V/60Hz |
3-phase/200V/50Hz 3-phase/200-220V/60Hz |
3-phase/380-400V/50Hz 3-phase/380-440V/60Hz |
3-phase/380-400V/50Hz 3-phase/380-440V/60Hz |
3-phase/380-400V/50Hz 3-phase/380-440V/60Hz |
3-phase/380-400V/50Hz 3-phase/380-440V/60Hz |
3-phase/380-400V/50Hz 3-phase/380-440V/60Hz |
3-phase/380-400V/50Hz 3-phase/380-440V/60Hz |
3-phase/380-400V/50Hz 3-phase/380-440V/60Hz |
3-phase/380-400V/50Hz 3-phase/380-440V/60Hz |
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460V Models | 3-phase/440V/50Hz 3-phase/440-480V/60Hz |
3-phase/380-400V/50Hz 3-phase/380-440V/60Hz |
3-phase/440V/50Hz 3-phase/440-480V/60Hz |
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Weight | Weight | kg | 240 | 240 | 480 | 380 | 380 | 400 | 400 | 400 | 400 | 410 | 700 | 750 | 1200 |