MD 4 NT
contamination-free pumping and evacuation。high flow rate even near ultimate vacuum
广西科米瑞实验仪器设备有限公司提供 VACUUBRAND MD 4 NT 产品资料、选型咨询、供货报价和售后服务支持,价格面议。
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contamination-free pumping and evacuation
high flow rate even near ultimate vacuum
exceptionally long diaphragm life and maintenance-free drive system for low lifetime costs
These three-stage diaphragm pumps are an excellent solution for continuous, oil-free pumping of non-corrosive gases. They reach an excellent ultimate vacuum of 1 mbar. All parts in contact with pumped gases and vapors are made of aluminum, stainless steel and carefully selected plastics suitable for a wide range of applications with non-corrosive gases. The new NT-series provides whisper quiet and ultra-low vibration operation, high leak tightness and improved performance. The highly flexible fabric-reinforced double diaphragm made of FKM is ideal for extended operating life.
Information on the disposal of old devices »
| Max. pumping speed 50 Hz | 3.8 m 3 /h |
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| Max. pumping speed 60 Hz | 2.5 cfm |
| Ultimate vacuum | 1 mbar / 0.75 torr |
| Number of heads | 4 |
| Number of stages | 3 |
| Lower ambient temperature (operation) | 10 °C |
| Upper ambient temperature (operation) | 40 °C |
| Lower ambient temperature (storage) | -10 °C |
| Upper ambient temperature (storage) | 60 °C |
| Max. back pressure (abs.) | 1.1 bar |
| Inlet connection | small flange KF DN 16 |
| Outlet connection | Silencer / G1/4" |
| Rated motor power | 0.25 kW |
| Rated motor speed at 50/60 Hz | 1500/1800 min -1 |
| Protection class IEC 60529 | IP 40 |
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| Dimension L in mm | 328 mm |
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| Dimension B in mm | 239 mm |
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| Dimension H in mm | 198 mm |
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| 重量 | 16.4 kg |
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| Noise (sound pressure level) in dBA at 50 Hz or 1500 rpm/62% (VARIO)/1500 rpm (V | 45 dBA |
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| ATEX conformity | II 3/- G Ex h IIC T3 Gc X Internal Atm. only |
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| NRTL certification | Yes |
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| Items supplied | Pump completely mounted, ready for use, with manual. |
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| Rated mains voltage range 1 | 230 V |
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| Mains frequency 1 | 50-60 Hz |
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| Max. pumping speed 50 Hz | 3.8 m 3 /h |
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| Max. pumping speed 60 Hz | 2.5 cfm |
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| Ultimate vacuum | 1 mbar / 0.75 torr |
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