MD 12 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 12 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
The MD 12 NT diaphragm pump is an especially powerful pump for oil-free evacuation and pumping of non aggressive gases. The three-stage design of this eight-cylinder pump provides the advantageous combination of very high pumping speed and excellent ultimate vacuum. The flow path consists of aluminium, stainless steel and carefully selected plastics to permit a wide range of applications. The fabric-reinforced double diaphragms are made of highly flexible FKM for extended operating life and high vacuum performance. Eight-cylinder NT pumps feature quiet operation, with smooth and easy-to-clean surfaces. Like all VACUUBRAND diaphragm pumps they operate absolutely oil-free and do not have any sliding components in the gas path. In normal operation they are completely free of abrasion. This eliminates most of the particulate impurities frequently generated inside of scroll or piston pumps.
Information on the disposal of old devices »
| Max. pumping speed 50 Hz | 12.1 m 3 /h |
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| Max. pumping speed 60 Hz | 7.1 cfm |
| Ultimate vacuum | 2 mbar / 1.5 torr |
| Number of heads | 8 |
| 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 25 |
| Outlet connection | G1/2" |
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| Rated motor power |
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| 0.53 kW |
| Rated motor speed at 50/60 Hz | 1650 min -1 |
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| Protection class IEC 60529 | IP 40 |
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| Dimension L in mm | 554 mm |
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| Dimension B in mm | 260 mm |
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| Dimension H in mm | 359 mm |
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| 重量 | 30.2 kg |
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| Noise (sound pressure level) in dBA at 50 Hz or 1500 rpm/62% (VARIO)/1500 rpm (V | 50 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 | No |
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| Items supplied | Pump completely mounted, ready for use, silencer, with manual. |
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| Rated mains voltage range 1 | 200-230 V |
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| Mains frequency 1 | 50-60 Hz |
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| Max. pumping speed 50 Hz | 12.1 m 3 /h |
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| Max. pumping speed 60 Hz | 7.1 cfm |
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| Ultimate vacuum | 2 mbar / 1.5 torr |
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