DE 
Miniature Centrifugal Pumps
BMK3...BMK4
Peripheral impellers
Miniature Centrifugal Pumps
of the BMK series have been desined for clean water circuits of up to 160 degree C fluid temperature and up to 7 bar of system pressure.
The pumps are equipped with a magnetic coupling. The pumps can be mounted vertically or horizontally. The specific design allows the pumps to operate wear poor.
BMK3...BMK4
Engineering drawing
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Pump characteristic
| Applications |
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| Types of fluid | Industry water up to 160° C at 7 bar system-pressure |
| Construction |
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| Pump body | CrNi-steel | ||
| Cover | CrNi-steel | ||
| Impeller | CrNi-steel | ||
| Shaft | Ceramic | ||
| Gasket | Split-case | ||
| Noise level | 65 dBA (BMK3) 67 dBA (BMK4) |
Technical data
| Type | Vol. del. at manom. del. head |
Dimensions | Weight |
Power | Voltage 3 ~ |
Fre- quen- cy |
Current | Speed | |||||||||
| l/min /m | H mm | h mm | kg | kW | V | Hz | A | 1/min | |||||||||
BMK3  |
10/35 | 374 | 71 | 10.8 | 0.63 | 220-240 | 50 |
|
2850 | ||||||||
| 380-415 | 50 |
|
2850 | ||||||||||||||
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| 0.725 | 460 | 60 |
|
3425 | |||||||||||||
| BMK4 |
10/48 | 430 | 67.5 | 14.0 | 1.1 | 220-240 | 50 |
|
2850 | ||||||||
| 380-415 | 50 |
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2850 | ||||||||||||||
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| 1.27 | 460 | 60 |
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3440 | |||||||||||||
