U 4.20 vacuum pump
U 4.20 U series (BECKER) oil-lubricated rotary vane vacuum pump is cool-running, quiet and highly efficient. Check valve and efficient oil separation are integrated.
Technology: Rotary vane vacuum pumps Oil lubricated
Order number:
| U 4.20 3~ | 1~ | 50Hz | 60Hz | |
| nominal pumping speed | m³/h | 18 | 21 |
| final pressure | mbar abs. | < 1.0 | < 1.5 |
| Rated voltage 3~ | V | 190-260/330-450 | 225-600/390-520 |
| Rated voltage 1~ | V | 230±10% | 230±10% |
| Rated motor power 3~ | kW | 0,55 | 0,66 |
| Rated motor power 1~ | kW | 0,60 | 0,72 |
| Current consumption 3~ | A | 3,3/1,95 | 3,3/1,95 |
| Current consumption 1~ | A | 6,4 | 5,9 |
| Motor rated speed 3~ | at least-1 | 2820 | 3380 |
| Motor rated speed 1~ | at least-1 | 2850 | 3300 |
| sound pressure level | dB(A) | 63 | 67 |
| Weight | kg | ≈20 | |
| oil | l | 0,5 | |
oil
| position | order no. | Description |
| BECKER LUBE M 100 | 960009 00000 | mineral oil |
| BECKER LUBE S 100 | 960016 00100 | synthetic oil |
| BECKER LUBE SL 100 | 960023 00100 | food area |
Pump Variations
| Different positions to the standard device | ||
| U 4.20 | /09 | Special version - with ballast valve |
| /53 /53.1 /59 | Special version - with water cooler | |
| /55 | Special version - with double check valve | |
| position | shortage | Order no. | designation |
| [] | 1 | 549000 40300 | seal saty |
| 8 | SENTENCE | 900583 0000x(03) | slider |
| 34 | 1 | 965413 00000 | air separator |
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