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| Order No. | Fre-quency | Output | Maximum Airflow | Maximum Vacuum | Maximum Pressure |
| # | Hz | Kw | m³/h | mbar | mbar |
| 2RB 320-7HA31 | 50 | 1.1 | 120 | -240 | 280 |
| 2RB 320-7HA31 | 60 | 1.3 | 145 | -230 | 260 |
| 2RB 320-7HH26 | 50 | 0.85 | 110 | -200 | 230 |
| 2RB 320-7HH26 | 60 | 0.95 | 130 | -240 | 240 |
| 2RB 320-7HH36 | 50 | 1.3 | 110 | -280 | 290 |
| 2RB 320-7HH36 | 60 | 1.5 | 130 | -300 | 400 |