| Size | 15 | 19 | |
|---|---|---|---|
| max. flow rate l/h | |||
| max. flow rate 3-rollers Rotor l/h | 500 | 975 | |
| max. flow rate 4-rollers Rotor l/h | 0 | 750 | |
| max. pressure bar | 4 | 2 | |
| max. suction heights m/H2O | 8 | 7 |
| Size | 15 | 19 | |
|---|---|---|---|
| max. flow rate l/h | |||
| max. flow rate 3-rollers Rotor l/h | 500 | 975 | |
| max. flow rate 4-rollers Rotor l/h | 0 | 750 | |
| max. pressure bar | 4 | 2 | |
| max. suction heights m/H2O | 8 | 7 |