| MODEL | POWER | AC MOTOR 1 Ø | AC MOTOR 1 Ø | FAN SPEED | IMPELLER DIA |
| RCU28 | 3HP | None | 220V/60Hz / 380V/60Hz | 750RPM (Belt Drive) | 28inch |
| RCU28 | 5.5HP | None | 220V/60Hz / 380V/60Hz | 1000RPM (Belt Drive) | 28inch |
| RCU28 | 7.5HP | None | 220V/60Hz / 380V/60Hz | 1120RPM (Direct Drive) | 28inch |