Blowers & Centrifugal Fans
Single Inlet Backward Curved Impeller Series
Single inlet backward curved impeller blowers for high-efficiency air movement with lower noise characteristics.
Catalogue Specifications
Models and Technical Data
Catalogue values are shown in their published units. Final selection and operating-point suitability should be confirmed with SEM engineering.
| Type | I/P Supply | Amps (A) | Watts (W) | RPM | Airflow CMH | Airflow CFM | Static PR (mm-wc) | dBA | CAP µf | Amb. Temp °C | Weight Kg |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 8 EC 1BTP | 230V, 1Ø, 50Hz | 0.6 | 110 | 2700 | 880 | 518 | 42 | 65 | 3.15 | 60 | 2.5 |
| 8 EC 3BTP | 415V, 3Ø, 50Hz | 0.2 | 100 | 2700 | 880 | 518 | 42 | 65 | — | 60 | 2.5 |
| 1C-8 EC 1BTP | 230V, 1Ø, 50Hz | 0.6 | 110 | 2700 | 880 | 518 | 42 | 66 | 3.15 | 60 | 6 |
| 1C-8 EC 3BTP | 415V, 3Ø, 50Hz | 0.2 | 100 | 2700 | 880 | 518 | 42 | 66 | — | 60 | 6 |
| 2C-8EC 1BTP | 230V, 1Ø, 50Hz | 1.2 | 240 | 2700 | 1760 | 1035 | 42 | 80 | 3.15 | 60 | 9.1 |
| 2C-8 EC 3BTP | 415V, 3Ø, 50Hz | 0.4 | 180 | 2700 | 1760 | 1035 | 42 | 80 | — | 60 | 9.1 |
| 23BC 1BT | 230V, 1Ø, 50Hz | 0.53 | 130 | 2650 | 1200 | 706 | 55 | 70 | 4 | 60 | 7 |
| 23BC 3BT | 415V, 3Ø, 50Hz | 0.25 | 140 | 2650 | 1200 | 706 | 55 | 70 | — | 60 | 7 |
| 25BC 1BT | 230V, 1Ø, 50Hz | 0.6 | 140 | 2450 | 1230 | 724 | 55 | 74 | 4 | 60 | 7.5 |
| 25BC 3BT | 415V, 3Ø, 50Hz | 0.3 | 150 | 2450 | 1230 | 724 | 55 | 74 | — | 60 | 7.5 |
Tolerance ±5% on Specified values
Need help selecting a model?
Share your airflow, static pressure, supply and application requirements.