Negative Pressure Fan (FRP)
| Model No | ECS - 1060 | ECS - 1260 | ||
| Motor Type | Direct | Direct | Direct | Direct |
| Voltage (V) | 240 | 380 | 240 | 380 |
| Frequency (Hz) | 50 | 50 | 50 | 50 |
| Input Power (W) | 550 | 550 | 750 | 750 |
| Current (A) | 4.5 | 2.5 | 6.4 | 3.7 |
| Weight (kg) | 34 | 34 | 43 | 43 |
| Blade Diameter (mm/(in)) | 890/(36) | 890/(36) | 1080/(43) | 1080/(43) |
| Rotational Speed (rpm/m) | 540 | 540 | 540 | 540 |
| Air Flow (m3/h) | 21100 | 21100 | 37400 | 37400 |
| Noise (dB(A)) | <70 | <70 | <70 | <70 |
| Fan Dimension (L*W*D (mm)) | 1060*1060*555 | 1060*1060*555 | 1260*1260*555 | 1260*1260*555 |
