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General specification
Support to CAV/VAV systems (factory mounted static pressure probes on fan inlet vane with precisely determined K-factor).
Air performance according to ISO 5801, Installation Category: A, LwA according to ISO 13347
![](https://swissrotors.com/wp-content/uploads/2023/12/DoubleSide.png)
Motor
Type: Electronically Commutated, Brushless DC Motor
Overload Protection:
Inbuilt Thermal Limit
Housing: Die-cast aluminum
Speed Control:
0~10VDC / Modbus RTU
Protection Degree: IP54
Bearing: Ball Type
![](https://swissrotors.com/wp-content/uploads/2023/12/8_transparent_background-2-e1702893487479.png)
![](https://swissrotors.com/wp-content/uploads/2023/12/3_transparent_background-3-e1704490603605.png)
![](https://swissrotors.com/wp-content/uploads/2023/12/DoubleSide.png)
Inlet Funnel
Material: Hot-dip galvanized steel
Factory installed static pressure probes for CAV control
![](https://swissrotors.com/wp-content/uploads/2023/12/DoubleSide.png)
Impeller
Type: Radial, Backward-curved,
Single Inlet
Material: High Performance
Aluminum (A) or Polymer (P)
Balance quality grade: G 6,3 (ISO 1940-1)and BV-3 (ANSI S2.19-1989)
Static efficiency: up to 73%
![](https://swissrotors.com/wp-content/uploads/2023/12/9_transparent_background-2-e1702893447689.png)
Swiss Rotors SR-MI Motorized Impellers - supported airflow range
Slide to narrow down interested rotors
RT ERW
Energy Recovery Wheels
![](https://swissrotors.com/wp-content/uploads/ico-rotate-light.png)
AR-FS
EC Fans
![](https://swissrotors.com/wp-content/uploads/ico-rotate-dark.png)
CA, CP
Core Heat Exchangers
![](https://swissrotors.com/wp-content/uploads/ico-rotate-dark.png)
We specialize in the design and production of key air treatment components for air handling units and rooftop units.
![](https://swissrotors.com/wp-content/uploads/100-match-box.png)
![](https://swissrotors.com/wp-content/uploads/100-match-e1702237516804.png)
All our products fully correspond to the dimensions of components commonly used on the market and are 100% equivalent in terms of efficiency and performance.
The components we design, and produce are subject to continuous improvement. Their technical parameters are guaranteed by independent certification bodies.
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SR-MI Technical Specifications, SI
Model | Impeller material | Motor Capacity | dP | Airflow |
SR-MI-P-225-0.3 | Polymer | 0.3 kW | 938 Pa | 1 932 m³/h |
SR-MI-P-225-0.7 | Polymer | 0.7 kW | 1 445 Pa | 2 463 m³/h |
SR-MI-P-250-0.3 | Polymer | 0.3 kW | 846 Pa | 2 514 m³/h |
SR-MI-P-250-0.7 | Polymer | 0.7 kW | 1 373 Pa | 3 089 m³/h |
SR-MI-P-315-0.3 | Polymer | 0.3 kW | 603 Pa | 3 384 m³/h |
SR-MI-P-315-0.7 | Polymer | 0.7 kW | 820 Pa | 3 944 m³/h |
SR-MI-P-315-1.5 | Polymer | 1.5 kW | 1 506 Pa | 5 340 m³/h |
SR-MI-P-315-2.5 | Polymer | 2.5 kW | 1 841 Pa | 5 945 m³/h |
SR-MI-A-225-0.3 | Aluminum | 0.3 kW | 935 Pa | 1 856 m³/h |
SR-MI-A-225-0.7 | Aluminum | 0.7 kW | 1 466 Pa | 2 358 m³/h |
SR-MI-A-250-0.3 | Aluminum | 0.3 kW | 829 Pa | 2 508 m³/h |
SR-MI-A-250-0.7 | Aluminum | 0.7 kW | 1 345 Pa | 3 166 m³/h |
SR-MI-A-315-0.3 | Aluminum | 0.3 kW | 593 | 3 178 m³/h |
SR-MI-A-315-0.7 | Aluminum | 0.7 kW | 799 Pa | 3 757 m³/h |
SR-MI-A-315-1.5 | Aluminum | 1.5 kW | 1 464 Pa | 5 141 m³/h |
SR-MI-P-315-2.5 | Aluminum | 2.5 kW | 1 805 Pa | 5 852 m³/h |
SR-MI-A-355-1.6 | Aluminum | 1.6 kW | 1 309 Pa | 6 016 m³/h |
SR-MI-A-355-2.5 | Aluminum | 2.5 kW | 1 700 Pa | 6 593 m³/h |
SR-MI-A-355-3.7 | Aluminum | 3.7 kW | 2 105 Pa | 7 798 m³/h |
SR-MI-A-400-1.6 | Aluminum | 1.6 kW | 1 196 Pa | 6 771 m³/h |
SR-MI-A-400-2.5 | Aluminum | 2.5 kW | 1 373 Pa | 7 386 m³/h |
SR-MI-A-400-3.7 | Aluminum | 3.7 kW | 1 827 Pa | 8 612 m³/h |
SR-MI-A-400-5.4 | Aluminum | 5.4 kW | 2 405 Pa | 10 392 m³/h |
SR-MI-A-450-1.6 | Aluminum | 1.6 kW | 970 Pa | 8 209 m³/h |
SR-MI-A-450-2.5 | Aluminum | 2.5 kW | 1 183 Pa | 9 225 m³/h |
SR-MI-A-450-3.7 | Aluminum | 3.7 kW | 1 534 Pa | 10 381 m³/h |
SR-MI-A-450-5.4 | Aluminum | 5.4 kW | 1 926 Pa | 12 026 m³/h |
SR-MI-A-500-3.7 | Aluminum | 3.7 kW | 1 285 Pa | 12 318 m³/h |
SR-MI-A-500-5.4 | Aluminum | 5.4 kW | 1 627 Pa | 14 065 m³/h |
SR-MI-A-560-3.7 | Aluminum | 3.7 kW | 1 204 Pa | 14 529 m³/h |
SR-MI-A-560-5.4 | Aluminum | 5.4 kW | 1 373 Pa | 15 189 m³/h |