EC Motorized Impellers

SR-MI Range

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225 – 560 mm Motorized Impellers

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

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

Inlet Funnel

Material: Hot-dip galvanized steel

Factory installed static pressure probes for CAV control

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%

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Swiss Rotors SR-MI Motorized Impellers – supported airflow range

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Swiss Rotors SR-MI Motorized Impellers - supported airflow range

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EC Fan Sets

Compliance with standards

RT ERW

Energy Recovery Wheels

AR-FS

EC Fans

CA, CP

Core Heat Exchangers

We specialize in the design and production of key air treatment components for air handling units and rooftop units.

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.

SR-MI Technical Specifications, SI

Model STP Model STP Motor Capacity dP Airflow
SR-MI-P-225-0.3 STP Polymer 0.3 kW 938 Pa 1 932 m³/h
SR-MI-P-225-0.7 STP Polymer 0.7 kW 1 445 Pa 2 463 m³/h
SR-MI-P-250-0.3 STP Polymer 0.3 kW 846 Pa 2 514 m³/h
SR-MI-P-250-0.7 STP Polymer 0.7 kW 1 373 Pa 3 089 m³/h
SR-MI-P-315-0.3 STP Polymer 0.3 kW 603 Pa 3 384 m³/h
SR-MI-P-315-0.7 STP Polymer 0.7 kW 820 Pa 3 944 m³/h
SR-MI-P-315-1.5 STP Polymer 1.5 kW 1 506 Pa 5 340 m³/h
SR-MI-P-315-2.5 STP Polymer 2.5 kW 1 841 Pa 5 945 m³/h
SR-MI-A-225-0.3 STP Aluminum 0.3 kW 935 Pa 1 856 m³/h
SR-MI-A-225-0.7 STP Aluminum 0.7 kW 1 466 Pa 2 358 m³/h
SR-MI-A-250-0.3 STP Aluminum 0.3 kW 829 Pa 2 508 m³/h
SR-MI-A-250-0.7 STP Aluminum 0.7 kW 1 345 Pa 3 166 m³/h
SR-MI-A-315-0.3 STP Aluminum 0.3 kW 593 3 178 m³/h
SR-MI-A-315-0.7 STP Aluminum 0.7 kW 799 Pa 3 757 m³/h
SR-MI-A-315-1.5 STP Aluminum 1.5 kW 1 464 Pa 5 141 m³/h
SR-MI-P-315-2.5 STP Aluminum 2.5 kW 1 805 Pa 5 852 m³/h
SR-MI-A-355-1.6 STP Aluminum 1.6 kW 1 309 Pa 6 016 m³/h
SR-MI-A-355-2.5 STP Aluminum 2.5 kW 1 700 Pa 6 593 m³/h
SR-MI-A-355-3.7 STP Aluminum 3.7 kW 2 105 Pa 7 798 m³/h
SR-MI-A-400-1.6 STP Aluminum 1.6 kW 1 196 Pa 6 771 m³/h
SR-MI-A-400-2.5 STP Aluminum 2.5 kW 1 373 Pa 7 386 m³/h
SR-MI-A-400-3.7 STP Aluminum 3.7 kW 1 827 Pa 8 612 m³/h
SR-MI-A-400-5.4 STP Aluminum 5.4 kW 2 405 Pa 10 392 m³/h
SR-MI-A-450-1.6 STP Aluminum 1.6 kW 970 Pa 8 209 m³/h
SR-MI-A-450-2.5 STP Aluminum 2.5 kW 1 183 Pa 9 225 m³/h
SR-MI-A-450-3.7 STP Aluminum 3.7 kW 1 534 Pa 10 381 m³/h
SR-MI-A-450-5.4 STP Aluminum 5.4 kW 1 926 Pa 12 026 m³/h
SR-MI-A-500-3.7 STP Aluminum 3.7 kW 1 285 Pa 12 318 m³/h
SR-MI-A-500-5.4 STP Aluminum 5.4 kW 1 627 Pa 14 065 m³/h
SR-MI-A-560-3.7 STP Aluminum 3.7 kW 1 204 Pa 14 529 m³/h
SR-MI-A-560-5.4 STP Aluminum 5.4 kW 1 373 Pa 15 189 m³/h