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This unit utilizes a high-accuracy thermistor with a negative temperature coefficient (NTC) and a reference resistance of 2
verifying the axial fan blade pitch and hub integrity is essential
and bolt pattern as the 07 revision
though you should always verify the specific load requirements of your controller or motor starter
Schneider Electric (Barber Colman) M573-3520 Actuator 30067439-890 This unit utilizes a high-accuracyThe Schneider Electric (Barber Colman) M573 3520 Actuator is a heavy duty pneumatic damper actuator designed for precise proportional or two position control in commercial HVAC systems. This piston damper actuator features a substantial 3 inch stroke and is factory calibrated with a 5 to 10 psi spring range, making it ideal for managing airflow in multi zone units, fan coils, and large mixing boxes. Engineered for durability, the M573 3520 is a direct