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Debris or heavy oil sludge typically causes internal float drains to stick
the compact bi-metal construction makes it manageable in tight cabinets
this unit is an electronically commutated motor (ECM) and requires a compatible constant-torque or constant-airflow control board to operate
Technical professionals value its Class IV leakage rating and high rangeability of >100:1 for energy-efficient operation in hydronic heating and cooling applications
Siemens Building Technology GBB161.1P Actuator 328140-751 Debris or heavy oil sludgeThe Siemens GBB161. 1P is a heavy duty OpenAir electronic damper actuator engineered for precise modulating control in commercial HVAC systems. Delivering a high torque output of 221 lb in (25 Nm), this non spring return (NSR) unit is a standard choice for managing large scale dampers in variable air volume (VAV) units, air handlers, and rooftop systems. Operating on a 24VAC supply, it accepts a 0 10VDC control signal, facilitating seamless 0 to 100%
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