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SC-F140B-EC-00 140mm EC Single Inlet Centrifugal Blower
The SC-F140B-EC-00 is a forward-curved EC single inlet centrifugal blower for ventilation, air handling and equipment cooling. The electronically commutated motor supports efficient variable-speed operation through 0-10 VDC or PWM control and provides a tachometer feedback output.
Basic Info
| Model No. | SC-F140B-EC-00 | Fan Type | EC Single Inlet Centrifugal Blower |
| Impeller Type | Forward-curved centrifugal impeller | Airflow Direction | Radial, straight from outlet |
| Trademark | Blauberg | Origin | China |
| HS Code | 8414593000 | Production Capacity | 50000 units/year |
Rated Data
| Rated Voltage | 115 VAC | Voltage Range | 92-138 VAC |
| Frequency | 50/60 Hz | Phase | 1~ |
| Rated Speed | 1860 +/-5% RPM | Maximum Input Power | 85 W |
| Maximum Input Current | 1.3 A | Sound Level | 67 dB(A) |
| Operating Temperature | -25°C to +60°C | Protection / Insulation | IP55 / Class B |
Technical Description
| Weight | 2.15 kg | Packaging | 72 pcs/pallet |
| Fan Size (LxWxH) | 246.9x220.5x130 mm | Motor Size | 72 |
| Impeller Material | Zinc-coated steel | Number of Blades | 34 |
| Airflow Direction | All around; straight forward from air outlet | Rotation | Clockwise, viewed toward rotor |
| Rotor Surface Treatment | Plastic spraying (blue) | Rotor Housing | Stretch |
| Degree of Protection | IP55 | Insulation Class | Class B |
| Transport / Storage Temperature | -40 deg C to +80 deg C | Installation Position | Any |
| Operating Humidity | 5%-90% RH | Storage Humidity | 5%-95% RH |
| Operating Mode | S1 | Bearing | Ball bearing |
| Control Input | 0-10 VDC / PWM, max. PWM input voltage 10 VDC | Voltage Output | 10 VDC, max. 10 mA |
| Protection Functions | Locked-rotor, thermal, overvoltage, undervoltage and overcurrent protection; soft start | ||
| Cable Length | 500+/-20 mm | Conformity | CCC, CE, RoHS |
| Dielectric Strength | 1800 VAC / 50 Hz, 1 s; leakage current not more than 10 mA; no breakdown or flashover | ||
Product Application
| Application Area | Typical Use |
|---|---|
| Ventilation Systems | Supply and exhaust airflow in compact ventilation equipment. |
| Air Handling Units | Air-handling and filtration modules requiring variable airflow. |
| Equipment Cooling | Cooling of electrical cabinets, machines and enclosed equipment. |
| Air Conditioning | Air circulation in HVAC and environmental-control equipment. |
Air Performance
Air performance is measured according to AMCA 210 / GB 1236 installation category A. Values apply under the specified measuring conditions and may vary with installation conditions.
Overall Dimensions
Overall size: 246.9 x 220.5 x 130 mm. AC cable: PVC 3 x AWG20. DC cable: PVC 4 x AWG24.
Electrical Connection
Power line: U1-L, U2-N and protective earth (PE). Control line: U4 +10V, U5 0-10V/PWM, U6 FG and U7 GND.
The tachometer output provides 2 pulses per revolution. Use the customer-side pull-up circuit shown in the wiring diagram.
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