Suzhou Blauberg Motoren Technology Co., Ltd. is one of the leading manufacturers and suppliers of blauberg bl-b310b-ec-05 310mm ec backward curved centrifugal fan in China. Welcome to buy bulk high quality customized products made in China here and get quotation from our factory. For price consultation, contact us.
Basic Info
| Model | BL-B310B-EC-05 | Fan Type | Backward Curved Centrifugal Fan |
| Nominal Diameter | 310 mm | Motor Type | External Rotor EC Motor |
| Phase | Single Phase | Rated Voltage | 230 VAC |
| Frequency | 50/60 Hz | Rated Speed | 2760 RPM |
| Maximum Input Power | 650 W | Maximum Input Current | 3.05 A |
| Sound Level | 82 dB(A) | Ambient Temperature | -25 to +60 °C |
Technical Description
| Model | BL-B310B-EC-05 | Dimensions | 325 × 325 × 224 mm |
| Motor | External rotor EC motor | Impeller Material | Plastic |
| Direction of Rotation | Clockwise viewed toward rotor | Rotor Surface | Plastic spraying |
| Degree of Protection | IP55 | Insulation Class | F |
| Operating Mode | S1 | Bearing | Ball bearing |
| Motor Protection | Locked rotor, thermal, under/over-voltage and overcurrent protection; soft start | Cable Length | 500 ± 20 mm |
| Humidity Range | 5%–90% RH | Axial Impeller Deviation | ≤ 1 mm |
| Radial Impeller Deviation | ≤ 1 mm | Certification | CCC, CE, RoHS |
| Release Date | 7 May 2024 | Weight | Not specified |
Product Application
| 1 | Charging Column | 9 | Equipment Cooling Project |
| 2 | Kitchen Smoke Exhaust System | 10 | Ventilation Unit Project |
| 3 | FFU Project | 11 | AHU Project |
| 4 | Computer Room Cooling | 12 | Air Purifier Project |
| 5 | Rail Transit Air-Conditioning | 13 | Heat Exchanger Project |
| 6 | Electrical Appliances | 14 | Telecom Container Project |
| 7 | FanGrid Project | 15 | Data Center Cooling Project |
| 8 | Ventilation Equipment Project | 16 | Industrial Cooling System |
Air Performance
Overall Dimensions
Electrical Connection
| Line | Connection | Colour | Function | |
| Power Line | PE | Green Yellow | Protective Earth | |
| U1 | L | Brown | Live Wire | |
| U2 | N | Black | Neutral Wire | |
| U3 | NC | White | Normally Closed Switch, Circuit Breaker | |
| U4 | COM | Gray | Common Port | |
| Control Line | U5 | RSA | Brown | RS485 Port |
| U6 | RSB | Gray | RS485 Port | |
| U7 | Speed Control | Yellow | 0~10V & PWM Compatible Line (PWM Max. Value 10V) |
|
| U8 | Signal Feedback | White | RPM Output Signal Line | |
| U9 | +10V | Red | External Output +10VDC | |
| U10 | GND | Blue | GND | |
The fan provides a speed output signal, output signal drawing see under annex. Vfg and pull up resistor are connected by customer. Vfg=(3–30)VDC, R≥1000×(Vfg)Ω.
Tacho Signal Output: IC, Rb1, Rb2, Rfg, Vce, Vfg, GND and Qa.
Download
Download BL-B310B-EC-05 Product Specification
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