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Ebm-papst R3G630-RB32-77 400V 630MM 9806CFM EC Centrifugal Fan For AHU
Brand：ebm-papst (100% Genuine)
Model：R3G630-RB32-77
Category：Centrifugal Fan
Description： 100% genuine ebmpapst R3G630-RB32-77 centrifugal fan, 400V, 9806 CFM, 700Pa. Ideal for AHU, data centers and precision AC. In stock with fast worldwide shipping.
Sales Hotline:+86 10-62547612
Cell Phone:+86 187 0152 6587
E-mail: Jason@bjhengrui.cn / qin@bjhengrui.cn / sales06@bjhengrui.cn
- Specification
- Details
- Application
Nominal data:
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Brand：
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ebmpapst
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Part No：
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R3G630-RB32-77
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Fan Type：
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Centrifugal Fan
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Rated Voltage(V)：
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400
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Size(mm)：
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630
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Max.Air Flow(CFM)：
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9806
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Max.Pressure(Pa)：
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700
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Input Power(W)：
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2700
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Speed(RPM)：
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1300
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Noise(dB)：
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70
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Specification Drawing:
Intelligent EC Centrifugal Fan for Precision HVAC & Data Center Cooling
The ebmpapst R3G630-RB32-77 EC centrifugal fan is engineered for applications requiring high airflow, stable static pressure, and intelligent motor control. Delivering up to 9806 CFM airflow, 700 Pa static pressure, and operating at 1300 RPM, it provides dependable cooling performance for mission-critical HVAC systems.Unlike conventional centrifugal fans, this model integrates advanced EC technology with RS-485 MODBUS-RTU communication, 0-10V/PWM speed control, soft start, integrated PID controller, and motor current limitation, allowing precise airflow management while reducing energy consumption and maintenance costs.Designed with IP55 protection, ball bearings, and an operating temperature range from -40°C to +80°C (storage/transport), the fan performs reliably in demanding industrial environments. It is an excellent replacement solution for original ebmpapst installations and supports long-term continuous operation.
Product Details
（If you need more installation pictures or detailed technical PDF documents of ebm-papst R3G630-RB32-77, please feel free to contact us at any time.）
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Why choose us ?► Large quantity of multi brand fans in stock supply
► Global Fast Delivery
► Professional selection support
► Experience in industrial cooling solutions
► Highly trusted by HVAC service providers
Main Application Scenarios
AHU (Air Handling Unit) Systems
The R3G630-RB32-77 is ideal for commercial and industrial AHU systems, where stable airflow and accurate pressure control are essential. Its EC motor technology enables variable speed operation, helping building operators optimize energy efficiency while maintaining indoor air quality.
Data Center Cooling Infrastructure
Modern data centers require continuous and efficient thermal management to protect servers and networking equipment. With high airflow capacity and intelligent control functions, this centrifugal fan supports precision cooling systems, CRAH units, and modular cooling equipment, ensuring stable temperatures during 24/7 operation.
Precision Air Conditioning (Computer Room Air Conditioning)
For precision air conditioning systems, airflow consistency directly impacts cooling performance. The integrated PID controller and MODBUS communication allow seamless integration into intelligent building management systems, making this model suitable for high-reliability environments such as telecom rooms, laboratories, and AI computing facilities.
Frequently Asked QuestionsQ1: Is the R3G630-RB32-77 suitable for 24/7 operation in data centers?
Yes. The ebmpapst R3G630-RB32-77 EC centrifugal fan is designed for continuous S1 duty operation and features ball bearings, thermal overload protection, and line undervoltage/phase failure detection. These characteristics make it well suited for 24/7 data center cooling, precision air conditioning, and AHU applications, where long-term reliability is critical.
Q2: What advantages do RS-485 MODBUS-RTU and integrated PID control provide?
The built-in RS-485 MODBUS-RTU communication enables the fan to connect directly with BMS and HVAC automation systems for remote monitoring and control. The integrated PID controller automatically adjusts fan speed according to system demand, improving energy efficiency, maintaining stable airflow, and reducing overall operating costs in intelligent cooling systems.
Q3: What should be checked if the fan cannot reach its rated airflow or pressure?
If airflow or static pressure is below specification, first verify that the 400V power supply and control signal (0-10V or PWM) are correct. Then inspect air filters, ducts, and coils for blockage, and ensure there are no installation restrictions causing excessive resistance. Also check the motor protection status and communication settings. Routine preventive maintenance helps maintain optimal performance and extends service life.
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