

A 400 V EC centrifugal blower for servo motor cooling, G3G280-BR04-M7 has a clearly defined selection profile. Its standout data point is 0-10 V/PWM speed control with a 530 W input rating.
| Rated Voltage(V) | 400 |
|---|---|
| Size(mm) | 280 |
| Input Power(W) | 530 |
| Speed(rpm) | 2700 |
The ebm-papst G3G280-BR04-M7 positions an EC centrifugal blower for motor cooling. Its centrifugal airflow path supports ventilation in industrial equipment and compact cooling passages.
Selection data includes 400 V operation, helping engineers match airflow to system resistance. The centrifugal airflow path supports efficient heat removal in a correctly designed air channel. Its integrated motor and impeller support stable ventilation. Actual system noise depends on the duty point and installation. Correct selection supports stable, energy-conscious operation and long service life.
The G3G280-BR04-M7 suits OEM engineers, equipment manufacturers and maintenance buyers. Verify the duty point, wiring, mounting and ambient limits against the exact datasheet before design-in or replacement.
The listed rated voltage is 400 V. Match the supply, wiring, frequency and control interface before commissioning.
The workbook lists RoHS Compliant. Request the exact-model declaration and any required regional approvals for formal verification.
Correct sizing, efficient control and preventive maintenance can reduce thermal stress and avoidable downtime; validate savings for the actual duty cycle.

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