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External rotor motor fan: a high-airflow EC centrifugal fan with a 400 mm plastic impeller, delivering 6500 m³/h max airflow and 1050 Pa static pressure from a 1.5 kW motor on 380 VAC — with 0-10V/PWM and Modbus RS485 speed control, IP55 protection and ErP 2026 61% efficiency, engineered for precision air conditioning, semiconductor equipment, clean benches, fan walls and building ventilation.
| Model | R3G400-H150-01B |
| Impeller Diameter | 400 mm |
| Motor Type | EC (electronically commutated) |
| Input Voltage | 380 VAC, 3-phase |
| Rated Current | 3 A |
| Max Power | 1.5 kW |
| Rated Speed | 2300 RPM |
| Max Airflow | 6500 m³/h |
| Max Static Pressure | 1050 Pa |
| Speed Control | 0–10 V / PWM, Modbus RS485 |
| Dynamic Balance | G4.0 |
| Insulation Class | Class F |
| Protection Class | IP55 |
| Efficiency | ErP 2026, 61% |
| Bearing | Ball bearing |
| Impeller Material | Plastic impeller |
| Operating Temperature | -25 °C ~ +50 °C |
| Net Weight | 12 kgs |
| Certification | CE, RoHS |
| Application | Precision air conditioning, semiconductor equipment, clean bench, fan wall, building ventilation |
Custom voltages, terminations and coatings can be specified for OEM builds.
Request This ModelWe offer EC centrifugal fans from 133mm to 710mm. Talk to our engineers about airflow, static pressure and mounting requirements.
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