Product Analysis: ebm-papst R2E140-AS77-05
The ebm-papst R2E140-AS77-05 is a robust AC centrifugal fan (motorized impeller) widely used in general HVAC and industrial ventilation. Featuring a 140mm backward-curved impeller, this unit operates directly on 230V AC mains power (50/60 Hz), providing a reliable and maintenance-free air movement solution.
Key Specifications
- Nominal Voltage: 230 V AC.
- Frequency: 50 / 60 Hz.
- Impeller Diameter: 140 mm.
- Motor Type: M2E068 (AC External Rotor).
- Speed: Approx. 2400 RPM.
- Power Consumption: ~60-70 W.
- Capacitor: Required for operation (typically 2 µF).
- Material: Impeller made of plastic PA 6, fiberglass-reinforced.
- Bearing System: Ball bearings.
Installation and Durability
The R2E140 series is designed for continuous duty (S1). As a backward-curved fan, it is designed to be mounted without a scroll housing, drawing air axially and discharging it radially. This design handles high pressure well. The «AS» designation often indicates a specific revision for optimized noise or mounting configuration. The motor is thermally protected against overloading.
| Manufacturer | ebm-papst |
| Part Number | R2E140-AS77-05 |
| Voltage | 230 V AC |
| Type | AC Motorized Impeller |
Availability: In Stock. We supply this AC fan globally.
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