RH35M-4EK.4F.1R 64750097 ZIEHL-ABEGG ABB FAN - FAN IS

Description:

The Ziehl-Abegg RH35M-4EK.4F.1R (ABB part number 64750097) is a centrifugal cooling fan with an integrated external rotor motor, designed specifically for inverter and drive cooling applications. It features a backward-curved motorized impeller that delivers efficient airflow, low noise, and high reliability in compact installations. This fan is engineered for continuous-duty operation, providing stable thermal management and long service life in industrial automation environments.

Applications:

The Ziehl-Abegg RH35M-4EK.4F.1R fan is used in ABB variable frequency drives (VFDs), inverter cabinets, electrical enclosures, HVAC systems, and industrial machinery cooling. It is commonly installed in control panels and drive systems where consistent airflow and heat dissipation are critical for maintaining system performance and preventing overheating.

Technical Specifications:

• Manufacturer Part Number (MPN): RH35M-4EK.4F.1R / 64750097
• Product Type: Centrifugal Fan with Motorized Impeller
• Voltage: 230V (single-phase)
• Power: 0.30 / 0.41 kW (dual rating)
• Current: ~1.55 / 1.8 A
• Speed: ~1360 / 1520 RPM (up to ~1590 RPM variant)
• Diameter: ~350 mm
• Motor Type: External rotor AC motor
• Impeller Type: Backward-curved centrifugal
• Protection Rating: ~IP54
• Function: Airflow generation and cooling
• Application: Inverter and industrial cooling systems

Common Replacements:

• Ziehl-Abegg RH35M-4DK series (3-phase variants)
• Ziehl-Abegg RH40M centrifugal fans
• ebm-papst centrifugal blower equivalents