Ventilation Solutions for Electric Motors and Electrical Machinery
ETRI ventilation solutions for electrical machines
- Code :
- 106ZA0560C13 NR
- Designation :
- AC 400Hz Ø 66,6 x 38 mm Fan
- Range :
- Axial 400Hz fan
- Code :
- 106ZA0562C13 NR
- Designation :
- AC 400Hz Ø 66,6 x 38 mm Fan
- Range :
- Axial 400Hz fan
- Code :
- 106ZB0362C17 NR
- Designation :
- AC 400Hz Ø 66,60 x 38,00 mm Fan
- Range :
- Axial 400Hz fan
- Code :
- 106ZB0460C13 NR
- Designation :
- AC 400Hz Ø 51,00 x 38,00 mm Fan
- Range :
- Axial 400Hz fan
- Code :
- 106ZB0560C13 NR
- Designation :
- AC 400Hz Ø 66,6 x 38 mm Fan
- Range :
- Axial 400Hz fan
- Code :
- 106ZB0562C13 NR
- Designation :
- AC 400Hz Ø 66,6 x 38 mm Fan
- Range :
- Axial 400Hz fan
- Code :
- 121DH2TM11200
- Designation :
- DC 172 x 150 x 38 mm Fan
- Range :
- Axial compact DC fan
- Code :
- 121DW2TM11200
- Designation :
- DC 172 x 150 x 38 mm Fan
- Range :
- Axial compact DC fan
- Code :
- 121DW9TM11200
- Designation :
- DC 172 x 150 x 38 mm Fan
- Range :
- Axial compact DC fan
Electrical machines incorporate numerous electrical and electronic components that generate heat during operation. Efficient thermal management is essential to prevent overheating, ensure system reliability, and extend equipment service life.
ETRI compact axial fans provide effective cooling thanks to their high airflow and compact design. Their small footprint allows easy integration into a wide range of industrial machinery where installation space is limited.
ETRI compact DC axial fans are designed to provide efficient cooling for electronic equipment and industrial systems requiring high airflow in a compact footprint. Their compact design allows easy integration into electrical enclosures, electronic racks, industrial control systems, Uninterruptible Power Supplies (UPS), data centers, and other applications where effective thermal management is essential.
Key Features
- Airflow: up to 120L/s
- Static pressure: up to 32mmH₂O
- Supply voltages: 12V, 24V, and 48VDC
- Options: tachometer output, alarm signal, IP protection ratings, multiple connector options, and custom configurations
To meet the integration requirements of industrial equipment, ETRI designs custom fan trays incorporating multiple compact axial fans. Each solution is developed to suit the specific needs of your application, optimizing the cooling of electrical and electronic racks while ensuring efficient thermal management, simplified maintenance, and long-term reliability.
Forced-Air Cooling and Thermal Management for Industrial Electrical Machines
The increasing power density of modern electrical machines—including induction motors, permanent magnet synchronous motors, generators, and alternators—creates significant thermal challenges. Heat generated by copper losses (Joule effect) in the windings and iron losses in the magnetic core can prematurely degrade insulation systems (Class F or H) and reduce permanent magnet performance. To maximize efficiency, reliability, and service life, ETRI provides high-performance forced-air cooling solutions specifically designed for industrial electrical machinery.
- Thermal Management for Rotating Electrical Machines
- Stator and motor housing cooling: Compact axial fans and centrifugal blowers efficiently direct airflow over motor cooling fins, maintaining operating temperatures below critical limits.
- Protection of sensitive components: Effective heat dissipation preserves winding insulation and helps prevent thermal degradation of permanent magnets.
- Control cabinets and variable frequency drives (VFDs): Dedicated cooling solutions for power electronics, motor controllers, and semiconductor components used in variable-speed drive systems.
- Rugged Design for Harsh Industrial Environments
- High ingress protection ratings (IP55 to IP66): Fans designed to withstand conductive dust, humidity, water spray, and salt-laden atmospheres, making them suitable for outdoor installations and demanding industrial processes.
- Shock and vibration resistance: Reinforced mechanical construction, including robust metal housings and impellers, ensures reliable operation on equipment exposed to continuous vibration and mechanical stress.
- Energy Efficiency and Intelligent Control
- EC brushless and DC motor technologies deliver high aerodynamic efficiency while minimizing the power consumption of the cooling system.
- Advanced control and monitoring features, including PWM and 0–10 V speed control, tachometer outputs, and temperature feedback, enable fan speed to adapt automatically to the actual operating conditions of the electrical machine, optimizing both energy efficiency and cooling performance.