EC fan is the abbreviation of Electrical Commutation Fan (electronically commutated fan). At its core, it adopts a technical combination of permanent magnet synchronous motor and electronic controller, completely eliminating the reliance of traditional AC fans on mechanical commutation devices such as brushes and gearboxes. It supports stepless variable frequency speed regulation, features low noise and stable operation, and consumes far less energy than ordinary AC fans. Suitable for air handling units in laboratories and pharmaceutical clean workshops, it can be applied for new unit matching as well as retrofitting of existing equipment, effectively cutting long-term power costs for ventilation in plant areas.
Product Details
Product Advantages
## Values and Features of EC Fans
1. Retrofit with EC fans improves the efficiency of air conditioning fans and reduces fan energy consumption, achieving approximately 30% energy saving.
2. After EC fan retrofit, commissioning and parameter setting ensure the air supply volume of the air handler is no less than the original airflow, guaranteeing safe operation of the air conditioning system.
3. The air supply mode of the original air handling unit remains unchanged after retrofit.
4. EC fans deliver high operational safety and stability. They prevent failures caused by breakdown of transmission components such as belts and pulleys, lower failure rates and reduce maintenance workload.
## Structural Comparison between AC Fans and EC Fans
AC Fan: Fan + Motor + Pulley + Belt + Fan Motor Base
EC Fan: Integrated fan and motor
## Advantages of EC Fans
1. Compact structure with small footprint.
2. No belts or pulleys (saves maintenance costs).
3. Maintenance-free bearings.
4. Lightweight and easy to install.
Life-cycle Operating Cost Comparison between AC Fans and EC Fans
Product Parameters
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