Product Introduction
The ECNITY EC small centrifugal blower fan operates on an integrated system of "AC input – DC drive – electronic commutation." Incoming AC power is converted into DC by an internal rectification module, after which electronic circuitry precisely controls rotor commutation and speed. Stepless speed regulation is achieved without the need for an external frequency inverter, significantly reducing energy losses. Air is drawn into the center of the forward-curved impeller, accelerated by curved blades, and discharged tangentially to generate high static pressure, making it ideal for high-resistance duct systems.
EC small centrifugal blower fans technical parameters:
|
Model No. |
Rated |
Operation Voltage |
Frequency |
Rated |
Rated Power |
Rated |
Air Flow |
Air |
Noise |
|
VAC |
VAC |
Hz |
A |
W |
RPM |
m3/h |
Pa |
dBA |
|
|
EN-F180-H094-E115-B01 |
115 |
90~135 |
50/60 |
2.70 |
180 |
1600 |
1300 |
470 |
70 |
|
EN-S180-H094-E115-B01 |
|||||||||
|
EN-F180-H094-E230-B01 |
230 |
184~274 |
50/60 |
1.35 |
180 |
1600 |
1300 |
470 |
70 |
|
EN-S180-H094-E230-B01 |
Outline Drawing：
Performance Curve
Connection
|
DC Wire |
AC Wire |
||
|
Color |
Function |
Color |
Function |
|
Red |
+10VDC |
Brown |
L |
|
Blue |
GND |
Blue |
N |
|
Yellow |
0~10VDC/PWM |
Green/Yellow |
PE |
|
White |
FG |
||
The ECNITY EC small centrifugal blower fans demonstrate outstanding energy efficiency. The wide high-efficiency operating range of permanent-magnet synchronous motors ensures efficiency above 85% even under low load and low speed, eliminating the "oversized motor" energy waste common in traditional fans. In continuous industrial oven operation, EC models typically consume only 30–60% of the electricity required by traditional AC forward-curved fans, resulting in payback periods of 3–5 years.
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FAQ
Q: 1. Can EC centrifugal fans be repaired or serviced on site?
A: Minor servicing such as inspection or cleaning can often be performed on site. Major repairs depend on motor and controller design. Availability of spare parts affects service options. Service procedures should follow manufacturer guidance.
Q: 2. How can downtime be minimized when using EC fans?
A: Downtime can be minimized through proper selection and installation. Preventive maintenance helps detect issues early. Using reliable power supply reduces fault risks. Good planning improves system availability.
Q: 3. Are spare parts readily available for EC centrifugal fans?
A: Spare parts availability depends on model and supplier. Standard components are usually supported for long-term use. Confirming spare part availability is recommended for industrial projects. This supports maintenance planning.