FOCUS ON EC FAN ONLY
PBM FOCUS ON EC FAN ONLY. Certificate: CE,UL,ROHS; Supply Ability: 100,000 pcs per year; MOQ: 1~100 pcs based on EXW price; 100 pcs above based on FOB price.
The PB3N225B24-TG0 225mm IP55 EC-DC Backward Curved Centrifugal Fan is specifically engineered for medical imaging equipment cooling systems, cleanroom FFU systems, air handling units (AHU) , and other demanding ventilation scenarios requiring ultra-high static pressure with waterproof and dustproof protection — delivering safe extra-low voltage (SELV) high-efficiency energy-saving performance.
Rated at 24V DC (operating range 16–28V DC) and powered by advanced brushless DC (BLDC) / EC motor technology, this backward curved centrifugal fan delivers an industry-leading 1,280 m³/h (753.28 CFM) of ultra-high airflow and a top-tier 960 Pa (3.84 inH2O) of static pressure at 3,000 RPM.
With over 15 years of expertise in DC/EC motor and fan technologies, PBM ensures that our backward curved centrifugal fans strictly comply with CE, UL, and RoHS international safety standards. We offer comprehensive customization services and one-stop solutions to support your project from concept to mass production.
Choose the PB3N225B24-TG0 for a high static pressure, low noise, IP55 EC-DC backward curved centrifugal fan for your most demanding medical, cleanroom, and AHU applications.
General Characters
|
1-1 |
Rated Voltage |
24 VDC |
|
1-2 |
Operating Voltage |
16~28 VDC |
|
1-3 |
Rated Speed |
3000 RPM |
|
1-4 |
Input Current |
7.0 A |
|
1-5 |
Input Power |
168 W |
|
1-6 |
Air Flow |
753.28 CFM / 1280 M³/H |
|
1-7 |
Static Pressure |
3.84 inH2O / 960 Pa |
|
1-8 |
Acoustical Noise |
72 dB(A) |
|
1-9 |
Life Expectance |
50,000 Hours(L10) At 40℃ room, humidity 15%~65%RH. |
|
1-10 |
Insulation Class |
Class B |
|
1-11 |
Motor Protection |
Locked rotor protection Polarity protection Automatic restart capability |
|
1-13 |
Speed Control |
Control input 0~10VDC / PWM |
|
1-14 |
Protection Type |
IP55 |
|
1-15 |
Signal Output |
FG (Frequency Generator) |
Mechanical Characters
|
2-1 |
Dimension |
Ø225 mm X 99 mm (see dimension drawing) |
|
2-2 |
Material of Impeller |
PA66+GF |
|
2-3 |
Number of Blades |
7 |
|
2-4 |
Bearing System |
NMB ball bearing |
|
2-5 |
Lead Wire |
Red, Blue(AWG18#)；Yellow, White(AWG24#)
|
Environmental Characters
|
3-1 |
Operating Temperature |
-25℃ to 60℃ |
|
3-2 |
Storage Temperature |
-40℃ to 75℃ |
|
3-3 |
Operating Humidity |
5% to 90% RH |
|
3-4 |
Storage Humidity |
5% to 95% RH |
Performance Curve
Testing Condition:
Input Voltage----Operating voltage (24VDC)
Temperature-----Room temperature
Humidity---------65%RH
Outline Drawing
Note:
1.Connection line: Red, Blue(AWG18#)；Yellow, White(AWG24#)
2.DC: Red=Voltage Intput 24VDC, Yellow=0-10VDC/PWM, White=FG, Blue=GND;
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