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 PB3N225B2E-MG0 225mm IP55 EC-AC Backward Curved Centrifugal Fan is designed for cleanroom systems and FFU fan filter units in semiconductor cleanrooms, pharmaceutical workshops, and biological laboratories — overcoming cumulative resistance from HEPA/ULPA filters and maintaining laminar flow clean environments in ultra-high static pressure industrial ventilation applications requiring waterproof and dustproof protection.
Powered by EC motor technology, this backward curved centrifugal fan supports 0–10V DC / PWM dual-mode stepless speed control input for flexible system integration.
With over 15 years of expertise in EC/AC motor and fan technologies, PBM provides more than just standard fan components — we offer complete industrial ventilation solutions throughout the entire R&D process, with full engineering support from sample validation to mass production delivery.
Choose the PB3N225B2E-MG0 for a high static pressure, low noise, IP55 EC-AC backward curved centrifugal fan for your most demanding cleanroom and FFU applications.
General Characters
|
1-1 |
Rated Voltage |
230 VAC |
|
1-2 |
Frequency |
50/60 Hz |
|
1-3 |
Operating Voltage |
184~270 VAC |
|
1-4 |
Rated Speed | 3500 RPM |
|
1-5 |
Input Current |
1.6 A |
|
1-6 |
Input Power |
220 W |
|
1-7 |
Air Flow |
794.48 CFM / 1350 M³/H |
|
1-8 |
Static Pressure |
3.60 inH2O / 900 Pa |
|
1-9 |
Acoustical Noise |
72 dB(A) |
|
1-10 |
Life Expectance |
50,000 Hours(L10) At 40℃ room, humidity 15%~65%RH. |
|
1-11 |
Insulation Class |
Class B |
|
1-13 |
Motor Protection |
Locked rotor protection Polarity protection Automatic restart capability |
|
1-14 |
Speed Control |
Control input 0~10VDC / PWM |
|
1-15 |
Protection Type |
IP55 |
|
1-17 |
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 |
AC (AWG20#)，DC (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 (230VAC/50Hz)
Temperature-----Room temperature
Humidity---------65%RH
Outline Drawing
Note:
1.Connection line: AC(3×AWG20#)，DC(4×AWG24#)
2.AC: Brown=Live Line，Blue=Null Line，Green & Yellow=Protecting Earthing;
3.DC: Red=Voltage Output +10VDC, Yellow=0-10VDC/PWM, White=FG, Blue=GND;
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