PBM Motor and Fan (Suzhou) Co., Ltd. is one of the most reliable manufacturers and suppliers of 140mm ec-dc waterproof ip55 single inlet blower ps3n140b48-rz0 in China. With abundant experience, we are committed to providing high quality customized products with competitive price. If you're going to buy bulk premium 140mm ec-dc waterproof ip55 single inlet blower ps3n140b48-rz0, welcome to get pricelist from our factory.
The unit achieves a full IP55 protection rating – completely dust‑tight and resistant to sustained low‑pressure water jets – ensuring long‑term, stable operation even in demanding environments such as equipment rooms, damp basements, and other high‑protection areas. PBM's OEM customization services cover multiple dimensions – including custom lead wire configurations, corrosion‑resistant surface treatments, and optional silencer or filter box accessories – tailored specifically for decentralized ventilation systems, small AHUs, and other specialized applications. Whether you need a 48V high static pressure fan for duct boosting, a corrosion‑treated blower for residential exhaust, or a silencer‑equipped centrifugal fan for quiet office ventilation, PBM delivers precision‑engineered solutions for your building ventilation requirements.
General Characters
|
1-1 |
Rated Voltage |
48 VDC |
|
1-2 |
Operating Voltage |
36~57 VDC |
|
1-3 |
Rated Speed |
1600 RPM |
|
1-4 |
Input Current |
1.2 A |
|
1-5 |
Input Power |
57.6 W |
|
1-6 |
Air Flow |
264.83 CFM / 450 M³/H |
|
1-7 |
Static Pressure |
3.04 inH2O / 760 Pa |
|
1-8 |
Acoustical Noise |
64 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 |
220 mm X 245 mm X 130 mm (see dimension drawing) |
|
2-2 |
Material of Impeller |
Cold rolled steel sheet |
|
2-3 |
Number of Blades |
38 |
|
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 (48VDC)
Temperature-----Room temperature
Humidity---------65%RH
Outline Drawing
Note:
1.Connection line: Red, Blue(AWG18#);Yellow, White(AWG24#)
2.DC: Red=Voltage Intput 48VDC, Yellow=0-10VDC/PWM, White=FG, Blue=GND;
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