PBM Motor and Fan (Suzhou) Co., Ltd. is one of the most reliable manufacturers and suppliers of 280mm ec-ac dual inlet blower pd3n280b4em 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 280mm ec-ac dual inlet blower pd3n280b4em, welcome to get pricelist from our factory.

On request, we provide OEM customization services that include improved protection ratings (up to IP55), corrosion-resistant surface treatments, compatibility with silencer/filter box accessories, and adjustable outlet angles (0°, 90°, 180°, and left-hand and right-hand rotation options). PBM is your one-stop shop for HVAC and air purification airflow solutions, not simply a maker of fans.

General Characters

1-1	Rated Voltage	380 VAC
1-2	Frequency	50/60 Hz
1-3	Operating Voltage	304~456 VAC
1-4	Rated Speed	800 RPM
1-5	Input Current	1.1 A
1-6	Input Power	600 W
1-7	Air Flow	2412.85 CFM / 4100 M³/H
1-8	Static Pressure	3.56 inH₂O / 890 Pa
1-9	Acoustical Noise	72 dB(A)
1-10	Life Expectancy	50,000 Hours (L10) At 40℃ room, humidity 15%~65%RH.
1-11	Insulation Class	Class F
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	IP44
1-17	Signal Output	FG (Frequency Generator)

Mechanical Characters

2-1	Dimension	416 mm X 455 mm X 340 mm (see dimension drawing)
2-2	Material of Impeller	Galvanized metal shell
2-3	Number of Blades	38
2-4	Bearing System	NMB ball bearing
2-5	Lead Wire	AC (AWG18 #), DC (AWG22 #)