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Exhaust Fan
57" N-K300DL
IE4 PMSM
IE3 AC Motor
Corrosion Resistant Fiberglass Housing, Blades and Cone.
Ingress Protection
Rating：IP66
Electrical / Pneumatic
HIPS Butterfly Damper
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N-K300DL
CATALOG
N-K300DL Product Features
  • For wall and tunnel ventilation.
  • 57” one-piece fiberglass blades.
  • Direct drive motor – low maintenance, no trouble replacing belt-drive parts.
  • Variable frequency drive allows fans to operate at different speeds.
  • 4-pieces sheet molding fiberglass housing – smooth finishing, easy to install and wash, corrosion resistant.
  • Speed regulated driver for PMSM model, suitable for all control signal connection (0-5V, 0-10V, 0- 20mA). On board VR regulator optional.
  • IE3 AC motor model can connect with VFD for speed control.
Fan Dimensions
Direct Drive Stable Performance, Low Maintenance Required
Product Details
Fan Blades 57" 3 Fiberglass Blades
Blades Angle 30 deg. 30 deg. 30 deg. 33 deg. 30 deg.
Motor IE4 PMSM, 2.2 KW IE4 PMSM, 2.2 KW IE4 AC, 1.1 KW IE3 AC, 1.5 KW IE3 AC, 1.5 KW
Rotating Speed 750 RPM 750 RPM 700 RPM 690 RPM 730 RPM
Frequency 50 / 60 Hz 50 / 60 Hz 50 / 60 Hz 60 Hz 50 Hz
Voltage 1 Phase, 220 V 1 Phase, 220 V 1 Phase, 220 V 3 Phase, 220 V 3 Phase, 380 V
Current (12Pa) 10.41 A 10.52 A 6.29 A 6.34 A 3.90 A
Power Consumption (12Pa) 1488 W 1526 W 1326 W 1695 W 1477 W
Size L 176 x W 151 x H 176 CM
Weight 150 kg
Data reportClick to expand
Electrical Type
IE4 PMSM Motor, 2.2 KW / 60 Hz / 750 RPM / 30 deg：0~10 VDC Speed Control Signal
Static Pressure Airflow Energy Consumption Airflow Energy Consumption BESS LAB
In.H2O Pa cfm cfm/Watt m3/hr (m3/hr)W
0.05 12 36300 24.4 61700 41.4 Project Number 20405
0.10 25 34700 22.0 58900 37.4
0.15 37 32800 19.7 55700 33.5
0.20 50 31100 18.0 52800 30.6
0.25 62 29500 16.6 50100 28.1
0.30 75 27400 14.9 46600 25.4
Pneumatic Type
IE4 PMSM Motor, 2.2 KW / 60 Hz / 750 RPM / 30 deg：0~10 VDC Speed Control Signal
Static Pressure Airflow Energy Consumption Airflow Energy Consumption BESS LAB
In.H2O Pa cfm cfm/Watt m3/hr (m3/hr)W
0.05 12 34800 22.8 59100 38.7 Project Number 20385
0.10 25 32900 20.5 56000 34.8
0.15 37 31000 18.3 52700 31.1
0.20 50 28700 16.2 48700 27.5
0.25 62 26100 14.2 44400 24.1
0.30 75 23900 12.8 40600 21.8
IE4 PMSM Motor, 1.1 KW / 60 Hz / 700 RPM / 30 deg：0~10 VDC Speed Control Signal
Static Pressure Airflow Energy Consumption Airflow Energy Consumption BESS LAB
In.H2O Pa cfm cfm/Watt m3/hr (m3/hr)W
0.05 12 31900 24.1 54300 40.9 Project Number 20403
0.10 25 30000 21.4 51000 36.4
0.15 37 27800 18.8 47300 32
0.20 50 25400 16.5 43100 28
0.25 62 22800 14.5 38800 24.7
0.30 75 20100 12.8 34200 21.8
IE3 AC Motor, 1.5 KW / 60 Hz / 690 RPM / 33 deg：
Static Pressure Airflow Energy Consumption Airflow Energy Consumption BESS LAB
In.H2O Pa cfm cfm/Watt m3/hr (m3/hr)W
0.05 12 34800 20.6 59200 34.9 Project Number 20404
0.10 25 32100 18.1 54600 30.8
0.15 37 29800 16.2 50600 27.5
0.20 50 27200 14.5 46200 24.6
0.25 62 24100 12.7 40900 21.6
0.30 75 21000 11.2 35700 19
IE3 AC Motor, 1.5 KW / 50 Hz / 730 RPM / 30 deg：
Static Pressure Airflow Energy Consumption Airflow Energy Consumption BESS LAB
In.H2O Pa cfm cfm/Watt m3/hr (m3/hr)W
0.05 12 34400 23.3 58400 39.5 Project Number 20387
0.10 25 32300 20.7 54800 35.1
0.15 37 29800 18.3 50700 31
0.20 50 27400 16.1 46500 27.4
0.25 62 25000 14.4 42500 24.4
0.30 75 22600 12.9 38400 21.9
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