Backward Curved Centrifugal Fan with Conventional Metal Impeller

Dimensional Drawings

Φ 225

Rotor Material：Aluminum Die-casting Impeller Material: Galvanized Steel Sheet Ingress Protection: IP44 Insulation Class: F Bearing Type: Maintenance Free Ball Bearing

Rotating Direction

Performance Curves

Model No.

YWF.B2S-225-075AB20

YWF.B2T-225-075AB20

Voltage Frequency Current Power Speed Capacitor Air Flow (0 Pa) Noise Curve Working Temp.

V Hz A W RPM μF [m³/h]/[CFM] dB(A) No. Min/Max (℃)

Approvals

220/230 50 0.48 104 2510 4 1045/614 73 ① -30/+60 CCC, CE 220/230 60 0.66 145 2630 4 1066/627 74 ② -30/+60 CE 380/400 50 0.22 95 2500 / 1105/650 72 ③ -30/+60 CCC, CE 380/400 60 0.23 125 2700 / 1195/702 75 ④ -30/+60 CE

Backward Curved Centrifugal Fan with Conventional Metal Impeller

Dimensional Drawings

Φ 250

Rotor Material：Aluminum Die-casting Impeller Material: Galvanized Steel Sheet Ingress Protection: IP44 Insulation Class: F Bearing Type: Maintenance Free Ball Bearing

Rotating Direction

Performance Curves

Model No. Voltage Frequency Current Power Speed Capacitor Air Flow (0 Pa) Noise Curve Working Temp.

V Hz A W RPM μF [m³/h]/[CFM] dB(A) No. Min/Max (℃)

Approvals

YWF.B2S-250-085AB2A 110/120 110/120 60 60 1.5 2.1 170 230 2570 2770 28 28 1500/882 1580/929 78 80 ① ③ -30/+60 -30/+60 YWF.B2S-250-085AB20 220/230 50 0.71 175 2570 7 1550/912 78 ② -30/+60 CCC, CE

Backward Curved Centrifugal Fan with Conventional Metal Impeller

Dimensional Drawings

Φ 280

Rotor Material：Aluminum Die-casting Impeller Material: Galvanized Steel Sheet Ingress Protection: IP44 Insulation Class: F Bearing Type: Maintenance Free Ball Bearing

Rotating Direction

Performance Curves

Model No. Voltage Frequency Current Power Speed Capacitor Air Flow (0 Pa) Noise Curve Working Temp.

Approvals

V Hz A W RPM μF [m³/h]/[CFM] dB(A) No. Min/Max (℃) YWF.B4S-280-080AB2A 110/120 60 0.68 80 1600 8 1050/617 67 ② -30/+60 YWF.B2S-280-080AB20 220/230 50 0.98 210 2500 8 1640/964 80 ③ -30/+60 CCC, CE

YWF.B4S-280-080AB20 220/230 50 0.29 64 1410 3 863/507 64 ① -30/+60 CCC, CE 220/230 60 0.45 95 1650 3 1032/607 68 ② -30/+60 CE

Backward Curved Centrifugal Fan with Conventional Metal Impeller

Dimensional Drawings

Φ 280

Rotor Material：Aluminum Die-casting Impeller Material: Aluminum Alloy Ingress Protection: IP54 Insulation Class: F Bearing Type: Maintenance Free Ball Bearing

Rotating Direction

Performance Curves

Model No. Voltage Frequency Current Power Speed Capacitor Air Flow (0 Pa) Noise Curve Working Temp.

Approvals

V Hz A W RPM μF [m³/h]/[CFM] dB(A) No. Min/Max (℃) YWF.B2T-280-135AB10 380/400 50 0.90 440 2770 / 2385/1402 83 ① -30/+60 CCC, CE

Backward Curved Centrifugal Fan with Conventional Metal Impeller

Dimensional Drawings

Φ 315

Rotor Material：Aluminum Die-casting Impeller Material: Aluminum Alloy Ingress Protection: IP54 Insulation Class: F Bearing Type: Maintenance Free Ball Bearing

Rotating Direction

Performance Curves

Model No.

YWF.B6S-315-136AB10

YWF.B6T-315-136AB10

Voltage Frequency Current Power Speed Capacitor Air Flow (0 Pa) Noise Curve Working Temp.

V Hz A W RPM μF [m³/h]/[CFM] dB(A) No. Min/Max (℃)

Approvals

220/230 50 0.38 75 940 3 1240/729 58 ① -30/+60 CCC, CE 220/230 60 0.42 85 1050 3 1460/858 60 ② -30/+60 UL, CE 380/400 50 0.20 70 900 / 1240/729 58 ① -30/+60 CCC, CE 380/400 60 0.24 80 1050 / 1460/858 60 ② -30/+60 UL, CE

Backward Curved Centrifugal Fan with Conventional Metal Impeller

Dimensional Drawings

Φ 315

Rotor Material：Aluminum Die-casting Impeller Material: Aluminum Alloy Ingress Protection: IP54 Insulation Class: F Bearing Type: Maintenance Free Ball Bearing

Rotating Direction

Performance Curves

Model No. Voltage Frequency Current Power Speed Capacitor Air Flow (0 Pa) Noise Curve Working Temp.

Approvals

V Hz A W RPM μF [m³/h]/[CFM] dB(A) No. Min/Max (℃) YWF.B4S-315-136AB1B 110/120 60 1.60 180 1600 16 2100/1235 66 ⑥ -30/+60 UL

YWF.B4S-315-136AB10

YWF.B4T-315-136AB10 220/230 50 0.60 135 1400 3.5 1802/1060 63 ③ -30/+60 CCC, CE 220/230 60 0.80 180 1580 3.5 2060/1212 66 ⑤ -30/+60 UL, CE 380/400 50 0.35 136 1430 / 1900/1117 64 ④ -30/+60 CCC, CE 380/400 60 0.40 175 1550 / 2100/1235 66 ⑥ -30/+60 UL, CE

Backward Curved Centrifugal Fan with Conventional Metal Impeller

Dimensional Drawings

Φ 355

Rotor Material：Aluminum Die-casting Impeller Material: Aluminum Alloy Ingress Protection: IP54 Insulation Class: F Bearing Type: Maintenance Free Ball Bearing

Rotating Direction

Performance Curves

Model No. Voltage Frequency Current Power Speed Capacitor Air Flow (0 Pa) Noise Curve Working Temp.

Approvals

V Hz A W RPM μF [m³/h]/[CFM] dB(A) No. Min/Max (℃) YWF.B4S-355-144AB1A 110/120 60 2.00 240 1600 20 2600/1530 66 ④ -30/+60 UL YWF.B4S-355-144AB10 220/230 50 0.75 165 1400 6 2350/1382 63 ③ -30/+60 CCC, CE YWF.B4T-355-144AB10 380/400 50 0.45 178 1400 / 2380/1400 63 ③ -30/+60 CCC, CE

YWF.B6S-355-144AB10 220/230 50 0.46 100 930 4 1600/941 61 ① -30/+60 CCC, CE 220/230 60 0.50 110 1080 4 1870/1100 62 ② -30/+60 UL, CE

YWF.B6T-355-144AB10 380/400 50 0.32 100 950 / 1650/970 61 ① -30/+60 CCC, CE 380/400 60 0.35 135 1080 / 1890/1111 62 ② -30/+60 UL, CE

Backward Curved Centrifugal Fan with Conventional Metal Impeller

Dimensional Drawings

Φ 355

Rotor Material：Aluminum Die-casting Impeller Material: Aluminum Alloy Ingress Protection: IP54 Insulation Class: F Bearing Type: Maintenance Free Ball Bearing

Rotating Direction

Performance Curves

Model No. Voltage Frequency Current Power Speed Capacitor Air Flow (0 Pa) Noise Curve Working Temp.

V Hz A W RPM μF [m³/h]/[CFM] dB(A) No. Min/Max (℃)

Approvals

YWF.B4S-355-169AB10 220/230 220/230 50 60 0.88 1.25 200 280 1340 1380 8 8 2500/1470 2650/1558 61 62 ① ② -30/+60 -30/+60 CCC, CE CE YWF.B4T-355-169AB10 380/400 50 0.53 200 1380 / 2500/1470 61 ① -30/+60 CCC, CE

Backward Curved Centrifugal Fan with Conventional Metal Impeller

Dimensional Drawings

Φ 400

Rotor Material：Aluminum Die-casting Impeller Material: Aluminum Alloy Ingress Protection: IP54 Insulation Class: F Bearing Type: Maintenance Free Ball Bearing

Rotating Direction

Performance Curves

Model No. Voltage Frequency Current Power Speed Capacitor Air Flow (0 Pa) Noise Curve Working Temp.

Approvals

V Hz A W RPM μF [m³/h]/[CFM] dB(A) No. Min/Max (℃) YWF.B4S-400-147AB10 220/230 50 1.2 260 1350 7 2700/1588 75 ③ -30/+60 CCC, CE YWF.B4T-400-147AB10 380/400 50 0.58 200 1380 / 2880/1694 74 ④ -30/+60 CCC, CE YWF.B6S-400-147AB10 220/230 50 0.55 120 920 7 1810/1064 61 ① -30/+60 CCC, CE

YWF.B6T-400-147AB10 380/400 50 0.35 105 940 / 1825/1073 54 ① -30/+60 CCC, CE 380/400 60 0.30 125 1040 / 2060/1211 58 ② -30/+60 CE

Backward Curved Centrifugal Fan with Conventional Metal Impeller

Dimensional Drawings

Φ 400

Rotor Material：Aluminum Die-casting Impeller Material: Aluminum Alloy Ingress Protection: IP54 Insulation Class: F Bearing Type: Maintenance Free Ball Bearing

Rotating Direction

Performance Curves

Model No. Voltage Frequency Current Power Speed Capacitor Air Flow (0 Pa) Noise Curve Working Temp.

Approvals

V Hz A W RPM μF [m³/h]/[CFM] dB(A) No. Min/Max (℃) YWF.B4S-400-188AB10 220/230 50 1.50 320 1380 12 3950/2323 65 ① -30/+60 CCC, CE YWF.B4T-400-188AB10 380/400 50 0.92 320 1420 / 3990/2437 66 ② -30/+60 CCC, CE

Backward Curved Centrifugal Fan with Conventional Metal Impeller

Dimensional Drawings

Φ 400

Rotor Material：Aluminum Die-casting Impeller Material: Aluminum Alloy Ingress Protection: IP54 Insulation Class: F Bearing Type: Maintenance Free Ball Bearing

Rotating Direction

Performance Curves

Model No. Voltage Frequency Current Power Speed Capacitor Air Flow (0 Pa) Noise Curve Working Temp.

Approvals

V Hz A W RPM μF [m³/h]/[CFM] dB(A) No. Min/Max (℃) YWF.B4S-400-188AB20 220/230 50 1.50 320 1380 12 4370/2570 67 ② -30/+60 CCC, CE YWF.B4T-400-188AB20 380/400 50 0.96 370 1370 / 4100/2411 66 ① -30/+60 CCC, CE

Backward Curved Centrifugal Fan with Conventional Metal Impeller

Dimensional Drawings

Φ 450

Rotor Material：Aluminum Die-casting Impeller Material: Aluminum Alloy Ingress Protection: IP54 Insulation Class: F Bearing Type: Maintenance Free Ball Bearing

Rotating Direction

Performance Curves

注：可选配安装支架 Note: Mounting bracket option available

Model No. Voltage Frequency Current Power Speed Capacitor Air Flow (0 Pa) Noise Curve Working Temp.

Approvals

V Hz A W RPM μF [m³/h]/[CFM] dB(A) No. Min/Max (℃) YWF.B4T-450-218AB10 380/400 50 1.3 550 1340 / 6240/3670 69 ③ -30/+60 CCC, CE YWF.B6S-450-218AB10 220/230 50 0.95 190 930 6 4040/2376 60 ① -30/+60 CCC, CE YWF.B6T-450-218AB10 380/400 50 0.85 200 920 / 4080/2400 65 ② -30/+60 CCC, CE

Backward Curved Centrifugal Fan with Conventional Metal Impeller

Dimensional Drawings

Φ 500

Rotor Material：Aluminum Die-casting Impeller Material: Aluminum Alloy Ingress Protection: IP54 Insulation Class: F Bearing Type: Maintenance Free Ball Bearing

Rotating Direction

Performance Curves

Model No.

YWF.B4T-500-245SB20

Voltage Frequency Current Power Speed Capacitor Air Flow (0 Pa) Noise Curve Working Temp.

V Hz A W RPM μF [m³/h]/[CFM] dB(A) No. Min/Max (℃)

Approvals

380/400 50 2.0 900 1450 / 8050/4735 78 ② -30/+60 CCC, CE 380/400 50 1.4 850 1350 / 7250/4264 76 ① -30/+60 CCC, CE

Backward Curved Centrifugal Fan with Conventional Metal Impeller

Dimensional Drawings

Φ 560

Rotor Material：Aluminum Die-casting Impeller Material: Aluminum Alloy Ingress Protection: IP54 Insulation Class: F Bearing Type: Maintenance Free Ball Bearing

Rotating Direction

Performance Curves

注：可选配安装支架 Note: Mounting bracket option available

Model No. Voltage Frequency Current Power Speed Capacitor Air Flow (0 Pa) Noise Curve Working Temp.

Approvals

V Hz A W RPM μF [m³/h]/[CFM] dB(A) No. Min/Max (℃) YWF.B6T-560-243AB20 380/400 50 1.40 600 920 / 8400/4941 77 ① -30/+60 CCC, CE

In-line Duct Fan