English 
+86-13730919470 / +86 13953218345
vera_yang@sinopowersd.cn
vera_yang@sinopowersd.cn
28F, Zhaoyin Mansion, 36 Hong-kong Middle Road, Qingdao, Shandong Province, China 266071
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Key Features
Integrated lineup: G4-73 (FD) + Y8-39/Y9-38 (ID)
Temp resistance: Continuous up to 250℃
High efficiency: Backward-inclined impeller, efficiency >80%
Rotation: CW/CCW; 6 outlet angles: 0°–225°
Drive: Direct drive (D-type), belt drive
Material: Carbon steel / Q345 / heat-resistant alloy
Data Sheet – Technical Parameters
G4-73 Forced Draft Fan (Boiler Blower)
| Model | Speed (r/min) | Flow (m³/h) | Total Pressure (Pa) | Motor Power (kW) |
|---|---|---|---|---|
| G4-73 No.8D | 1450 | 16,150–31,000 | 1,400–2,100 | 11–15 |
| G4-73 No.10D | 1450 | 32,000–63,000 | 1,800–2,700 | 30–45 |
| G4-73 No.12D | 1450 | 55,000–110,000 | 2,200–3,200 | 55–90 |
| G4-73 No.14D | 1450 | 85,000–160,000 | 2,500–3,800 | 90–160 |
| G4-73 No.16D | 960 | 85,500–164,000 | 2,460–3,710 | 160–185 |
2. Y9-38 High-Efficiency Induced Draft Fan
| Model | Speed (r/min) | Flow (m³/h) | Total Pressure (Pa) | Motor Power (kW) |
|---|---|---|---|---|
| Y9-38 No.11.2D | 1450 | 36,000–72,000 | 4,300–4,500 | 75–110 |
| Y9-38 No.14D | 960 | 52,000–110,000 | 1,900–2,100 | 55–110 |
| Y9-38 No.16D | 960 | 68,700–145,500 | 3,670–3,260 | 160–250 |
Applications
Boiler forced draft (FD) – G4-73
Boiler induced draft (ID) – Y8-39 / Y9-38
Flue gas exhaust, dust removal, desulfurization
Coal-fired / biomass boilers, 0.5–35t/h
Advantages
One-stop FD+ID solution: G4-73 + Y8-39 + Y9-38
Energy saving: High efficiency, low power consumption
Proven reliability: 24/7 continuous operation
Easy replacement: Standard dimensions, direct swap
Customization: Material, rotation, outlet angle
Fan Configuration
Type of connection: direct motor connection, belt drive, coupling drive;
A TYPE Motor connection C TYPE belt drive connection D TYPE coupling drive
Motor brands: well-known domestic and foreign brands (can be specified);
Impeller: high-quality carbon steel, stainless steel, rubber lining, wear-resistant layer or
wear-resistant lining plate, ceramic patch (can be specified);
Bearings: SKF, FAG, Wafangdian, NSK (can be specified);
Main Shaft: high-strength carbon steel, composite steel
Bearing seat: cast iron
Optional configurations: integral baseframe; protective cover; silencer; inlet and outlet compensator; inlet and outlet matching flange; adjustment damper; electric actuator; shock absorber; diaphragm coupling; hydraulic coupler; motor rain cover ; Temperature sensor; Vibration sensor; Soft start device; Frequency converter;
