WM-M440 unit technical data
| Output Capacity (kVA) | 500/550 | ||||||
| Output Power (kW) | 400/440 | ||||||
| Power Factor | 0.8 (Lagging) | ||||||
| Frequency (Hz) | 50 | ||||||
| Output Voltage (V) | 400/230 | ||||||
| Maximum (Continuous/Standby) Output Current (A) | 720/792 | ||||||
| Unit Dimensions (L×W×H) (mm) | 3320*1350*1850 | ||||||
| Unit Net Weight (kg) | 4000 | ||||||
| Diesel Engine | |||||||
| Manufacturer | Mercedes-Benz, Germany | ||||||
| Model | 10V1600G20F | Rated Speed (RPM) | 1500 | ||||
| Number of Cylinders | 10 | Output Power (kW) | 440 | ||||
| Cylinder Arrangement | L | Fuel Specifications and Grade | China 0# (Light Diesel) | ||||
| Bore/Stroke (mm) | 122*150 | Fuel Consumption (L/h) | 58 | ||||
| Total Cylinder Capacity (L) | 14 | Fuel Consumption (g/kwh) | ≤190 | ||||
| Compression Ratio | 15.5:1 | Lubricating Oil Specifications and Grade | API-CD Grade and Above | ||||
| Intake Method | Turbocharged | Total Lubricating Oil Capacity (L) | 61 | ||||
| Speed Control Method | Mechanical/Electronic Control | Lubricating Oil Consumption (L/h) | 0.24 | ||||
| Starting Method | Electric Start DC12V | Normal Operating Temperature of Lubricating Oil (℃) | 110 | ||||
| Allowable Maximum Back Pressure (kPa) | 10 | Maximum Exhaust Temperature (℃) | 550 | ||||
| Cooling Method | Closed-Circuit Water Cooling | Intake Airflow (m3/min) | 21.3/23.4 | ||||
| Total Cooling Water Capacity (L) | 15 | Exhaust Gas Flow (m3/min) | 55.3/60.8 | ||||
| Normal Operating Temperature of Cooling Water (℃) | 83-95 | Air Consumption (m3/min) | 34.2 | ||||
| Cooling Water Flow (L/sec) | 5.4 | Radiator Dimensions (L×W×H) (mm) | 310×995×1350 | ||||
| Generator | |||||||
| Manufacturer | Jiangsu Weiming Power Equipment Co., Ltd. | ||||||
| Model | WM 31BH | Excitation Method | Brushless Self-Excited (PMG Optional) | ||||
| Voltage Regulation Range | ≥±5% | Steady-State Voltage Regulation Rate | ≤±1.0% | ||||
| Temperature Rise | H | Voltage Control Method | AVR | ||||
| Insulation Class | H | Overload Capacity | 1.5 times for 2 minutes | ||||
| Protection Class | IP22 | Short Circuit Capacity | 3 times for 10 seconds | ||||
| Efficiency | 92.47% | Cooling Method | Self-Cooling | ||||
| Telephone Interference Coefficient | THF<2%, TIF<50 | Rotor Type | Salient-Pole Type | ||||
Note: The above technical data is for reference only. Our company will not be held responsible for any changes in technical parameters due to various reasons.
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