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dingbo@dieselgeneratortech.com
+86 134 8102 4441
Jul. 05, 2025
Technical data of 75kW/93.75kVA Diesel Generator Set
Genset Model: DB-75GF
Prime power: 75kW/93.75kVA
Standby power: 82.5kW/103.13kVA
Engine: Cummins 6BT5.9-G2
Alternator: Shanghai Stamford GR225H
Controller: SmartGen HGM6110N-4G-G
| Configuration Features | |
| Engine: Cummins 6BT5.9-G2,meet GB 20891-2014 China Stage II emission requirements | Alternator: Single bearing, IP23 protection, H class insulation. |
| 40/50℃ original water radiator, cooling fan, with fan safety cover | Air filter, fuel filter, oil filter |
| Chassis and vibration absorber | Standard control panel (integrated) |
| 24V charging generator | Gas exhaust bellows, gas exhaust elbows, industrial silencers and standard parts for connections |
| Electronic Governor | Accompanying documentation |
| Maintenance-free lead-acid batteries and battery connection cables | |
| Different voltage levels | ||||||
| Voltage (V) | Frequency (Hz) | Phase | Power factor | Current( A) | Standby power | Prime Power |
| 440/254 | 50 | 3 | 0.8 | 123 | 82.5kW/103.13kVA | 75kW/93.75kVA |
| 415/240 | 50 | 3 | 0.8 | 130 | 82.5kW/103.13kVA | 75kW/93.75kVA |
| 400/230 | 50 | 3 | 0.8 | 135 | 82.5kW/103.13kVA | 75kW/93.75kVA |
| 380/220 | 50 | 3 | 0.8 | 142 | 82.5kW/103.13kVA | 75kW/93.75kVA |
Prime power (PRP): According to GB/T 2820 (equivalent to ISO 8528), the generator can operate unlimited hours within a specified power range, allowing a cumulative 10% overload for 1 hour every 12 hours of operation.
Standby power(ESP): Standby power represents the maximum power limit for emergency use. It shall not be exceeded and is equivalent to the fuel cut-off power.
| Engine Specifications | ||
| Manufacturer & engine Model: | Cummins 6BT5.9-G2 | |
| Air intake system: | Turbocharger, with Inter-Cooling | |
| Fuel system: | BYC A Direct Injection | |
| Cylinders no. & Type: | 6 cylinders, in-line | |
| Displacement: | 5.9L | |
| Bore x Stroke: | 102×120 mm | |
| Compression Ratio: | 17.3:1 | |
| Engine Speed: | 1500rpm | |
| Engine minimum power: | 86kW/115hp | |
| Engine maximum power： | 92kW/123hp | |
| Governor system: | Electronic Governor | |
| Noise: | 101.1dB | |
| Exhaust system | ||
| Exhaust Gas Flow: | 16.8 m³/min | |
| Exhaust Gas Temperature： | 540℃ | |
| Maximum Back Pressure： | 10kpa | |
| Air intake/ Exhaust system | ||
| Maximum Intake Air Restriction: | 6.1kPa | |
| Cylinder Charge: | 6.5 m3/min | |
| Exhaust Gas Flow Rate: | 158m3/min | |
| Fuel system | ||
| Fuel Consumption @ 100%prime power | 214g/kW·h | 24.2L/h |
| Fuel Consumption @ 75%prime power | 216g/ kW·h | 18.2L/h |
| Fuel Consumption @ 50%prime power | 217g/ kW·h | 7.3L/h |
| Lubrication system | ||
| Minimum Required Lube System Capacity: | 16.4L | |
| Engine Oil Consumption rate: | ≤2.5g/kw·h | |
| Sump Oil Capacity: | 19~27L | |
| Cooling System | ||
| Coolant Capacity - Engine Only: | 7.9L | |
| Maximum Top Tank Temperature for Prime Power: | 100℃ | |
| Alternator Specifications | |
| Meet BS5000, VDE0530,NEMAMG1-22,IEC34,CSA C22 and AS1359 standard | |
| Technical Data | |
| Phase: | 3 |
| Wire connecting method: | Y type, 3 phase 4 wire |
| Bearing： | 1 |
| Power Factor: | 0.8 lag |
| Protection: | IP23 |
| Altitude requirements: | ≤1000m |
| Exciter type: | Brushless Self-Excited |
| Insulation/temperature rise class: | H/H |
| Waveform TIF: | <50 |
| Waveform THF: | <2% |
| Rated Capacity: | 93.75kVA |
| Efficiency: | 90.3% |
| Genset Technical Specifications | |
| Voltage adjustment rate: | ≥±5% |
| Steady-state voltage regulation rate: | ≤±1% |
| Transient voltage deviation (100% sudden power reduction): | ≤+25% |
| Transient voltage deviation (sudden power increase): | ≤-20% |
| Voltage stability time (100% sudden power reduction): | ≤6S |
| Voltage stability time (100% sudden power reduction): | ≤6S |
| Frequency adjustment rate: | 0-5% |
| Steady-state frequency band: | ≤1.5% |
| Transient frequency deviation (100% sudden power reduction)： | ≤+12% |
| Transient frequency deviation (sudden power increase)： | ≤-10% |
| Frequency stability time (100% sudden power reduction): | ≤5S |
| Frequency stability time (sudden power increase): | ≤5S |
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E-mail: dingbo@dieselgeneratortech.com
WhatsApp: +86 134 8102 4441
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