| Specification | MTU | Cummins | Caterpillar | Baudouin |
|---|---|---|---|---|
| Engine Model | 12V4000G63 | QSK45-G7 | C32 | 12M26G1375/5 |
| Cylinders | 12V | 12 | 12 | 12 |
| Displacement | 48.8 L | 45 L | 32.1 L | 31.8 L |
| Standby Rating | 1250 kVA / 1000 kW | 1250 kVA / 1000 kW | 1250 kVA / 1000 kW | 1250 kVA / 1000 kW |
| Prime Rating | 1125 kVA / 900 kW | 1125 kVA / 900 kW | 1125 kVA / 900 kW | 1125 kVA / 900 kW |
| Alternator | Stamford HV | Stamford HV | Cat SR5 | Leroy Somer HV |
| Controller | MTU ADEC | PowerCommand | Cat EMCP 4.2 | Deepsea DSE 7320 |
| Fuel @ 100% Load | ~258 L/hr | ~268 L/hr | ~305 L/hr | ~282 L/hr |
| Fuel @ 75% Load | ~194 L/hr | ~208 L/hr | ~229 L/hr | ~212 L/hr |
| Fuel @ 50% Load | ~138 L/hr | ~152 L/hr | ~153 L/hr | ~144 L/hr |
| Approx. Weight | ~12,800 kg | ~12,200 kg | ~13,500 kg | ~11,500 kg |
| Output Voltage | 11,000 V (11kV), 3-Phase, 4-Wire |
| Frequency | 50 Hz, Isochronous |
| Voltage Regulation | ±0.5% |
| Frequency Regulation | ±0.25% |
| THD | <1.5% |
| Insulation Class | H |
| Protection Class | IP23 |
| Excitation | Brushless, Self-Exciting |
| AVR | Digital |
| Rated Speed | 1500 RPM @ 50 Hz |
| Application Type | Preferred Engine | Key Advantage |
|---|---|---|
| Hospitals & Healthcare Facilities | MTU / Cummins | Fast start capability, mission-critical reliability, global service network |
| Data Centres & IT Infrastructure | Baudouin / MTU | Highest power density, data centre pre-approved, best-in-class lead times |
| Industrial Facilities & Oil & Gas | Caterpillar / Cummins | Proven in harsh environments, widest parts availability in the region |
| Airports & Transport Infrastructure | MTU / Caterpillar | Mission-critical track record, 24,000 hr TBO |
| Hotels & Commercial Developments | Cummins / Baudouin | Competitive pricing, low noise options, strong UAE dealer network |
| Utilities & Power Infrastructure | MTU / Caterpillar | Parallel operation capability, SCADA integration |
| Cooling Method | Water-Cooled, Radiator Mounted |
| Max Ambient Temp | 50°C (UAE Optimised) |
| Radiator | Copper-Brass Core, Tropical Duty |
| Coolant Capacity | ~250 Litres (varies by brand) |
| Oil Capacity | ~180 Litres (varies by brand) |
| Oil Pressure | 4.5 – 6.5 Bar |
| Recommended Oil | 15W-40 CI-4/CH-4 |
| Oil Change Interval | 500 Hours |
| Exhaust Flow | ~420 m³/min |
| Exhaust Temperature | 520°C Max |
| Silencer Type | Industrial / Critical Grade |
| Exhaust Outlet | ~350 mm Diameter |
| Air Filter Type | Dry Element, Heavy-Duty |
| Combustion Air | Turbocharged & Aftercooled |
| Filter Service | Restriction Indicator |
| Air Flow | Per engine brand specification |
| Length (mm) | Width (mm) | Height (mm) | Weight Range (kg) |
|---|---|---|---|
| 5,300 | 2,100 | 2,400 | 11,500 – 13,500 |
11 kV high-voltage generation engineered to MTU, Cummins, Caterpillar or Baudouin — sized, supplied and commissioned by Arab Tower.
