Cummins C450D5Q
- Standby:
- 450 kVA
- Voltage:
- 400 V
- Prime:
- 409 kVA
- Frequency:
- 50Hz
- Engine:
- Cummins QSG12‑G4
- Amps Per Phase:
- 650
- Alternator:
- Stamford S4L1D‑G41
- Control Panel:
- Cummins PowerCommand 2.2
The Cummins C450D5Q Q‑Range generator delivers 450 kVA (360 kW) standby and 409 kVA (327 kW) prime power at 50Hz. It is powered by the Cummins QSG12‑G4 turbocharged and after‑cooled engine coupled with a Stamford S4L1D‑G41 alternator, providing ± 1 % voltage regulation.
Managed by the PowerCommand 2.2 control panel offering auto/manual start/stop, diagnostics, fault protection and digital metering. The weather‑protective, sound‑attenuated canopy is CE/UKCA compliant. Optional features include extended fuel tank, coolant heater, battery charger and ATS.
Engine Specs
Engine Model
QSG12‑G4 (inline‑6, turbocharged & after‑cooled)
Rated Speed
1500 rpm
Bore × Stroke
132 × 144 mm
Compression Ratio
17 : 1
Lube Oil Capacity
34.1 L
Overspeed Limit
1725 rpm
Governor Type
Electronic
Alternator Specs
Model
Stamford S4L1D‑G41
Insulation Class
H
Voltage Regulation
± 1 %
Frequency Regulation
Isochronous
Control Panel Specs
Controller Model
PowerCommand 2.2
Display
LCD + LED metering
Functions
Auto/manual start, AMF, diagnostics, metering
Starting Voltage
24 V DC
Fuel & Consumption
Fuel Tank Capacity
≈ 995 L
Fuel Consumption @ Full Load
≈ 91.6 L/hr (standby), ≈ 81.7 L/hr (prime)
Cooling & Air
Coolant Capacity
≈ 48 L
Combustion Air Flow
≈ 1524 m³/hr (~25.4 m³/min)
Ambient Rating
50 °C (open), 40 °C (enclosed)
Exhaust
Exhaust Temp
≈ 524 °C (standby), ≈ 507 °C (prime)
Exhaust Flow
≈ 61.7 m³/min (standby), ≈ 53.2 m³/min (prime)
Max Back Pressure
≈ 10.2 kPa
Dimensions & Weight
Open Set (L×W×H)
3686 × 1100 × 2180 mm
Enclosed Set (L×W×H)
5093 × 1564 × 2375 mm
Dry Weight (Open)
3,116 kg
Dry Weight (Enclosed)
4,436 kg
Standards & Accessories
Certifications
Unregulated / CE / UKCA
Optional Features
Battery charger, coolant heater, extended tank, ATS
Warranty
2 years or 500 h standby / 1 year unlimited prime