Cummins C450D5
- Standby:
- 450 kVA
- Voltage:
- 380‑440 V
- Prime:
- 410 kVA
- Frequency:
- 50Hz
- Engine:
- Cummins QSG12‑G2
- Amps Per Phase:
- 648
- Alternator:
- Stamford S4G
- Control Panel:
- Cummins PowerCommand 2.2
The Cummins C450D5 is a powerful 450 kVA (360 kW) standby / 410 kVA (328 kW) 50Hz silent diesel generator. It is driven by a Cummins QSG12‑G2 turbocharged and after‑cooled inline‑6 engine and paired with a Stamford S4G alternator delivering ± 1 % voltage regulation across the load range.
Equipped with the PowerCommand 2.2 control panel for auto/manual start, diagnostics, fault protection, and detailed metering. Designed in a sound‑attenuated, weather‑protective canopy compliant with CE/UKCA.
Engine Specs
Engine Model
QSG12‑G2 (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 S4G
Insulation Class
H
Voltage Regulation
± 1 %
Frequency Regulation
Droop control (50Hz)
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
≈ 834 L
Fuel Consumption @ Full Load
≈ 92 L/hr (standby), ≈ 82 L/hr (prime)
Cooling & Air
Coolant Capacity
≈ 48 L
Combustion Air Flow
≈ 424 L/sec (382 L/sec prime = ~25.4 m³/min, ~23.5 prime)
Ambient Rating
50 °C
Exhaust
Exhaust Temp
≈ 524 °C (standby), ≈ 507 °C (prime)
Exhaust Flow
≈ 1029 L/sec (~61.7 m³/min standby), 936 L/sec (~56.2 m³/min prime)
Max Back Pressure
≈ 10.2 kPa
Dimensions & Weight
Enclosed Set (L×W×H)
5093 × 1564 × 2375 mm
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