Diesel generator set Centum™ Series QSK78

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Overview
Centum™ Series generators provide configurable high-power electrical generation designed for mission-critical and industrial installations. The QSK78 engine platform delivers stable response to demanding loads and supports operations across high-ambient and high-altitude sites.

Hero highlights
Frequency: 60, 50 Hz
Rated examples: Standby 2640 - 3000 kW / 3300 - 3750 kVA; Data Center Continuous 2400 - 2725 kW / 3000 - 3406 kVA
Certification: U.S. EPA Tier 2; low NOx capable
Availability: North America, Latin America, Asia Pacific, Africa & Middle East, Europe

Applications

• Data centers and colocation
• Commercial and industrial power backup
• Healthcare facilities
• Mission-critical infrastructure
• Telecommunications sites
• Water and wastewater treatment plants

Industries (examples)
Healthcare | Hospitals, nursing homes, care facilities
Data centers | Global hyperscale, colocation, regional, edge, enterprise
Commercial | Hotels, offices, retail, airports, distribution centers
Manufacturing | Semiconductor fabs, pharmaceutical, food processing, construction materials
Public utilities & infrastructure | Emergency systems, wastewater treatment, government facilities

Model illustrations / images (captions)
C2750D6E / C3000D6EB
C3300D5EB / C3300D5B / C3500D5EB / C3500D5B

Key specifications and features

• High power density and configurable options to match critical load profiles and site requirements.
• QSK78 MCRS A2A engine platform engineered for robust response and predictable operation under heavy transient loads.
• STAMFORD® S-Range alternator — selectable motor-starting capability (low reactance 2/3 pitch), low waveform distortion with non-linear loads, fault-clearing short-circuit capability; PMG option available.
• Sustainable fuel capability — approved for paraffinic fuels (EN15940), including HVO.
• Power Command™ PCC3400 controls — next-generation generator set control and system integration.
• Centum-optimized transmission drive on select models (C3300D5EB / C3500D5EB) to enhance set performance.
• Robust transient performance — supports ISO8528-G3 and data center transient requirements with quick recovery from large load swings.
• High-altitude and high-ambient operation capability for challenging site conditions.
• Emissions compliance: EPA Tier 2 and low-NOx capable configurations.
• Serviceability — compact design for simplified installation, access and maintenance.
• NFPA 110 compliance — accepts full rated load in a single step for Level 1 systems.
• Warranty and support — three-year manufacturer warranty and global distributor network.

Genset model ratings (selection)
Generator model | Hz | Standby kW / kVA | Data Center Continuous kW / kVA | Fuel
C2750D6E | 60 | 2750 / 3438 | 2500 / 3125 | Diesel
C3000D6EB | 60 | 3000 / 3750 | 2725 / 3406 | Diesel
C3300D5EB | 50 | 2640 / 3300 | 2400 / 3000 | Diesel
C3300D5B | 50 | (model variant) | (see manufacturer datasheets) | Diesel
C3500D5EB | 50 | 2800 / 3500 | 2540 / 3175 | Diesel
C3500D5B | 50 | (model variant) | (see manufacturer datasheets) | Diesel

Technical specifications

• Series name: Centum™ Series QSK78
• Engine platform: QSK78 MCRS A2A
• Alternator: STAMFORD® S-Range (PMG option)
• Control system: Power Command™ PCC3400
• Fuel compatibility: Diesel; approved for paraffinic fuels (EN15940) including HVO
• Rated power ranges (examples): Standby up to 3000 kW (60 Hz) / up to 2800 kW (50 Hz, model dependent)
• Data Center Continuous ranges (examples): up to 2725 kW (60 Hz) / up to 2540 kW (50 Hz, model dependent)
• Frequencies supported: 50 Hz and 60 Hz
• Emissions: U.S. EPA Tier 2; low NOx capable
• Standards & transient performance: ISO8528-G3; NFPA 110 Level 1 single-step full-load acceptance
• Operating capability: high-altitude and high-ambient site capability
• Serviceability: design optimized for installation and maintenance access
• Warranty: three-year manufacturer warranty