Details
Original Cummins, new machines at absolute wholesale prices.
HekoPower Group is the reliable choice.
Chongqing Cummins KTAA19-G7: 610kW Standby Power G-Drive Engine
As a premier global engine supplier, HekoPower specializes in high-output power solutions like the Chongqing Cummins KTAA19-G7. This 19L 6-cylinder Cummins diesel engine is the engine of choice for facilities requiring a precise 610kW (818HP) output at 1500RPM. Unlike generic industrial engines, the KTAA19-G7 CCEC Cummins is specifically tuned for standby applications where rapid transient response and high-load stability are critical. Whether for an industrial park emergency power supply or a commercial complex, this engine delivers reliable performance with a focus on longevity and low maintenance.
Tech Specs of Cummins KTAA19-G7
General Engine Data
Engine Model: Cummins KTAA19-G7-610KW
Type: 6 Cylinders in Line, 4 Stroke Diesel
Displacement: 19 L
Bore * Stroke: 159 * 159
Net Weight: 1927 Kg
Overall Dimension: 1324mm*835mm*1183mm
Key Performance Data
Standby Power: 610 kW/818HP
Engine Type: Standby Output
Rated Speed: 1500 rpm
Low Idle Speed: 675-775 rpm
Fuel Consumption @ Rated Power: 127.8 L/Kw.h
More Technical Data
Engine Exhaust Manifold: Wet Exhaust manifold
Aspiration: Turbocharged/Aftercooled
Compression Radio: 13:1
Fuel System: Cummins PT Pump, Direct Injection
Starting System: Electrical starting motor (24V)
Cooling Method: Water cooling
Lowest Starting Temp (Without auxiliary system): -12℃
Governor Type: Mechanical Control
Key Features
Technical Mastery: Turbocharged Air-to-Air Aftercooled Specs
The "AA" in the KTAA19-G7 signifies its advanced turbocharged air-to-air aftercooled aspiration system. By cooling the intake air before it enters the combustion chamber, this engine achieves a 13:1 compression ratio, optimizing the KTAA19-G7 fuel consumption at full load (127.8 L/Kw.h). This configuration ensures that even at a rated speed of 1500RPM, the engine maintains a lower thermal profile, extending the life of the Cummins PT fuel system and internal components.
Maintenance and Reliability: The Cummins PT Fuel System
Reliability in emergency scenarios starts with the Cummins PT pump direct injection fuel system. HekoPower provides comprehensive Cummins KTAA19-G7 engine with PT fuel system maintenance support to our global clients. With a low idle speed of 675–775 rpm and a lowest starting temp of -12℃ (without heaters), this engine is designed for immediate readiness. Our genuine CCEC KTAA19-G7 spare parts and CPL matching service ensure that your engine remains original and compliant throughout its 12-month warranty period.
Application Scenarios: Where the 610kW G7 Excels
The KTAA19-G7 is not just a "slightly smaller G6"; it is the engineered solution for specific power gaps:
Grid-Compliant Commercial Complexes
Ideal for commercial complex power failure backup where local utility regulations strictly limit generator output to 610kW.
Medium-Sized Data Centers
Provides the precise transient response required for medium-sized data center backup power without the overspecification of a 620kW unit, optimizing CAPEX.
Marine Applications
Certified for use as a generator engine for mid-sized marine vessels, where space and weight (1927Kg) are critical constraints.
Industrial Parks
The go-to emergency power supply for industrial parks requiring reliable 610kW standby power for critical manufacturing lines.
Healthcare
Specifically rated for hospital standby power systems, ensuring life-support continuity with proven Cummins generator engine reliability.
Critical Analysis: Difference Between KTAA19-G7 (610kW) and KTAA19-G6 (620kW)
Why choose the KTAA19-G7 over the more common G6? This is a question HekoPower answers with technical precision. While both engines share the same hardware block, the G7 rating involves specific fuel stop settings and calibration details that limit output to 610kW.
Regulatory Compliance
In certain regions or for specific grid code compliance, the maximum allowable engine output for a 680kVA set is capped at 610kW. The G7 is factory-calibrated to meet this limit without risking non-compliance penalties associated with the 620kW G6.
Alternator Pairing
The KTAA19-G7 is often the specified match for specific alternator models (e.g., certain Stamford or Leroy Somer windings) where the 620kW output of the G6 would cause overheating or require excessive derating. The G7 provides the perfect torque curve at 1500RPM for these specific pairings.
Fuel Map Efficiency
Our analysis of the KTAA19-G7 performance curve shows optimized fuel maps for partial loads (75%), making it potentially more efficient than a de-rated G6 in standby vs prime power scenarios where the load rarely hits the absolute peak.
Emission Caps
For mining operations with strict emission caps, the G7's specific calibration may fall into a more favorable regulatory tier compared to the G6 in certain jurisdictions.
Procurement from HekoPower: Price, Warranty, and Global Logistics
Secure your genuine CCEC KTAA19-G7-610KW engine with confidence from HekoPower:
- Competitive Pricing: We offer transparent wholesale prices for the KTAA19-G7, often more cost-effective than sourcing a de-rated G6. Request our 2026 price list specific to 610kW.
- Lead Time: Standard units in stock; custom orders delivered within 15-30 business days.
- Warranty: Full 12 months warranty on all major components, backed by our global after-sales support network.
- Payment Flexibility: Secure transactions via T/T, L/C, and Western Union.
- Global Delivery: Expert logistics handling for global delivery, ensuring your engine arrives ready for installation anywhere in the world.
Don't compromise with mismatched engines. Choose the KTAA19-G7 for precision power. Contact HekoPower today to verify your CPL requirements, request the technical datasheet, and secure your original Cummins KTAA19-G7-610KW.
Cummins K19-G Series, original products from Chongqing Cummins Engine Plant(CCEC). This series mainly includes KTA19-G2-336KW, KTA19-G3-403kW, KTA19-G3A-448kW, KTA19-G4-448KW, KTAA19-G5-502KW, KTAA19-G6-570KW, KTAA19-G6A-610KW, KTAA19-G7-610KW, KTA19-G2-392KW, KTA19-G3-463KW, KTA19-G3A-507KW, KTA19-G4-507KW, KTAA19-G5-555KW, KTAA19-G6-620KW, KTAA19-G6A-664KW, KTAA19-G7-664KW, KTAA19-G8-575KW.
Frequently Asked Questions (FAQ)
What is the difference between KTAA19-G7 and G6A?
The G6A offers higher power output (~664kW), while the G7 focuses on efficient 610kW standby performance.
Is KTAA19-G7 suitable for continuous operation?
Yes, it supports both standby and prime power applications.
Can this engine be used in data centers?
Yes, it is widely used for data center backup power systems.
