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Technical Specifications for 300KW DCEC Cummins Generator Set

Aug. 17, 2020

Starlight Power is OEM supplier of Cummins diesel engine for genset in China. Starlight Cummins diesel genset power range is from 20KW to 1500KW. Emissions standard can meet Stage II and Stage III in China, which is be equal to EU Stage II and EU Stage III. Today Starlight Power mainly shares technical specifications of 300KW DCEC Cummins generator set.


Dongfeng Cummins Engine Co.,Ltd.( DCEC) is a engine manufacturer in China, who is joint ventures with USA Cummins. DCEC Engine quality is same as USA Cummins.


1.300KW diesel generator set technical data

Manufacturer: Starlight Power     Make/brand: China/Shuangtong

Genset model: XG-300KG

Type: Open type/silent type

Genset prime/standby power: 300KW/330KW

Rated frequency: 50Hz/60Hz      Rated speed: 1500rpm

Rated current: 540A             Rated voltage: 230/400V or as you need

Steady state voltage regulation rate: ≥±2.5%

Voltage stability time: ≤3s

Voltage fluctuation rate: ≤ ±0.5%

Steady state frequency regulation rate: ≤0.5%

Accessories include battery(maintenance free), silencer, base bottom fuel tank for 8 hours operation (for silent type genset), shock-reducing rubber, user manual etc. Open type genset also can be equipped with base bottom fuel tank if required.

 300kw DCEC Cummins genset

2.DCEC Cummins diesel engine QSZ13-G6 technical data

Manufacturer: Dongfeng Cummins Engine Co.,Ltd.

Model: QSZ13-G6

Prime/standby power: 328KW/374KW @1500rpm

Prime/standby power: 360KW/410KW @1800rpm

Compression Ratio: 17:1

Cylinders: 6

Bore and stroke: 130x163mm

Displacement: 13.0 L

Aspiration: Turbocharged & Charge Air Cooled

Emission Certification: Euro StageIIIA/ MEP StageIII

Governor Regulation: ≤1%

Fuel consumption at prime rating power: 1500rpm: 100%: 81.8L/h 75%: 64.6L/h  50%: 46.9L/h

1800rpm: 100%: 88.7L/h 75%: 68.8L/h  50%: 50.2L/h



Maximum static mounting surface bending moment

Rear face of block: 1356N.m

Maximum static bending moment of FAN: 21 N.m

Maximum allowable weight on Engine Support: 1500 kg



Max. back pressure imposed by complete exhaust system: 13kPa

Maximum allowable static bending moment at exhaust outlet flange: 19N.m

Exhaust pipe size (recommendatory): 13mm



Oil pressure @ idle - minimum: 82.7kPa

Typical oil pressure range - warm engine: 207 - 300 kPa

Total system capacity (standard pan):75.33 L

Maximum lube oil flow to all accessories: 7.57L/min



Coolant Capacity (Engine Only): 23.1L

Engine coolant circuit thermostat opening temperature: 82℃

Engine coolant circuit thermostat fully open temperature: 94℃

Maximum coolant temperature - engine out:  102℃

Minimum operating block coolant temperature: 71 ℃

Maximum coolant temperature for engine protection controls: 107℃

Maximum coolant pressure(exclusive of pressure cap; closed thermostat at maximum no load speed): 407kPa

Minimum pressure cap rating at sea level: 103kPa

Maximum Coolant Friction Head External to Engine: 75kPa

Maximum deaeration time: 25min

Minimum fill rate (low level alarm required for most engines): 19L/min

Maximum coolant expansion space (% total system capacity): 10%



Maximum allowable restriction @ OEM point with maximum fuel flow: 13.5 kPa

Maximum fuel drain restriction (total head) before (or without) check valve: 27kPa

Minimum fuel tank venting requirement: 0.2 L/s

Maximum fuel inlet temperature: 71 ℃

Maximum heat rejection to return fuel: 5.36kW

Maximum design fuel flow: 204 kg/h



System voltage: 24V

Minimum battery capacity-cold soak at -18 C (0 F) or above

Engine only cold cranking amperes: 900CCA

Engine only reserve capacity: 270min


Exhaust Emissions Data

Gaseous Emissions per GB 20891-2014: 1500 r/min

 - Weight-Specific NOx+HC: 3.430g/kW.h

 - Weight-Specific CO: 0.630g/kW.h

 - Weight-Specific Particulates: 0.063g/kW.h


3.Advantages of Starlight DCEC Cummins diesel generator set

A.Fuel economy, high thermal efficiency. When the working condition changes, the fuel consumption rate curve changes relatively flat, and it is economical under low load.

B.Reliable and durable, low fault rate.

C.Wide application range.

D.Low harmful emissions.

E.Long service life, low noise.


Starlight Cummins diesel generators are more popular all over the world. Of course, we also have other brands, such as Perkins, Volvo generators, Yuchai, Shangchai, Weichai, Ricardo, Wuxi etc, power ragnge is from 20kw to 2500kw, If you have purchase plan, welcome to contact us by email sales@dieselgeneratortech.com or call us +8613481024441, we will work with you. 

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