70kW Prime /80kW Standby Open Type Diesel Generator Set Powered by Genuine Cummins 4BTA3.9-G13 Engine

This open type diesel generator set is driven by authentic Dongfeng Cummins 4BTA3.9-G13 G-drive engine, strictly manufactured per Cummins global uniform standards.

• Structure: Inline 4-cylinder, 4-stroke, turbocharged + water-air aftercooled

• Displacement: 3.9L; Bore×Stroke: 102mm×120mm; Compression Ratio:18.0:1

• Rated Speed: 1500rpm (50Hz)

• Engine Gross Output: Prime 87kW, Standby 97kW

• Generator Matching Power: Prime 70kW (87.5kVA), Standby 80kW (100kVA), PF=0.8

• Fuel Consumption: 212g/kW.h under full prime load, energy-saving operation

• Governor: Electronic governor, steady speed regulation ≤5%

• Lubricant capacity:11L; Coolant capacity:22L; Max operating temp ≤104℃

• Working altitude without power derating: ≤1310m, ambient temp ≤40℃

• Open base frame structure: Unobstructed heat dissipation, full access for oil filter, fuel filter, coolant daily maintenance without disassembly; integrated leak-proof oil collection tray avoids ground pollution.

• Heavy-duty welded steel chassis, reserved forklift lifting points, convenient factory and construction site transport.

• Matched brushless self-excited synchronous alternator, IP23 protection, H-class insulation, voltage deviation ≤±1%, fast voltage recovery within 3s under sudden load change.

• Standard intelligent Deepsea/Smartgen controller, integrated multi-protection: low oil pressure, high water temp, overload, overvoltage, short circuit alarm & auto shutdown.