CUMMINS AC880 Diesel Generator – 50Hz

AKSA AC880 diesel generator set rated at 880 kVA / 704 kW standby and 800 kVA / 640 kW prime. Powered by a Cummins QSK23G3 diesel engine, this 400/230V, 50Hz, 3-phase generator is designed for reliable standby and prime power applications, with DSE7320 control, brushless alternator, integrated fuel tank, and optional sound-attenuated canopy configuration.

Brand: CUMMINS

Product Overview

The AKSA AC880 is a heavy-duty diesel generating set built for dependable standby and prime power use across commercial, industrial, infrastructure, construction, agricultural, and backup power applications. It delivers 880 kVA / 704 kW standby power and 800 kVA / 640 kW prime power, making it suitable for sites that require high-capacity 50Hz, 3-phase electrical supply.

Powered by a Cummins QSK23G3 diesel engine, the AC880 uses a 6-cylinder, 23.15-litre, turbocharged and air-to-air aftercooled diesel engine running at 1500rpm. The engine features direct fuel injection, GCS governor control, replaceable fuel, oil and dry element air filters, water cooling, radiator and fan assembly, and 12/24V DC starter and charge alternator system.

The generator is supplied with a brushless single-bearing alternator with revolving field design, 4-pole construction, 2/3 pitch stator, Class H insulation, self-excitation, self-regulation, solid-state automatic voltage regulation, and direct-drive centrifugal blower cooling. This helps provide stable output for large standby and prime power loads.

Control and protection are handled by the DSE7320 control panel, mounted on the genset base frame. The controller monitors generator voltage, current, frequency, engine oil pressure, coolant temperature, battery voltage, running hours, mains supply, operating status, alarms, and shutdown conditions. The unit is available in open or sound-attenuated canopy configuration for different installation requirements.

Key features

  • 880 kVA / 704 kW standby power
  • 800 kVA / 640 kW prime power
  • Cummins QSK23G3 diesel engine
  • 400/230V, 50Hz, 3-phase output
  • 1500rpm engine speed
  • 0.8 power factor
  • 6-cylinder, 23.15-litre diesel engine
  • Turbocharged and air-to-air aftercooled
  • Water-cooled engine design
  • Direct injection fuel system
  • GCS governor system
  • Brushless single-bearing alternator
  • 4-pole alternator construction
  • Self-excited and self-regulating alternator system
  • Solid-state automatic voltage regulator
  • Class H alternator insulation
  • IP21 standard alternator protection
  • DSE7320 control panel
  • Open or sound-attenuated canopy configuration
  • Suitable for standby, prime, commercial, industrial, infrastructure, agricultural, and site power use

Technical summary

SpecificationDetails
ManufacturerAKSA Power Generation
ModelAC880
Fuel typeDiesel
Standby power880 kVA / 704 kW
Prime power800 kVA / 640 kW
Voltage400/230V
Frequency50Hz
Phase3 Phase
Power factor0.8
EngineCummins QSK23G3
Engine speed1500rpm
Engine power output768 kWm / 1030 HP
Cylinders6 in-line
Displacement23.15 litres
Bore x stroke170 ? 170 mm
Compression ratio16:1
AspirationTurbocharged and air-to-air aftercooled
CoolingWater cooled
GovernorGCS
Fuel consumption at full load161 L/hr
Fuel tank capacity1400 L open / 1100 L canopy
Oil capacity103 L
Coolant capacity122.6 L
Radiator cooling air1080 m?/min
Engine air intake53.3 m?/min
Exhaust gas flow147.8 m?/min
Alternator typeBrushless single bearing, revolving field
Alternator poles4 poles
Stator2/3 pitch
RotorSingle bearing, flexible disc
Exciter typeSelf excited
Alternator coolingDirect drive centrifugal blower fan
Insulation classClass H
Protection classIP21 standard; IP22/IP23 available
AC waveform distortionNo load < 1.5%; balanced linear load < 5%
Telephone influence factor< 50 per NEMA MG1-22.43
Telephone harmonic factor< 2%
ControllerDSE7320
Open set dimensions4124 ? 2000 ? 2261 mm
Open set dry weight6200 kg
Sound-attenuated dimensions6498 ? 2293 ? 2353 mm
Sound-attenuated dry weight8800 kg
Standby KVA

401-999 KVA

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