CUMMINS AC1101 Diesel Generator – 50Hz

AKSA AC1101 diesel generator set rated at 1100 kVA / 880 kW standby and 1000 kVA / 800 kW DCC power. Powered by a Cummins QST30-G4 diesel engine, this 400/231V, 50Hz, 3-phase generator is designed for high-capacity emergency and data centre power applications, with InteliGen NT control, Stamford HCI634J alternator, heavy-duty cooling system, and optional enclosure configuration.

Brand: CUMMINS

Product Overview

The AKSA AC1101 is a heavy-duty diesel generating set designed for high-capacity emergency, standby, and data centre continuous power applications. It delivers 1100 kVA / 880 kW standby power and 1000 kVA / 800 kW DCC power, making it suitable for data centres, industrial facilities, infrastructure projects, commercial sites, and critical backup power installations requiring stable 50Hz, 3-phase electrical supply.

Powered by a Cummins QST30-G4 diesel engine, the AC1101 uses a 12-cylinder, 30.48-litre, V-type diesel engine running at 1500rpm. The engine features turbocharged aspiration, direct fuel injection, Bosch P8500 LLA fuel pump, ECM governor control, dry-type air filtration, water cooling, engine block heaters, and a 24V DC electrical system.

The generator is supplied with a Stamford HCI634J alternator rated at 1030 kVA. The alternator uses MX341 automatic voltage regulation, Class H insulation, IP23 protection, 0.8 rated power factor, and 1% voltage regulation to support stable electrical output for demanding standby and continuous-duty applications.

Control and protection are handled by an InteliGen NT control panel with MODBUS communication. The system supports automatic mains failure operation, synchronization, multi-generator parallel operation, power management, remote monitoring options, engine ECU support, generator and mains metering, alarms, pre-alarms, and shutdown protection.

Key features

  • 1100 kVA / 880 kW standby power
  • 1000 kVA / 800 kW DCC power rating
  • Cummins QST30-G4 diesel engine
  • 400/231V, 50Hz, 3-phase output
  • 1500rpm engine speed
  • 0.8 power factor
  • 12-cylinder, 30.48-litre V-type diesel engine
  • Turbocharged engine design
  • Water-cooled cooling system
  • Direct fuel injection system
  • Bosch P8500 LLA fuel pump
  • ECM governor control
  • Stamford HCI634J alternator
  • MX341 automatic voltage regulator
  • Class H alternator insulation
  • IP23 alternator protection
  • InteliGen NT control panel
  • MODBUS communication support
  • Automatic synchronization and power control support
  • Suitable for data centre, standby, industrial, infrastructure, commercial, and critical power use

Technical summary

SpecificationDetails
ManufacturerAKSA Power Generation
ModelAC1101
Fuel typeDiesel
Standby power1100 kVA / 880 kW
DCC power rating1000 kVA / 800 kW
Voltage400/231V
Frequency50Hz
Phase3 Phase
Power factor0.8
DCC current1443.41 A
EngineCummins QST30-G4
Engine speed1500rpm
Engine standby power970 kW / 1300 HP
DCC engine rating880 kW / 1180 HP
Cylinders12 V-type
Displacement30.48 litres
Bore x stroke140 ? 165 mm
Compression ratio14.0:1
AspirationTurbocharged
CoolingWater cooled
Injection systemDirect injection
Fuel pump typeBosch P8500 LLA
GovernorECM
Operating voltage24V DC
Charge alternator35 A
Fuel consumption at full load202 L/hr
Fuel consumption at 75% load151 L/hr
Fuel consumption at 50% load102 L/hr
Oil capacity154 L
Coolant capacity79 L engine only / 371 L with radiator
Cooling fan air flow1233 m?/min
Intake air flow2500 L/s
AlternatorStamford HCI634J
Alternator power1030 kVA
Alternator voltage400V
AVRMX341
Voltage regulation?1%
Insulation classClass H
Protection classIP23
Alternator cooling air96.84 m?/min
Control panelInteliGen NT
Control moduleComAp InteliGen NT
Communication portsMODBUS
Open set dimensions3980 ? 1968 ? 2383 mm
Open set dry weight6770 kg
Fuel tank capacity3000 L
Standby KVA

1000 KVA and Over

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