AT-HV4500 Arab Tower high voltage diesel generator
Arab Tower · High Voltage Generator11kV Output

AT-HV4500

4500 kVA standby / 4090 kVA prime high-voltage diesel generator set with 11 kV output. Engineered, supplied, installed and commissioned by Arab Tower across the UAE and internationally.

Standby
4500
kVA · 3600 kW
Prime
4090
kVA · 3272 kW
Output
11kV
3-Phase · 50 Hz
Technical Specification

Engine & Package Comparison

SpecificationMTUCumminsCaterpillarBaudouin
Engine Model20V4000G93QSK95-G16C175-2020M55G4950/5
Cylinders20V162020
Displacement81.3 L95 L105.8 L109.4 L
Standby Rating4500 kVA / 3600 kW4500 kVA / 3600 kW4500 kVA / 3600 kW4500 kVA / 3600 kW
Prime Rating4090 kVA / 3272 kW4090 kVA / 3272 kW4090 kVA / 3272 kW4090 kVA / 3272 kW
AlternatorStamford HVStamford HVCat SR5Leroy Somer HV
ControllerMTU ADECPowerCommandCat EMCP 4.2Deepsea DSE 7320
Fuel @ 100% Load~905 L/hr~1042 L/hr~1100 L/hr~1017 L/hr
Fuel @ 75% Load~682 L/hr~782 L/hr~825 L/hr~763 L/hr
Fuel @ 50% Load~478 L/hr~531 L/hr~561 L/hr~509 L/hr
Approx. Weight~46,000 kg~44,000 kg~48,000 kg~42,000 kg

Electrical Specifications

Output Voltage11,000 V (11kV), 3-Phase, 4-Wire
Frequency50 Hz, Isochronous
Voltage Regulation±0.5%
Frequency Regulation±0.25%
THD<1.5%
Insulation ClassH
Protection ClassIP23
ExcitationBrushless, Self-Exciting
AVRDigital
Rated Speed1500 RPM @ 50 Hz

Application Guide

Application TypePreferred EngineKey Advantage
Hospitals & Healthcare FacilitiesMTU / CumminsFast start capability, mission-critical reliability, global service network
Data Centres & IT InfrastructureBaudouin / MTUHighest power density, data centre pre-approved, best-in-class lead times
Industrial Facilities & Oil & GasCaterpillar / CumminsProven in harsh environments, widest parts availability in the region
Airports & Transport InfrastructureMTU / CaterpillarMission-critical track record, 24,000 hr TBO
Hotels & Commercial DevelopmentsCummins / BaudouinCompetitive pricing, low noise options, strong UAE dealer network
Utilities & Power InfrastructureMTU / CaterpillarParallel operation capability, SCADA integration

Cooling System

Cooling MethodWater-Cooled, Radiator Mounted
Max Ambient Temp50°C (UAE Optimised)
RadiatorCopper-Brass Core, Tropical Duty
Coolant Capacity~250 Litres (varies by brand)

Lubrication System

Oil Capacity~180 Litres (varies by brand)
Oil Pressure4.5 – 6.5 Bar
Recommended Oil15W-40 CI-4/CH-4
Oil Change Interval500 Hours

Exhaust System

Exhaust Flow~420 m³/min
Exhaust Temperature520°C Max
Silencer TypeIndustrial / Critical Grade
Exhaust Outlet~350 mm Diameter

Air Intake System

Air Filter TypeDry Element, Heavy-Duty
Combustion AirTurbocharged & Aftercooled
Filter ServiceRestriction Indicator
Air FlowPer engine brand specification

Dimensions & Weight

Length (mm)Width (mm)Height (mm)Weight Range (kg)
9,2002,8003,20042,000 – 48,000

Optional Enhancements & Add-Ons

  • Jacket Water Heater Engine pre-heat for critical start
  • Anti-condensation Heater Alternator winding protection
  • Critical Grade Silencer Hospital / residential grade
  • Remote Monitoring SCADA & BMS integration
  • Auto Fuel Transfer Bulk tank to day tank
  • Synchronizing Panel Multi-set load sharing
  • Protection Relay Upgrade Earth fault & differential
  • Acoustic Enclosure Weatherproof outdoor rated
  • Vibration Isolation Spring / rubber mounts
  • HD Battery Charger Heavy duty automatic
  • Container Housing 20ft / 40ft ISO container
  • Extended Warranty With Annual Maintenance Contract
Standards & Compliance
CEIEC 60034ISO 8528ISO 9001

Specify the AT-HV4500 for your project

11 kV high-voltage generation engineered to MTU, Cummins, Caterpillar or Baudouin — sized, supplied and commissioned by Arab Tower.

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