Sdec Diesel Generator ARK-S 1125 N5

ARK-S 1125 N5 Diesel Generator – Heavy-Duty, High-Performance, and Reliable SDEC Power

The ARK-S 1125 N5 diesel generator, manufactured by Arken Generator, delivers 1010 kVA prime and 1110 kVA standby power, ensuring maximum reliability, fuel efficiency, and durability for industrial and commercial applications. Powered by the SDEC 6KTAA25-G321 6-cylinder, turbocharged, aftercooled, water-cooled engine, it provides exceptional performance, long service life, and efficient operation under continuous heavy load. Its NEKRA ARK 6E alternator with electronic AVR guarantees ±1% voltage regulation and <5% THD, providing clean, stable, and consistent power output. Built to meet ISO 8528 and ISO 3046 standards, the ARK-S 1125 N5 operates efficiently at 72.7 dBA, features a corrosion-resistant canopy, and includes a 2-year or 1000-hour warranty, making it a dependable and high-performance power generation solution for both continuous and standby applications.

Power Prime (kVA / kW)

1010 / 808

Power Standby (kVA / kW)

1110/ 888

Speed (r.p.m)

1500 dev/dk

Standard Voltage

400/230VAC

Power Factor(Cos Phi)

0,8
BrandSdec
Power PRP [kW]880
Model6KTAA25-G321
N° of Cylinders / Valves6/24
Engine Type4 Stroke
Displacement [lt]25,2
AspirationTurbocharged - Air to water charge cooled
Bore[mm] x Stroke[mm]170x185
Compression Ratio14.5:1
Air FilterReplaceable Element
Cooling Method Water Cooled (water + %50 antifreeze)
Total Coolant Capacity (lt)N/A
Governor TypeECU
Electrical System24VDC
Battery Charger Current55A
Oil Capacity [lt]75
Exhaust Gas Flow PRP [m3/min]190,8
Exhaust Gas Temp. [°C]600
Air Flow PRP [m3/min]N/A
Cooling Air Flow PRP [m3/min]71,5
Starter Power (kW)9kW
Standard Battery Voltage [V]24VDC
Standard Battery Capacity4x105Ah
Standard Battery Type Maintenance-Free Lead Acid
BrandNekra
ModelARK 6E
Voltage400 /230 VA
Number of Phase3
Power Factor0,8
Number of Poles4
Connection TypeStar
BearingSingle

Datasheet

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