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Cummins
4L4BT3.9-GM-60Hz
The Cummins 4L4BT3.9‑GM‑60Hz (QSK60) is a 4‑cylinder, quad‑turbocharged diesel auxiliary engine delivering 80 kW (≈95 kVA) at 1800 rpm for shipboard power generation, notable for its low‑emission SCR system and modular common‑rail injection.
80.0 kW
Power
Engine Specifications
4
Cylinders
102 mm
Bore
120 mm
Stroke
4-stroke
Stroke Type
Components & Design
Component data being added…
Technical Data
Hubraum
60,2 Liter (3673 Kubikzoll)
Verdichtungsverhältnis
14,5:1
Turbolader
4x Quad-turbocharged (2x Niederdruck, 2x Hochdruck)
Trockengewicht (Motor)
7990 kg (Motor allein) bis 10154 kg (mit Zubehör)
Spezifischer Verbrauch
193–233 g/kWh (abhängig von Last)
Kraftstoffverbrauch
280.8 L/h at 1800 rpm full load (QSK60-M)
Injektion
Modular Common Rail System (MCRS) or HPI (older generation)
Injektordruck
bis 1600 bar
Abgasbehandlung
SCR (EPA Tier 4/IMO III) or without (older models)
Kühlsystem
Plate heat exchanger (titanium) or radiator with 40/50°C option
power kw
80
rpm
1800
fuel type
MDO
configuration
L
genset kw
76
genset kva
95
frequency hz
60
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Common failures & inspection points
Turbocharger housing cracks and blade damage
Exhaust manifold bolt fracture and leakages
Soot discharge and smoke emission (black/blue/white)
Aftercooler fouling and scale deposits
Common-Rail-Einspritzsystem: Fuel-Qualität kritisch
Type-general inspection and maintenance points for this equipment category — not model-specific.
Suppliers & Spare Parts
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Equipment Model #126549
· ✓ still in production
Wer liefert dieses Teil? 209 Betriebe im Verzeichnis · 32 aus Herstellerlisten
Alpentech Ship Chandlers LLC
Dubai, United Arab Emirates
BAIFA Power Generation
Wuxi, China
Chongqing Jielot Trading Co., Ltd.
Chongqing, China
DINTEC Co., Ltd.
Busan, South Korea
Euploia Drydocks & Services
Greece
GMEServ
Rendsburg, Germany
Hubei Tuohang Power Technology Co., Ltd.
Wuhan, China
MARE Supply & Services
Haarlem, Netherlands
Nantong KF Mechanical and Electrical Equipment Co., Ltd.
Nantong, China
Reparaciones Navales e Industriales MZT S.A. de C.V. (RENAV)
Mazatlán, Mexico
Shandong Huali Electromechanical Co., Ltd.
Jining, Shandong, China
Sinooutput Group Ltd.
Shanghai, China
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