4012-46TWG3A Diesel Engine
1364 kVA @ 1500 RPM

The Perkins 4000 Series family of 6, 8, 12 and 16 cylinder diesel engines was designed in advance of today’s uncompromising demands within the power generation industry and includes superior performance and reliability. The 4012-46TAG1A ElectropaK is a turbocharged, air-to-air charge cooled, 12 cylinder diesel engine.
Offered with either Temperate or Tropical cooling packages (with or without fuel oil cooling). Their premium design and specification features provide economic and durable operation as well as exceptional power to weight ratio, improved serviceability, low gaseous emissions, overall performance and reliability essential to the power generation market.

• Number of cylinders : 12 60º Vee form
• Bore and stroke : 160 x 190 mm 6.3 x 7.5 in
• Displacement : 45.842 litres 2797 in3
• Aspiration : Turbocharged and air to water charge cooled
• Cycle : 4 stroke
• Combustion system : Direct injection
• Compression ratio : 13.6:1
• Rotation : Anti-clockwise, viewed from flywheel end
• Total lubricating capacity : 177 litres 46.7 US gal
• Cooling system : Water-cooled
• Total coolant capacity : 196 litres 51 US gal / 201 litres 53 US gal

Economic power

• Individual four valve per cylinder heads give optimised gas flows, whilst digitally governed unit fuel injectors ensure ultra-fine fuel atomisation and hence controlled rapid combustion, for efficiency and economy
• Commonality of components with other engines in the 4000 Series family allows reduced parts stocking levels

Reliable power

• Developed and tested using latest engineering techniques
• Piston temperature are controlled by an advanced gallery jet cooling system
• All engines are tolerant of a wide range of temperatures without derate
• Perkins global product support is designed to enhance the customer experience of owning a Perkins powered machine. We deliver this through the quality of our distribution network, extensive global coverage and a range of Perkins supported OEM partnership options. So whether you are an end-user or an equipment manufacturer our engine expertise is essential to your success

Clean, efficient power

• Exceptional power to weight ratio and compact size for easier transportation and installation
• New designed radiator assemblies with corrosion inhibiting powder coated finish; fewer pipe joints and easier access to reduce maintenance times

• Designed to provide excellent service access for ease of maintenance
• Engines designed to comply with major international standards
• Low gaseous emissions that will satisfy the requirements of ½ TA Luft (1986)

Product support

• Perkins actively pursues product support excellence by ensuring our distribution network invest in their territory – strengthening relationships and providing more value to you, our customer

• Through an experienced global network of distributors and dealers, fully trained engine experts deliver total service support around the clock, 365 days a year. They have a comprehensive suite of web based tools at their fingertips covering technical information, parts identification and ordering systems, all dedicated to maximising the productivity of your engine

• Throughout the entire life of a Perkins engine, we provide access to genuine OE specification parts and service. We give 100% reassurance that you receive the very best in terms of quality for lowest possible cost .. wherever your Perkins powered machine is operating in the world

Air inlet

• Mounted air filters and turbochargers

Fuel system

• Direct fuel injection system with fuel lift pump
• Governing to ISO 8528-5 class G2 with isochronous capability
• Full-flow spin-on fuel oil filters

Lubrication system

• Wet sump with filler and dipstick
• Full-flow spin-on oil filters
• Engine jacket water/oil temperature stabiliser

Cooling system

• Two twin thermostats
• System designed for ambients up to 50ºC
• Powder coated radiator comprising: water radiator; air charge cooled radiator; fuel oil cooling (optional); all pipes, hoses and clips; fan; pulleys; fan belts and safety guards

Electrical equipment

• 24 volt starter motor and 24 volt alternator with integral regulator and DC output
• Overspeed switch and magnetic pickup
• Turbine inlet temperature shutdown switch
• Twin high coolant temperate shutdown switches
• Twin low oil pressure shutdown switches

Flywheel and housing

• Flywheel to SAE J620 size 18
• SAE 00 flywheel housing

Optional equipment

• Choice of temperature or tropical radiators available dependant on operational cooling requirements
• Fuel oil cooler integral to the radiator assembly
• Immersion heater with thermostat

Full Product Specs