404A-22G Electric Power Diesel Engine

Electric Power Generation 404A-22G

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Key Specs

Gross Mechanical Output
18-20 kWm
18-20 kWm
Typical Electrical Output
20-22 kVA (16-18 kWe)
20-22 kVA (16-18 kWe)
Emissions
Fuel Optimised
Fuel Optimised

Overview

The Perkins 404 range of electric power (EP) engines is the largest, most refined member of the 400 Series. The 4 cylinder, 2.2 litre 404 offers improvements such as reduced noise, vibration and harshness (NVH). Offering the same customer benefits as the wider 400 family – such as reliability, cold-start capability, low operating costs, excellent fuel economy and compact, clever design – the 404 makes a smart choice for customers in the generator set market across unregulated and EU Stage IIIA/U.S. EPA Tier4 interim territories.

Product Specifications for 404A-22G

Gross Mechanical Output 18-20 kWm 18-20 kWm
Typical Electrical Output 20-22 kVA (16-18 kWe) 20-22 kVA (16-18 kWe)
Rated Speed 1500 rpm 1500 rpm
Emissions Fuel Optimised Fuel Optimised
Prime 20 kVA 20 kVA
Standby 22.1 kVA 22.1 kVA
Number of Cylinders 4 inline 4 inline
Bore 3.3 in 84 mm
Stroke 3.9 in 100 mm
Displacement 135.2 in³ 2.2 l
Compression Ratio 23.3:1 23.3:1
Aspiration Naturally aspirated Naturally aspirated
Combustion System Indirect injection Indirect injection
Rotation from Flywheel End Anti-clockwise Anti-clockwise
Cooling System Liquid Liquid
Aftertreatment - -
Typical Alternator Efficiency 87% 87%
Switchable No No
Length 37.3 in 948 mm
Width 19.6 in 498 mm
Height 33.1 in 841 mm
Dry Weight 534 lb 242 kg
Note 1 *Final dimensions dependent on selected options *Final dimensions dependent on selected options
Prime Power Power available at variable load in lieu of a main power network. Overload of 10% is permitted for one hour in every 12 hours of operation. Power available at variable load in lieu of a main power network. Overload of 10% is permitted for one hour in every 12 hours of operation.
Standby Power Power available at variable load in the event of a main power network failure. No overload is permitted. Power available at variable load in the event of a main power network failure. No overload is permitted.

404A-22G Standard Equipment

Air inlet system

  • Mounted air filter

Control system

  • 12 volt Electronic Shut Off Solenoid (ESOS) energised to run
  • 12 volt starter motor and 12 volt 15 amp alternator with DC output
  • Glow plug cold start aid and heater/starter switch
  • Oil pressure and coolant temperature switches

Cooling system

  • Thermostatically-controlled system with belt driven coolant pump and pusher fan
  • Mounted radiator, piping and guards

Flywheel and flywheel housing

  • Flywheel housing SAE 4 long
  • High inertia flywheel to SAE J620 Size 190.5 mm (7½ in) heavy

Fuel system

  • Mechanically governed cassette type fuel injection pump
  • Split element fuel filter

General

  • Front and rear engine mounting brackets

Oil system

  • Spin-on full flow lubrication oil filter
  • Wet steel sump with filler and dipstick

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