Used for 60kVA generator

SPC-S4K-T-250(2/6)
Revised record

No. Date Items New Old Remarks

0 Jun. 30. 2009 First offer.
Model S4K-DT65SAG S4K-T
Eng Assy(34200-01740) 1/2-CHG 1, 2/2-CHG 1 Addition of description
Fuel consumption Update of specific fuel
Tolerance ±5% consumption value
Approx.0.1～0.3% of
Sep. 12. 2012 fuel consumption Change of notation to latest
1
Oil consumption <Reference value> Within 3.0g/kW-h
＠Full load, Rated
speed
Flywheel 11-1/2 inch SAE #11-1/2 Correction
Accessories parts change
Starter 32B66-12301 32B66-12300 Interchangeable

Addition of China emission

label(Export only)
34200-01741 34200-01740
MHI No. Change location of pressure
(1/2-CHG0, 2/2-CHG0) (1/2-CHG2, 2/2-CHG1) switch(Distsance from Engine
center to terminal: 165.5mm)

National Standard of the

People's Republic of China
GB20891-2014 Export
Only No emission regulated
Regulations Change of spec
Mar. 14. 2016 engine family; type
G3MVXLL0425KTZ
2 (engine type; KTZ-S4K-
PA1)
Dimensions (Height) Approx. 938mm Approx. 928mm By clamp addition
Rating conditions(Without fan) ISO 15550 JIS B 8002
Engine attached items&Reference drawings change
UNIT,PRESSURE GAGE 05202-50100 Stop production of supplier
UNIT,THERMOMETER MD366-869 05204-50300 Interchangeable

MHI CONFIDENTIAL
 SPC-S4K-T-250(3/6)
1. Principal Particulars of Diesel Engine
General Specification

Standard All items, unless otherwise specified, are in accordance

with JIS and maker's standards
Model Mitsubishi S4K-T
1 S4K-DT65SAG
1 2 MHI No. 34200-01741 (1/2-CHG0, 2/2-CHG0)
Application Generator
2 Regulations National Standard of the People's Republic of China
GB20891-2014 Export Only
engine family; G3MVXLL0425KTZ
(engine type; KTZ-S4K-PA1)
Type 4 cycle water-cooled, vertical overhead valve, cylinder in line,
direct injection type
Number of cylinders 4
Bore × Stroke 102mm × 130mm
Piston displacement 4.249 liters
Compression ratio 17 : 1
Rotation Anti-Clockwise rotation as viewed from flywheel side
Firing order 1-3-4-2
Engine weight(Dry) Approx. 350kg
Dimensions(Length) Approx. 894mm
(Width) Approx. 741mm
2 (Height) Approx. 938mm
Inclination(Continuous) Max.15°
(Temporary) Max.15°
Fuel ASTM diesel fuel oil No.2-D(JIS K2204 gas oil specification No.2 or 3)
Lubricating oil API classification service CF,CF-4 or CH-4 class
Output(Without fan) Spec.Rating
Breaking in around 50hr St-by Rack set point
Rated speed 1500rpm
OUTPUT

St-by ; 59.7kW
Prime ; 54.7kW
Prime
Rack set point 59.7kW/1500rpm
(With Fan St-by;59kW)
(With Fan Prime,54kW)
Rating tolerance ±5% of nominal 1500 High Idle
ENGINE SPEED
Low Idle 1000±20rpm
High Idle 1583(0/-20)rpm
2 Rating conditions(Without fan) ISO 15550
Total barometric pressure : 100kPa
Air temperature : 298K
Relative humidity : 30%
Fuel consumption Approx. 235g/kW･h at Prime output and standard air conditions(Without fan)
1

1 Oil consumption Approx.0.1～0.3% of fuel consumption<Reference value>＠Full load, Rated speed

MHI CONFIDENTIAL
1

SPC-S4K-T-250(4/6)
Fuel injection timing 20°BTDC
Mean effective pressure 1.03MPa{10.5kgf/cm2} at Prime(Without fan)
Piston speed 6.5m/s at 1500rpm

Fuel system

Fuel injection pump In-Line type

Fuel injection nozzle Multi-Hole type
Governor Mechanical centrifugal type
Fuel filter Filtering paper type
Fuel pump Yes(Engine attached)

Lubricating system

Lubricating system Forced lubrication by gear pump

Lubricating oil filter Filtering paper type, full flow
Oil pressure 2
0.2~0.4MPa{2~4kgf/cm } at duty run
0.1MPa{1kgf/cm2} min. at low idling
Oil capacity Approx. 13.0 liters (Oil pan high level 12 liters,Oil filter etc.
Approx. 1 liters,High ~ Low Approx. 2.8 liters)
Oil dipstick Standard dipstick
Oil pressure switch Yes
Oil pressure unit Yes
Oil cooler Plate type

Cooling system

Cooling system Forced circulation of fresh water by centrifugal pump with thermostat
Engine water capacity Approx. 6 liters
Cooling fan 580mm diameter, 7 blades, pusher
Water pump pulley PCD 173mm
Pulley ratio 1.00 ( Crankpulley : Water pump pulley = 173:173 )
Fan spacer 60mm thickness
Water temp. switch Yes
Thermo. Unit Yes
Thermostat Open at 71deg.C - full open at 85deg.C

Electrical system
Alternator 24V-35A
Voltage regulator IC type (Built in alternator)
Regulator set voltage 28.5±0.5V
Alternator pulley PCD 80mm
Starting system Electric starting
Starter motor 24V-5kW
Air heater 22V,95A
Engine shut off system Electric solenoid (ETS)

MHI CONFIDENTIAL
 SPC-S4K-T-250(5/6)
Intake and Exhaust system

Air intake Engine rear side of turbo charger

Exhaust outlet Engine front side of turbo charger
Induction Resistance Max 1.96kPa{200mmH20}(Initial stage)
Exhaust Back Pressure Max 4.0kPa{408mmH20}

Turbo system

Manufacturer Mitsubishi Heavy Industries,Ltd.

Type TD06H

<Remarks>

Engine color Black(MHI standard color)

1 Flywheel 11-1/2inch
Flywheel housing SAE #3

MHI CONFIDENTIAL
 SPC-S4K-T-250(6/6)
2. Engine attached items&Reference drawings

Parts Name Drawing No. Q'ty Remarks(Drawing No.)

1 WIRING DIAGRAM 34290-07021 Reference(only for) A4
2 SWITCH,OIL PRESSURE MC840-219 1 A4
3 SWITCH, THERMO MC880-900 1 A4
2 4
2 5 UNIT,THERMOMETER MD366-869 1 A4
STOP SOLENOID KIT
6 STOP SOLENOID(ETS) 34287-01300 1 A4
34287-00030
1 7 STARTER 32B66-12301 1 A4
8 AIR,HEATER 36766-11502 1 A4
9 ALTERNATOR 34368-04100 1 A4
10 FILTER ASSY,FUEL 34362-00012 1 A4
11 FILTER,OIL ME014-833 1 A4
12 COOLING FAN 34348-00201 1 A4
13 L-JOINT 30625-35020 1 A4

3. Accessories(Loose supply parts)

Parts Name Parts No. Q'ty Remarks(Drawing No.)

1 TIMER CONTROL 32B90-02400 1 A4
2 CONNECTOR,3P MM409-661 1 A4
3 CONNECTOR,4P MM409-663 1 A4
4 CONNECTOR,2P MH052-231 1 A4

Note:Drawing No. Subject to alteration without notice

MHI CONFIDENTIAL