Kubota D722-E4, Operator'S Manual

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26 SPECIFICATIONS
EN
GLISH
A
Specifications are subject to change without notice.
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The battery capacity is indicated in 5-hour ratio.
A This CO
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measurement results from testing over a fixed test cycle under laboratory conditions a(n) (parent) engine
representative of the engine type (engine family) and shall not imply or express any guarantee of the performance of
a particular engine.
Model
D902-T-E4
Type Vertical, water-cooled, 4-cycle diesel engine
Number of cylinders 3
Bore and stroke
mm (in.) 72 x 73.6
(2.83 x 2.90)
Total displacement
L (cu.in.) 0.898
(54.80)
Combustion chamber Spherical Type (ETVCS)
SAE NET Intermittent kW / rpm
H.P. (SAEJ1349) (HP / rpm) 17.7 / 3200
(23.7 / 3200)
SAE NET Continuous kW / rpm
H.P. (SAEJ1349) (HP / rpm) 16.1 / 3200
(21.6 / 3200)
Maximum bare speed rpm 3530
Minimum bare idling speed rpm 1300 to 1400
Order of firing 1-2-3
Direction of rotation Counter-clockwise (viewed from flywheel side)
Injection pump Bosch MD Type mini pump
Injection pressure 13.73 MPa, 1991 psi (140 kgf/cm )
Injection timing (Before T.D.C.) 0.323 rad (18.5 )
Compression ratio 23 : 1
Fuel Diesel Fuel No.2-D
Lubricant (API classification) above CF
Dimension mm (in.)
(length x width x height) 453 x 425 x 544
(17.83 x 16.73 x 21.42)
Dry weight
(BB Spec.) kg (lbs.)
75.0 (165.4)
Starting system Cell starter (with glow plug)
Starting motor 12 V, 1.2 kW
Charging generator 12 V, 480 W
Recommended battery capacity
(5Hr capacity)
12 V, 55 AH, equivalent
EU engine family name LKBXL.898KAB
CO
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Emission data g/kWh
Non-road steady-state test cycle
921.2
E.book Page 26 Wednesday, October 7, 2020 7:17 PM