HYDRAULIC EXCAVATOR - mmtitalia.it · (Auto-Leveling Crowd Mechanism). WORKING RANGES Capacity...
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Transcript of HYDRAULIC EXCAVATOR - mmtitalia.it · (Auto-Leveling Crowd Mechanism). WORKING RANGES Capacity...
Model Code : EX1200-6
Engine Gross Power : 567 kW (760 HP) Operating Weight : Backhoe : 111 000 kg
BE-front: 112 000 kg Loading Shovel: 114 000 kg
Backhoe Bucket : SAE, PCSA Heaped:5.2 - 6.7 m³ CECE Heaped:4.6 - 5.9 m³
Loading Shovel Bucket : Heaped:5.9 - 6.5 m³
HYDRAULIC EXCAVATOR
EX-6 series
A Distancebetweentumblers 5 090mmB Undercarriagelength 6 500mmC Counterweightclearance 1820mmD Rear-endswingradius 4850mmD’ Rear-endlength 4740mmE Overallwidthofupperstructure 5380mm
F OverallheightofcabBackhoe 4350mmLoadingshovel 5440mm
G Min.groundclearance 1020mmH Trackgauge 3900mmI Trackshoewidth 700mm 900mmJ Undercarriagewidth 4600mm 4800mmK Overallwidth 5430mmL Trackheight 1660mm
2
SPECIFICATIONS
�
1
9
7
1312
11
10
4 5
3 6
8214
Hydraulic CylindersHigh-strength piston rods and tubes adopted. Cylinder cushionmechanismsareprovidedforboom,arm,bucketanddumpcylinders.Bucketcylindersofloadingshovelareprovidedwithprotector.
Cylinder DimensionsLoading shovel
Quan. Bore Rod diameterBoom 2 230mm 160mmArm 1 215mm 150mmBucket 2 200mm 150mmDump 2 140mm 85mmLevel 1 230mm 160mm
ENGINE
Model................................... CumminsQSK23-CType..................................... Water-cooled,4-cycle,6-cylinder
inline,turbo-chargeddirectinjectionchamber-typedieselengine.
RatedpowerSAEJ1995,gross............. 567kW(760HP)at1800min-¹(rpm)Net.................................... 552kW(740HP)at1800min-¹(rpm)
Maximumtorque.................. 3 472N·m(354kgf·m)at1350min-¹(rpm)
Pistondisplacement............. 23.15LBoreandstroke.................... 170mmx170mmStartingsystem.................... 24VelectricmotorBatteries............................... 2x12V,2x176AH
HYDRAULIC SYSTEM
Hitachi'sETS (ElectronicTotalcontrolSystem)canachievemaximumjobefficiencyby reducing fuelconsumptionandnoise levels,whilemaximizingproductivity through theoptimizationof engine-pumpfunctionswithexcellentcontrollability increasingoperatorcomfort.
• E-P Control (Computer-aided Engine-Pump Control system)Mainpumps regulatedbyelectricenginespeedsensingcontrolsystem.Optimumoperationmodeselectableamong3powermodesdependingontypeofjob.
• OHS (OptimumHydraulicSystem)assures fully independentandcombinedoperations.
•••
••
FPS(Fuel-savingPumpSystem)Auto-idlingsystemHigh-pressure2-speedtravelsystemforhightractionforceandtravelspeed.Forced-coolingpumpdrivesystemTIG(TungstenInsertGas)weldingpipings
EX1200-6
Hydraulic FiltersAll hydraulic circuits have high-quality hydraulic filters for protection againstoilcontaminationandlongerlifeofhydrauliccomponents.
These filters are centralized in arrangement for facilitating maintenance.
Qty.Full flow filter 2 10µmDrain filter 1 10µm(Forallplungertypepumps&motors)Suction filter 2 177µmPilot filter 1 10µmLine filter (Delivery filter) 3 95µm
Relief Valve SettingsBoom/arm/bucketcircuit............................................................ 31.9MPa(325kgf/cm²)Travelcircuit.................................................. 34.3MPa(350kgf/cm²)Swingcircuit.................................................. 27.4MPa(280kgf/cm²)Pilotcircuit.................................................... 4.4MPa(45kgf/cm²)
Mainpumps.................................. 3 variable-displacement, swash
platetypeaxialpistonpumpsMax.oilflow.................................. 3X520L/minPilotpump.................................... GearpumpMax.oilflow.................................. 56.0L/min
CONTROLS
2 Implement LeversRemote-controlled joystickhydraulicservosystem.Right lever is forboomandbucketcontrol,leftleverforswingandarmcontrol.Forloadingshovel,2pedalsprovidedforopening/closingthebottomdumpbucket.
2 Travel Levers with PedalsRemote-controlledhydraulicservosystem. Independentdriveateachtrackallowscounterrotationoftracks.
Swing Device2high-torque,axial-pistonmotorswithplanetary reductiongearbathed inoil.Swingcircle is single-row, shear-typeball bearingwith induction-hardened internalgear. Internalgearandpiniongearimmersed in lubricant.Swingparkingbrake isspring-set,hydraulic-releaseddisctype.
Swingspeed................................................................ 5.2min-¹(rpm)
UPPERSTRUCTURE
Revolving FrameAdeep, full-reinforcedboxsection.Heavy-gaugesteelplatesusedforruggedness.
Deck MachineryMaintenanceaccessibility is themajor feature in the lay-outofdeckmachinery.Sidewalksprovideeasyaccess toengine,hydraulicandelectricalcomponents.
1 LeftConsole 8 RightControlLever
2 LeftControlLever/HornSwitch 9 SwitchPanel
3 LeftTravelPedal 10 KeySwitch
4 LeftTravelLever 11 RightConsole
5 RightTravelLever 12 Operator'sSeat
6 RightTravelPedal 13 GloveCompartment
7 MultiFunctionMonitorPanel 14 PilotControlShut-OffLever
BackhoeQuan. Bore Roddiameter
Boom 2 230mm 160mmArm 1 260mm 180mmBucket(for3.6marm) 1 230mm 160mmBucket(for3.4mBE-arm) 1 240mm 170mm
UNDERCARRIAGE
TracksTractor-typeundercarriage.Boltlinkageforsideframeassuresdurability.Heavy-duty track frameofall-welded,stress-relievedstructure.Top-gradematerialsused for toughness.Lifetime-lubricated induction-hardenedtrackrollers, idlersandsprocketswith floatingseals.Trackshoesofrolledalloywithdoublegrousers.Doublestrutreinforcedtracklinkswith trackguards.Hydraulic (grease) trackadjusterswithshockabsorbingrecoilsprings.
Tractor-type UndercarriageDoublegrousertrackshoesofinduction-hardenedrolledalloy.Shoewidth....................700mmstandard
900mmoptionalforBackhoeattachmentonly
Numbers of Rollers and Shoes on Each SideUpperrollers.......................................................................................3Lowerrollers.......................................................................................8Trackshoes......................................................................................49
Travel DeviceEach track driven by a high-torque, axial piston motor throughplanetaryreductiongears,allowingcounterrotationofthetracks.Easilyreplaceablesprockets.Parkingbrakeofspring-set,hydraulic-releaseddisctype.
Travelspeeds........................................................High:0to3.5km/hLow:0to2.4km/h
Maximumtractionforce........................................707kN(72100kgf)Gradeability......................................................70%(35degree)max.
Operator's CabThesturdycab,withthetopguardconformingtoOPGLevelll(ISO),helpsprotect theoperator from fallingobjects. Independent,pressurized,1100mmwide,1900mmhigh, roomy3.46m3cabwith tinted-glasswindows featuresall-roundvisibility.Spring-suspension-type, fully-adjustablerecliningseatwitharmrests;movablewithorwithout frontandswingcontrol leversbyslide. Instrumentsandcontrolpanelarewithineasyreachoftheoperator.Powerful freshairventilation typeairconditioner.Cool-and-hotboxandrotatableblower louversalsoserveasdefrosters.Thus,rapidair-conditioningcanbeachievedforoperatorcomfort.Fluid-filledelastic-mountingandsound-proofingstructure to reducenoiselevelandvibration.
Noiselevel................................75dB(A)inthecab;onmax.enginespeedunderno-loadcondition.
WEIGHTS AND GROUND PRESSURE
BackhoeEX1200-6:Equippedwith9.0mboom,3.6marm,and5.2m3(SAE,PCSAheaped)bucket
Shoetype Shoewidth Operatingweight Groundpressure
Doublegrousers
700mm 111000kg142kPa
(1.45kgf/cm2)
900mm 113000kg112kPa
(1.14kgf/cm2)
EX1200-6BE-front:Equippedwith7.55mBE-boom,3.4mBE-arm,and6.7m3(SAE,PCSAheaped)bucket
Shoetype Shoewidth Operatingweight Groundpressure
Doublegrousers
700mm 112000kg143kPa
(1.46kgf/cm2)
900mm 114000kg113kPa
(1.15kgf/cm2)
Loading ShovelEquippedwith6.5m3(Heaped)bottomdumpbucke
Shoetype Shoewidth Operatingweight GroundpressureDouble
grousers700mm 114000kg
146kPa(1.49kgf/cm2)
SERVICE REFILL CAPACITIES
Fueltank 1470LEnginecoolant 139LEngineoil 70LPumpdrive 15LSwingdevice(eachside) 25LTravel final device (each side) 43LHydraulicsystem 1350LHydraulicoiltank 610L
1 Engine 11 SwingDevicex2
2 PumpDriveUnit 12 CenterJoint
3 HydraulicPumpx3 13 Filters
4 HydraulicOilTank 14 Batteries
5 FuelTank 15 BatteriesandLubricatorBox
6 EngineRadiator 16 OperatorCab
7 EngineAirCooler 17 Air-ConditioningUnit
8 OilCooler 18 Slide Ladder(Optional)
9 MainControlValve
10 SwingControlValve
4
SPECIFICATIONS
5
BACKHOE ATTACHMENTS
Boomandarmareall-welded,low-stress,full-boxsectiondesign.Bucketofall-weldedhigh-strengthsteelstructure,sideclearanceadjustmechanismisprovidedonthebucketjointbrackets.•Two-pointssupport-typeboomcylinderpinlinkage•Doublelippinseals(inallportions)plusO-ringatarmtopandlinkA•Super-Vbucketteeth
WORKING RANGES
BucketCapacity Width
No.ofteeth
Weight Type
Materialsdensitykg/m3
SAE,PCSAheapedCECE
heapedWithoutshroud Withshroud
BE-front 9.0mboom7.55mBE-boom
3.4mBE-arm3.6marm
5.2m3 4.6m3 1940mm 2120mm 5 4910kg 18005.2m3 4.6m3 1900mm 2000mm 5 5930kg 18005.8m3 5.1m3 2120mm 2220mm 5 6930kg 18006.7m3 5.9m3 2300mm 2400mm 5 6650kg 1800
:Rock bucket :General purpose bucket
Boomlength 7.55mBE-boom 9.0m
Armlength 3.4mBE-arm 3.6m
A Max.diggingreach 13750mm 15350mm
A’ Max.diggingreach(onground) 13360mm 15010mm
B Max.diggingdepth 8050mm 9380mm
B’ Max.diggingdepth(8'level) 7920mm 9260mm
C Max.cuttingheight 12410mm 13460mm
D Max.dumpingheight 8050mm 9080mm
E Max.verticalwall 5180mm 6450mm
Bucketdiggingforce
kN(kgf)
ISO 569(58000)
482(49200)
SAE:PCSA
512(52200)
440(44900)
Armcrowdforce
kN(kgf)
ISO 438(44700)
430(43900)
SAE:PCSA
425(43400)
422(43000)
Meter
14
12
10
8
6
4
2
0
2
4
6
8
10
1201618 14 12 10 8 6 4 2 Meter
D
E
C
BʼB
AAʼ
EH1100Ground Line
•FlexiblepinatthearmtopandlinkAforbucketlinkage.
BE (Bulk Excavation) frontBE-front:TheEX1200-6BE-front isdesignedandmanufacturedasaproduction-orientedmachine.Itsfeaturesincludeashortarmandboom,large-capacitybucket, large-diggingforceandsuperbdigging/ loadingcapability.
LOADING SHOVEL ATTACHMENTS
Boomandarmareall-welded, low-stress,high-tensilestrengthsteel full-boxsectiondesign.Efficient,automatic levelcrowdingachievedbyone-levercontrolastheparallellinkmechanismkeepsthebucketdiggingangleconstant,and levelcylindercircuitmaintains thebucketheightconstant(Auto-LevelingCrowdMechanism).
WORKING RANGES
BucketCapacity(heaped) Width No.ofteeth Weight Type Materialsdensity
5.9m³ 2510mm 6 9780kg 1800kg/m3
6.5m³ 2700mm 6 9200kg 1800kg/m3
:Bottom dump type rock bucket
:Bottom dump type general purpose bucket
Bucketcapacity(heaped) 6.5m3
A Min.diggingdistance 4510mm
B Min.levelcrowdingdistance 6580mm
C Levelcrowdingdistance 4370mm
D Max.diggingreach 11500mm
E Max.cuttingheight 12410mm
E’ Max.dumpingheight 8750mm
F Max.diggingdepth 4780mm
GWorkingradiusatmax.dumpingheight
6140mm
H Max.bucketopeningwidth 1880mm
Crowdingforce 577kN(58900kgf)
Breakoutforce 594kN(60600kgf)
Meter14
12
10
8
6
4
2
0
2
4
6
8
02468101214 Meter
EH1100
A
BD
HG
E'
E
F
C
Ground Line
•Dual-support-typeboom/arm/bucketpinlinkage•DoublelippinsealsplusO-ringatarmtop
6 7
ENGINE•H/Pmodecontrol•Pmodecontrol•Emodecontrol•75Aalternator• Dry-type air filter with clean dust cup• Cartridge-type engine oil filter• Cartridge-type fuel filter• Water filter•Radiator,aircoolerandoilcoolerwith
dustprotectivenet•Radiatorreservetank•Fanguard•Isolation-mountedengine•Auto-idlesystem•Overheatpreventiondevice
HYDRAULIC SYSTEM•Enginespeedsensingsystem•E-Pcontrolsystem•OHS(OptimumHydraulicSystem)•FPS(Fuel-savingPumpSystem)•Swing/boomprioritymodesystem•Heavyliftingsystem•Boommodeselectorsystem•Forced-lubricationand forcedcooling
pumpdrivesystem•Controlvalvewithmainreliefvalve• Line filter (Delivery filter)• Suction filter• Full-flow filter• Pilot filter• Pump drain filter
CABAll-weather sound-suppressed steelintegratedcabwith headguard (OPGLevel l l(ISO) conforming), laminatedglasswindshield,reinforced/tinted(greencolor) glass side and rear windows,intermittentwiper interlockedwith frontwindshieldwasher,adjustable recliningseatwithadjustablearmrests, footrest,electricalhorn,auto-tuningAM-FMradiowithdigital clock, seatbelt, cigarettelighter, ashtray, parcel pocket, glovecompartment, floor mat, auto-idle switch, evacuationhammer,autoairconditionerwithdefroster,hotandcoolbox,enginecontroldial,pilotcontrolshut-off lever,LEDroomlamp.
MONITOR SYSTEMS•Meters:
Hourmeter,enginecoolanttemperaturegaugeandfuelgauge,auto-idle,indicator,lubricationmodeindicator.
•Warningindicators:Radiatorwaterlevel,engineoillevel,hydraulicoillevel,fuellevel,autolubrication, air-filter restriction, pump transmissionoilpressure,alternator,overheat,engineoilpressure,enginestop,preheatandenginewarning.
DATA LOGGING SYSTEM•DLU(Data-loggingunit)continuously
recordsperformanceoftheengineandthehydraulicsystem.Therecordcanbedown-loadedbyPDA(Palm).
LIGHTS•2workinglights•2cablights•1steplight•2counterweightlights
UPPERSTRUCTURE•Undercover•17500kgcounterweight•Electricgreasegunwithhosereel•Centralizedlubricationsystemforswing
bearing•Controlvalveswithmainreliefvalves
andportreliefvalves• Slow return orifices and make up valves
forcylindercircuits
UNDERCARRIAGE•Spring-set/hydraulic-releaseddisctype
parkingbrake•Hydraulic(grease)trackadjusterwith
shockabsorbingrecoilsspring•Travelmotorcover•Trackandidlerguards
MISCELLANEOUS•Standardtoolkit•ISOconformingstairsandhandrails•Widesidewalk•Auto-lubricationsystemforfront-
attachment•12Vpowerterminalboard•Slipresistancetapes•Elevatedcab(forLoadingShovel)
OPTIONAL EQUIPMENT Optionalequipmentmayvarybycountry,sopleaseconsultyourHitachidealerfordetails.
•Air-suspensionseat•Travelmotionalarmdevice•Highcabkit(forBackhoe)•Fulltrackguard•Slideladder•Sunvisor
STANDARD EQUIPMENT Standardequipmentmayvarybycountry,sopleaseconsultyourHitachidealerfordetails.•Easilyassembledowingtolocalassemblingsystemrequiringnowelding
UPPERSTRUCTUREUnit:mm
UpperstructureWeight : 35 000 kg
Width : 3 500
3 29
0
6 770
CounterweightWeight : 17 500 kg
Width : 3 450
1 71
0
870
Muffler cover
Weight : 100 kg
Width : 1 390
930
1 160
Side step
Weight : 18.6 kg
Width : 110
1 12
0
325
Side walk for backhoe
Weight : 213 kg
Width : 1 040
1 35
1
2 361
Side walk for loading shovelWeight : 176 kg
Width : 1 050
1 35
0
1 560
High cab kit for loading shovel(Optional equipment for backhoe)Weight : 590 kg
Width : 1 100
1 09
0
1 930
Step for loading shovelWeight : 126 kg
Width : 1 020
2 12
0
950
Fender (left rear side)Weight : 144 kg
Width : 798
1 36
0
1 830
Fender (left rear side)Weight : 160 kg
Width : 644
1 36
0
2 090
Width : 834
Side walkWeight : 180 kg
1 33
0
2 110
Width : 192
Side walkWeight : 18 kg
1 16
0
754
Width : 680
Handrail
Weight : 23 kg1
020
188
Width : 50
Handrail
Weight : 4.6 kg
320
800
Radiator cover
Weight : 89 kg
Width : 80
1 85
0
1 570
Oil cooler cover
Weight : 83 kg
Width : 80
1 85
0
1 420
EQUIPMENT / TRANSPORTATION
� 9
UNDERCARRIAGEUnit:mm
LOADER ATTACHMENTUnit:mm
Bucketcapacity
A B Max.Width Weight
5.9m³ 2770mm 2480mm 2690mm 9780kg6.5m³ 2770mm 2680mm 2890mm 9200kg
Side frameWeight : 15 200 kg x 2
Width : 700
1 71
0
6 500
Traction device cover Weight : 24 kg x 2
Width : 460
820
460
StepsWeight : 13 kg x 2
Width : 125
90
580
LadderWeight : 20 kg
Width : 300
645
940
Bucket
B
A
Boom cylindersWeight : 1 170 kg x 2
3 520
450
Boom & arm assemblyWeight : 15 600 kgWidth : 1 620
3 50
0
3 15
0
8 690
OVERALLUnit:mm
LOADING SHOVEL
Weight : 114 000 kgWidth : 5 470
5 25
0
15 400
BACKHOE ATTACHMENTUnit:mm
Arm
B
A
Boom
C B
A
Boom cylinders
Weight : 1 130 kg x 2
438
3 520
Bucket
B
A
Boomlength
A B C Width Weight
EX1200-6 9.0m 9400mm 2970mm 3260mm 1460mm 12500kgEX1200-6
BE-boom7.55m 7960mm 3270mm 3440mm 1460mm 11500kg
CapacityA B Width Weight TypeSAE,PCSA
heapedCECE
heaped5.2m3 4.6m3 2660mm 2210mm 2120mm 4910kg5.2m3 4.6m3 2660mm 2210mm 2000mm 5930kg5.8m3 5.1m3 2590mm 2240mm 2220mm 6930kg6.7m3 5.9m3 2820mm 2220mm 2400mm 6650kg
:Rock bucket :General purpose bucket
Armlength A B Width WeightEX1200-6 3.6m 5120mm 1890mm 960mm 6130kgEX1200-6
BE-boom3.4m 4950mm 1980mm 960mm 6300kg
OVERALLUnit:mm
BACKHOE
B
A
A B WidthEX1200-6 15970mm 5770mm 5430mmEX1200-6
BE-boom14580mm 5970mm 5430mm
TRANSPORTATION
10 11
METRICMEASURE
Ratingover-sideor360degreesRatingover-frontUnit:1000kg
ConditionsLoadpointheight
Load radiusAtmax.reach
2 m 4 m 6 m � m 10 m
meter
EX1200-6 BEBE-boom 7.55 mBE-arm �.4 mBucket SAE, PCSA : 6.7 m�
Shoes 700 mm
8m*16.7 *16.7 *6.74 *6.74
12.6*18.1 *18.1 *7.75 *7.75
6m*18.3 *18.3 *6.82 *6.82
13.118.8 *20.5 *7.84 *7.84
4m*25.0 *25.0 17.8 *19.8 *7.24 *7.24
13.327.1 *27.9 17.8 *22.3 *8.29 *8.29
2m24.9 *28.7 16.6 *21.5 *8.05 *8.05
13.024.9 *32.0 16.6 22.6 *9.17 *9.17
0(Ground)23.4 *30.5 15.8 21.7 *9.44 *9.44
12.423.4 32.1 15.8 21.7 10.4 *10.7
-2m37.9 *41.0 22.7 *29.7 15.3 21.237.9 *45.7 22.7 31.4 15.3 21.2
-4m*42.2 *42.2 *34.7 *34.7 22.8 *25.8 15.6 *17.5*47.2 *47.2 38.3 *38.9 22.8 *29.0 15.6 *19.9
-6m*23.3 *23.3 *15.8 *15.8*26.4 *26.4 *18.2 *18.2
ConditionsLoadpointheight
Load radiusAtmax.reach
2 m 4 m 6 m � m 10 m 12 m
meter
EX1200-6 STDBoom 9.0 mArm �.6 mBucket SAE, PCSA : 5.2 m�
Shoes 700 mm
10m*10.1 *10.1
13.511.0 *11.2
8m13.7 *13.9 9.18 *9.93
14.413.7 *15.8 9.18 *11.1
6m*16.2 *16.2 13.2 *14.3 8.13 *10.1
14.8*18.3 *18.3 13.2 *16.3 8.13 *11.3
4m*24.3 *24.3 17.8 *18.3 12.5 *15.3 7.64 *10.6
14.925.9 *27.2 17.8 *20.7 12.5 17.0 7.64 10.9
2m23.5 *28.0 16.4 *20.4 11.7 16.2 7.63 10.9
14.723.5 *31.4 16.4 22.3 11.7 16.2 7.63 10.9
0(Ground)22.2 *29.7 15.4 21.3 11.1 15.5 8.17 11.6
14.222.2 30.7 15.4 21.3 11.1 15.5 8.17 11.6
-2m21.7 *29.3 14.9 20.7 10.8 15.2 9.48 *12.8
13.221.7 30.3 14.9 20.7 10.8 15.2 9.48 13.3
-4m*21.7 *21.7 *35.2 *35.2 21.8 *27.3 14.9 20.7 11.0 *15.2*24.0 *24.0 36.8 *39.4 21.8 30.4 14.9 20.7 11.0 15.4
-6m*29.4 *29.4 22.5 *23.1 15.4 *17.0*33.1 *33.1 22.5 *26.1 15.4 *19.4
Withheavyliftingsystem Notes: 1.RatingsarebasedonSAEJ1097. 2.Lifting capacity of the EX Series does not exceed 75% of tipping load with the machine on firm, levelgroundor87%fullhydrauliccapacity. 3.Theloadpointisahook(notstandardequipment)loadedonthebackofthebucket. 4.*Indicatesloadlimitedbyhydrauliccapacity.
A:LoadradiusB:LoadpointheightC:Liftingcapacity
LIFTING CAPACITIES
MEMO
0�.0� (KA/KA,MT�)
Printed in Japan
KS-EN109Hitachi Construction Machinery Co., Ltd.www.hitachi-c-m.com
These specifications are subject to change without notice.Illustrationsandphotosshowthestandardmodels,andmayormaynotincludeoptionalequipment,accessories,andallstandardequipmentwithsomedifferencesincolorandfeatures.Beforeuse,readandunderstandtheOperator’sManualforproperoperation.