Technical Specifications

55Z

Specifications

DOZER

DOZER

Machine model

48Z-1

51R-1

55Z-1

57C-1

Dozer length

mm

1141

Max height above ground

mm

433

Dig depth below ground

mm

464

Approach angle

degrees

31

Width

mm

1962

Height

mm

400

ENGINE

ENGINE

Standard

Optional

Machine model

48Z-1, 51R-1, 55Z-1, 57C-1

48Z-1, 51R-1, 55Z-1, 57C-1

Model

Stage 3A 404D-22

Tier 4 Final KDI 1903

Fuel

Diesel

Cooling

Water cooled

Gross power ISO 14396

kW

35.7 (@ 2600rpm)

36 (@ 2200rpm)

Net power

kW

33.1 (@ 2600rpm)

33.4 (@ 2200rpm)

Gross torque ISO 14396

Nm

143 (@ 1800rpm)

225 (@ 1500rpm)

Displacement

cc

2179

1903

Gradeability

degrees

35

30

Starter motor

kW

2

2

Battery

volt / amps

12V / 75Ah

12V / 75Ah

Alternator

amps (Air con)

85

100

HYDRAULIC SYSTEM

HYDRAULIC SYSTEM

Machine model

48Z-1

51R-1

55Z-1

57C-1

Pump

cc

63

Nominal output @ 2000rpm

lpm

126

Excavator/track main relief pressure

bar

240

265

Slew main relief pressure

bar

216

Auxiliary hydraulic pressure (Low)

bar

190

Auxiliary hydraulic pressure (High)

bar

190

Auxiliary hydraulic flow (Low)

lpm

40

Auxiliary hydraulic flow (High)

lpm

90

Hydraulic pump

Piston

LIFT CAPACITIES - 400MM RUBBER TRACKS, 2866MM BOOM, 1570MM DIPPER, NO BUCKET

LIFT CAPACITIES – 400mm RUBBER TRACKS, 2866MM BOOM, 1570mm DIPPER, NO BUCKET. 55Z-1

Load Point

2.0m

3.0m

4.0m

5.0m

Capacity at maximum reach

Height

Dozer Up

Dozer Down

Over Side

Dozer Up

Dozer Down

Over Side

Dozer Up

Dozer Down

Over Side

Dozer Up

Dozer Down

Over Side

Dozer Up

Dozer Down

Over Side

Distance

m

kg

kg

kg

kg

kg

kg

kg

kg

kg

kg

kg

kg

kg

kg

kg

m

4.5

935*

935*

816

3.7

4.0

1038

1152*

738

814

829*

651

4.3

3.5

1039

1124*

739

696

770*

557

4.6

3.0

1175*

1175*

743

795

1192*

563

4.8

2.5

1401*

1401*

1401*

1235*

1235*

743

728

1201*

510

728

1201*

510

5.0

2.0

1688*

1688*

1088

1005

1383*

728

668

1209*

480

668

1209*

480

5.1

1.5

1545

2114*

1095

1005

1523*

705

660

1227*

458

660

1227*

458

5.2

1.0

1493

2384*

1005

960

1653*

675

653

1244*

458

653

1244*

458

5.2

0.5

1433

2584*

968

923

1766*

668

653

1262*

458

653

1262*

458

5.1

0.0

1320

2462*

953

893

1731*

630

653

1262*

465

653

1262*

465

5.0

-0.5

2002*

2002*

1464

1328

2471*

900

870

1697*

630

642

1050*

436

675

1244*

495

4.9

-1.0

1995

2854*

1463

1283

2271*

900

863

1610*

630

720

1235*

533

4.6

-1.5

1995

3484*

1483

1395

2176*

915

891

1450*

601

668

1140*

523

4.5

-2.0

2018

2889*

1506

1412

1834*

931

910

1096*

619

792

1085*

618

4.0

-2.5

1984*

1984*

1542

1274*

1274*

960

947*

947*

810

3.4

 

   

LIFT CAPACITIES - 400MM RUBBER TRACKS, 2700MM BOOM, 1570 DIPPER, NO BUCKET

LIFT CAPACITIES – 400mm RUBBER TRACKS, 2700MM BOOM, 1570mm DIPPER, NO BUCKET. 51R-1

Load Point

2.0m

3.0m

4.0m

5.0m

Capacity at maximum reach

Height

Dozer Up

Dozer Down

Over Side

Dozer Up

Dozer Down

Over Side

Dozer Up

Dozer Down

Over Side

Dozer Up

Dozer Down

Over Side

Dozer Up

Dozer Down

Over Side

Distance

m

kg

kg

kg

kg

kg

kg

kg

kg

kg

kg

kg

kg

kg

kg

kg

m

4.0

787*

787*

649

713*

713*

636

4.0

3.5

809*

809*

657

628*

628*

534

4.4

3.0

853*

853*

698

879*

879*

540

4.5

2.5

905*

905*

690

638

887*

458

4.9

2.0

1244*

1244*

1244*

1001*

1001*

630

585

896*

428

585

896*

428

5.0

1.5

1514*

1514*

953

848

1096*

638

585

922*

443

585

922*

443

5.0

1.0

1253

1636*

908

878

1183*

585

578

931*

405

578

931*

405

5.1

0.5

1215

1844*

863

795

1262*

555

593

957*

413

593

957*

413

5.0

0.0

1223

1949*

848

788

1305*

555

562

848*

397

593

966*

435

4.9

-0.5

1869*

1869*

1230

1163

1888*

810

795

1296*

548

608

966*

443

4.7

-1.0

2115

2627*

1245

1178

1766*

765

765

1183*

540

653

948*

473

4.5

-1.5

2343

3086*

1251

1224

1630*

836

783

1037*

550

628

874*

508

4.3

-2.0

2485*

2485*

1272

1242

1348*

852

840*

840*

615

3.8

-2.5

1578*

1578*

1578*

835*

835*

835*

750*

750*

750*

3.1

 

 
   

LIFT CAPACITIES - 400MM RUBBER TRACKS, 2700MM BOOM, 1450MM DIPPER, NO BUCKET

LIFT CAPACITIES – 400mm RUBBER TRACKS, 2700MM BOOM, 1450mm DIPPER, NO BUCKET. 48Z-1

Load Point

2.0m

3.0m

4.0m

5.0m

Capacity at maximum reach

Height

Dozer Up

Dozer Down

Over Side

Dozer Up

Dozer Down

Over Side

Dozer Up

Dozer Down

Over Side

Dozer Up

Dozer Down

Over Side

Dozer Up

Dozer Down

Over Side

Distance

m

kg

kg

kg

kg

kg

kg

kg

kg

kg

kg

kg

kg

kg

kg

kg

m

4.0

817*

817*

637

3.9

3.5

815*

815*

611

683

666*

526

4.3

3.0

861*

861*

653

705

887*

518

4.4

2.5

1009*

1009*

1009*

905*

905*

638

638

887*

465

4.7

2.0

1244*

1244*

953

966*

966*

615

585

914*

435

4.8

1.5

1427*

1427*

885

810

1044*

570

565

827*

411

585

914*

405

4.8

1.0

1193

1644*

840

803

1148*

555

570

931*

405

570

931*

405

5.0

0.5

1163

1766*

818

765

1175*

540

552

812*

397

570

948*

405

4.9

0.0

1140

1818*

773

743

1227*

540

593

966*

420

4.8

-0.5

1620*

1620*

1217

1125

1818*

758

735

1227*

525

608

957*

443

4.5

-1.0

1913

2332*

1230

1110

1705*

758

720

1114*

518

653

957*

450

4.4

-1.5

1938

2383*

1242

1126

1492*

769

721

926*

507

662

857*

492

4.1

-2.0

1861*

1861*

1270

1110*

1110*

790

814*

814*

614

3.6

-2.5

792*

792*

792*

2.9

 

 
   

LIFT CAPACITIES - 400MM RUBBER TRACKS, 2866MM BOOM, 1820MM DIPPER, NO BUCKET

LIFT CAPACITIES – 400mm RUBBER TRACKS, 2866MM BOOM, 1820mm DIPPER, NO BUCKET. 57C-1

Load Point

2.0m

3.0m

4.0m

5.0m

Capacity at maximum reach

Height

Dozer Up

Dozer Down

Over Side

Dozer Up

Dozer Down

Over Side

Dozer Up

Dozer Down

Over Side

Dozer Up

Dozer Down

Over Side

Dozer Up

Dozer Down

Over Side

Distance

m

kg

kg

kg

kg

kg

kg

kg

kg

kg

kg

kg

kg

kg

kg

kg

m

4.5

793*

793*

793*

761*

761*

761*

4.0

4.0

1037*

1037*

1037*

800

826*

748

4.5

3.5

1025*

1025*

1025*

732

774*

714

4.8

3.0

1088*

1088*

1088*

894

904*

670

929

1114*

668

4.9

2.5

1133*

1133*

1133*

915

1114*

671

864

1118*

623

5.2

2.0

1540*

1540*

1540*

1273*

1273*

949*

908

1148*

666

833

1128*

596

5.3

1.5

1864*

1864*

1447

1399*

1399*

915

902

1189*

641

802

1138*

581

5.4

1.0

1883

2196*

1380

1243

1549*

918

877

1209*

649

781

1131*

563

5.4

0.5

1916

2398*

1307

1221

1618*

893

861

1232*

629

788

1143*

571

5.4

0.0

1817

2483*

1294

1202

1682*

869

869

1253*

632

800

1158*

578

5.3

-0.5

3249*

3249*

2056*

1775

2439*

1214

1171

1680*

830

842

1208*

620

957

1156*

596

5.1

-1.0

3240*

3240*

2240*

1706

2310*

1200

1139

1602*

819

1002

1135*

623

4.9

-1.5

3650

3902*

2238

1782

2221*

1249

1144

1491*

828

697

974*

679

4.7

-2.0

3683

3727*

2264

1796

1952*

1261

1157

1258*

840

806

1063*

778

4.3

-2.5

2862*

2862*

2304

1823

1527*

1286

990*

990*

963

3.7

-3.0

1575*

1575*

1575*

759*

759*

759*

2.9

 
   

OPERATOR ENVIRONMENT

Operator ENVIRONMENT

Machine model

48Z-1

51R-1

55Z-1

57C-1

Cab/canopy height

mm

2551

2561

Cab/canopy height with FOGS guard LEVEL 1

mm

2575

2585

Cab/canopy length

mm

1291

1491

Cab/canopy width

mm

1020

Door aperture width

mm

552

595

SERVICE CAPACITIES

Service Capacities

Machine model

48Z-1

51R-1

55Z-1

57C-1

Fuel tank

ltr

76

Engine coolant

ltr

Stage 3A: 12 / Tier 4: 9.2

Engine oil

ltr

Stage 3A: 9.1 max / Tier 4: 8 max

Hydraulic system

ltr

100

112

Hydraulic tank

ltr

55

62

STANDARD / OPTIONAL EQUIPMENT

Standard Equipment

Fully glazed ROPS & TOPS certified cab with programmable Intermittent wiper with wash/wipe, 3 speed heater/demister with 4 adjustable air vents, Colour LCD display, Digital clock, Internal lockable toolbox, Cup holder, Coat hook, stowage net, 12v accessory socket, Interior light, Full audio/visual warning systems, Auto idle throttle, Below idle system, one touch idle, 4 power bands(light, eco, heavy & heavy plus), ISO servo controls with electro-hydraulic dozer lever, Electro-proportional thumb controlled high flow single acting auxiliary, 10 selectable auxiliary flow rates, Joystick mounted hammer switch, Neutral start, Full control isolation, “2GO” hydraulic isolation, Midback suspension seat, removable floormat, Beacon ready kit, Two speed tracking, Auto-kickdown track motors, 400mm short pitch rubber tracks, Double element air cleaner, Heavy-duty alternator, Heavy-duty battery, Hydraulic slew braking with disc type park brake, ORFS hydraulics, Colour coded hydraulic hoses, 500 hour dig end greasing intervals, Heavy duty boom cylinder guard, Protected boom worklight, Quick release auxiliary couplers, 100% steel bodywork, dedicated tie down and lifting points, JCB Livelink, CESAR datatag (UK only).

Optional Equipment

Air-conditioning with 8 adjustable air vents, Adjustable sunblind, FOPS guard stage 1, 400mm or 550mm steel tracks, 400mm Geo GripRoad Liner tracks, Fan guards, Battery isolator (standard for EU), High back seat or deluxe heated high back air-suspension seat, Radio installation, Electro-proportional thumb controlled low flow auxiliary, Hose burst check valve lifting kit (dozer, boom & dipper), Bucket-to-grab change over valve, Mechanical quickhitch, Hydraulic quickhitch, Hydraulic quickhitch ready pipework, General purpose digging eco buckets, Ditch/grading eco buckets, Hydraulic hammers, Rotating/strobe beacon, Travel alarm, Toolkit, Greasegun & cartridge, Fire extinguisher, Exterior cab mounted mirrors, Interior mirror, Electric refuelling pump, JCB Immobiliser (Unique key or keypad system), Dozer float, 4-way angled dozer blade, Dual pattern controls (ISO/SAE change-over), Thumb ready dipper, Special paint options, LED or Halogen worklights (either, with follow me home function), ROPS & TOPS certified canopy, Tilt rotate ready installation, Media socket, Radio ready kit, Worklight guards (cab), Dipper/crowd Ram guards, Rearview camera, Rearview angled mirror, JCB impact protection front screen, Bushed kingpost, Electronic single-double acting change over valve.

FOR WEB

STATIC DIMENSIONS

STATIC DIMENSIONS

Machine model

48Z-1

51R-1

55Z-1

57C-1

A

Sprocket idler centres

mm

1985

B

Track length on ground

mm

1985

C

Undercarriage overall length – rubber

mm

2490

Undercarriage overall length – steel

mm

2490

D

Kingpost clearance

mm

631

E

Tailswing radius

mm

975

1030

1000

1300

F

Overall width of superstructure

mm

1820

1850

1845

G

Height over cab

mm

2551

2561

H

Ground clearance

mm

300

I

Track gauge

mm

1550

J

Width over tracks

mm

1950

K

Transport length with standard dipper

mm

5353

5349

5518

5495

L

Track height

mm

560

M

Counterweight clearance

mm

618

NOISE AND VIBRATION

NOISE AND VIBRATION – TIER 3 - Perkins Machines

Uncertainty

Measurement conditions

Noise at the operator station (LpA)

77dB

(KpA)

1dB

ISO 6396: 2008

Noise emission from the machine (LwA)

93dB

(KwA)

2dB

ISO 6395: 1988

Hand arm vibration (m/s²)

Tracking duty

2.5

(K)

*

EN ISO 5349-2: 2001 (Based upon a test cycle defined in SAE J 1166)

Low idle and excavating duty

2.5

(K)

*

EN ISO 5349-2: 2001 (Based upon a test cycle defined in SAE J 1166)

Whole body vibration (m/s²)

0.25

(K)

0.13

ISO 2631-1: 1997 (Based upon a test cycle defined in SAE J 1166)

* Based on 50% uncertanity of measurement.

NOISE AND VIBRATION – Tier 4 - Kohler Machines

Uncertainty

Measurement conditions

Noise at the operator station (LpA)

76dB

(KpA)

±1dB

ISO 6396: 2008

Noise emission from the machine (LwA)

96dB

(KwA)

±1dB

ISO 6395: 1988

Hand arm vibration (m/s²)

Tracking duty

2.5

(K)

*

EN ISO 5349-2: 2001 (Based upon a test cycle defined in SAE J 1166)

Low idle and excavating duty

2.5

(K)

*

EN ISO 5349-2: 2001 (Based upon a test cycle defined in SAE J 1166)

Whole body vibration (m/s²)

0.25

(K)

0.13

ISO 2631-1: 1997 (Based upon a test cycle defined in SAE J 1166)

* Based on 50% uncertanity of measurement.

UNDERCARRIAGE

UNDERCARRIAGE

Machine model

48Z-1

51R-1

55Z-1

57C-1

No of top rollers

1

No of bottom rollers

4

Track width rubber (STD)

mm

400

Track width steel

mm

400

Ground bearing pressure (400mm tracks)

kg/cm2

0.30

0.32

0.35

0.36

Ground bearing pressure (550mm tracks)

kg/cm2

0.22

0.23

0.25

0.26

Track tensioning

Grease

Travel speed – low

kph

3

Travel speed – high

kph

4.6

Tractive effort

kN

35.7

36.5

38.1

40

WEIGHTS

Weights

Machine model

48Z-1

51R-1

55Z-1

57C-1

Operating weight* (400mm rubber tracks)

kg

4792

5112

5366

5483

Shipping** weight (400mm rubber tracks)

kg

4662

4982

5236

5353

With FOGs guard – stage 1

kg

+ 16

Aircon (includes FOGS guard-stage 1)

kg

+ 61

+ 66

With steel tracks (400mm)

kg

+ 154

With steel tracks (550mm)

kg

+ 276

With Geo grip tracks (400mm)

kg

+ 176

With 4 way dozer

kg

+ 219

Hydraulic quickhitch installation weight

kg

+ 72.5

* Operating weight to ISO 6016 including cab, rubber tracks, standard dipper, 600mm bucket, full tanks and a 75kg operator.
** Shipping weight to ISO 6016 is mass of the base machine without an operator, with the fuel level at 10% of tank capacity.

FOR WEB

WORKING RANGE

WORKING RANGE

48Z-1

51R-1

55Z-1

57C-1

Dipper length

mm

1450

1570

1820

Boom length

mm

2700

2866

A

Max digging reach

mm

5846

5962

6119

6260

B

Max digging reach on ground

mm

5714

5832

5995

6144

C

Max digging depth – dozer up

mm

3327

3447

3606

3856

Max digging depth – dozer down

mm

3532

3652

3843

4077

D

Max digging height

mm

5387

5473

5664

5846

E

Max dump height

mm

4001

4088

4274

4456

F

Max height to dipper nose pivot pin

mm

4679

4764

4970

5152

G

Max vertical wallcut depth

mm

1971

2069

2052

2254

H

Min front swing radius (no offset)

mm

2599

2631

2641

2608

Min front swing radius (fully offset)

mm

2123

2151

2160

2155

I

Boom swing left

degrees

70

J

Boom swing right

degrees

55

Bucket rotation

degrees

181

Dipper rotation

degrees

121

Bucket tearout

kN

38

42

Dipper tearout

kN

22

21

29

26

Slew speed

rpm

8.3