Test taken from /doc page examples.

January 2019: remove deprecated parameters

edit
| framesize = fs - replaced by  frametype = the type of [[locomotive frame]] (e.g. "Plate frame")
| weight = wt - replaced by ''locoweight'', ''tenderweight'', and ''locotenderweight''
| leadingsize = ldsz -  – replaced by ''leadingdiameter''
| driversize = drivsz - replaced by ''driverdiameter''
| trailingsize = trsz - replaced by ''trailingdiameter''
| topspeed = topsp - replaced by ''maxspeed''
| railroad = rr -  replaced by ''operator'' 
| railroadclass = rrclass – replaced by ''operatorclass''
| roadnumber = roadnr - replaced by ''fleetnumbers''
| image_size = use ''imagesize''
Side by side comparison
{{Infobox locomotive}}{{Infobox locomotive/sandbox}}
test depr parameters
Specifications
Leading dia.12 in
Driver dia.25 in
Trailing dia.15 in
Frame typePlate frame
Total weight1 kg
Performance figures
Maximum speed100 mph
Career
OperatorsABCRR
Classfreight X
NumbersAZ19
test depr parameters
Specifications
Leading dia.12 in
Driver dia.25 in
Trailing dia.15 in
Frame typePlate frame
Total weight1 kg
Performance figures
Maximum speed100 mph
Career
OperatorsABCRR
Classfreight X
NumbersAZ19

All parameters used (223)

edit
Side by side comparison
{{Infobox locomotive}}{{Infobox locomotive/sandbox}}
all 223 parameters
Type and origin
hatnote
Power typepowertype
Designerdesigner
Builderbuilder
Order numberordernumber
Serial numberserialnumber
Modelbuildmodel
Build datebuilddate
Total producedtotalproduction
Rebuilderrebuilder
Rebuild daterebuilddate
Number rebuiltnumberrebuilt
Websitewebsite
Specifications
Configuration:
 • Whytewhytetype
 • AARaarwheels
 • UICuicclass
 • CommonwealthBritishclass
 • GermanDRG type
Driverdriver
Gaugegauge
Truckstrucks
Bogiesbogies
Leading dia.leadingdiameter
Driver dia.driverdiameter
Coupled dia.coupleddiameter
Wheel diameterwheeldiameter
Trailing dia.trailingdiameter
Tender wheelstenderdiameter
Outer carrying wheel diameterouterdiameter
Inner carrying wheel diameterinnerdiameter
Carrying wheel diametercarrydiameter [deprecated]
Minimum curveminimumcurve
Wheelbasewheelbase ​
 • Axle spacing
(Asymmetrical)
wheelspacing
 • Engineengine total
 • Leadingleading
 • Driversdrivers
 • Coupledcoupled
 • Trailingtrailing
 • Trucktruck
 • Bogiebogie
 • Tendertender total
 • Tender trucktendertruck
 • Tender bogietenderbogie
 • Overalloverallwheelbase
 • incl. tenderwheelbasewithtender
Rack systemracksystem
Driving cogwheelsdrivingcogwheels
Braking cogwheelsbrakingcogwheels
Cogwheel sizecogwheelsize
Pivot centrespivotcentres
Pivot pitchpivotpitch [deprecated]
Panto shoespantoshoecentres
Length:
 • Over couplersover couplers
 • Over headstocksover headstocks
 • Over beamsover bufferbeams
 • Over bodybody
 • Over buffersover buffers
Widthwidth
Height:
 • Pantographpantodown
 • Body heightbodyonly
Frame typeframetype
Axle loadaxleload ​
 • Leadingleadingbogie/pony
 • Coupledcoupled all
 • 1st coupledcoupled 1
 • 2nd coupledcoupled 2
 • 3rd coupledcoupled 3
 • 4th coupledcoupled 4
 • 5th coupledcoupled 5
 • 6th coupledcoupled 6
 • 7th coupledcoupled 7
 • 8th coupledcoupled 8
 • Trailingtrail bogie/pony
 • Tender bogietenderbogieload
 • Tender axletenderaxle
Adhesive weightweightondrivers
Empty weightemptyweight
Working weight[deprecated]
Service weightserviceweight
Loco weightlocoweight
Tender weighttenderweight
Total weightlocotenderweight
Tender typetendertype
Fuel typefueltype
Fuel capacityfuelcap
Lubricant cap.lubecap
Coolant cap.coolantcap
Water cap.watercap
Tender cap.tendercap
Sandbox cap.sandcap
Fuel consumptionconsumption
Water consumptionwatercons
Power supplypowersupply
Electric system/selectricsystem
Current pickup(s)collectionmethod
Traction batteriestractionbatteries
Rangerange
Capacitycapcity
Prime moverprimemover
RPM rangerpmrange ​
 • RPM low idlerpmrange low
 • RPM idlerpmrange idle
 • Nominal RPMrpmnominal [deprecated]
 • Maximum RPMrpmrange max
Engine typeenginetype
Aspirationaspiration
Displacementdisplacement
Alternatoralternator
Generatorgenerator
Traction motorstractionmotors ​
 • Rating 1 hourt/m amps 1 hr
 • Continuoust/m amps cont
Head end powerheadendpower
Firebox:
 • Typefireboxtype
 • Grate areafirearea
Boiler:
 • Modelboiler
 • Typeboilertype
 • Pitchpitch
 • Diameterdiameterinside
 • Tube plateslengthinside
 • Small tubessmalltubediameter
 • Large tubeslargetubediameter
No. of heating tubesheatingtubes [deprecated]
No. of smoke tubessmoketubes [deprecated]
Heating tube lengthheatingtubelength [deprecated]
Boiler pressureboilerpressure
Safety valvesafetyvalvetype
Feedwater heaterfeedwaterheater
Heating surface:
 • Fireboxfireboxarea
 • Radiativeradiativearea [deprecated]
 • Tubestubearea
 • Arch tubesarcharea
 • Fluesfluearea
 • Tubes and fluestubesandflues
 • Evaporativeevaporativearea [deprecated]
 • Total surfacetotalsurface
Superheater:
 • Typesuperheatertype
 • Heating areasuperheaterarea
Cylinderscylindercount
Cylinder sizecylindersize
Front cylinderfrontcylindersize
Rear cylinderrearcylindersize
High-pressure cylinderhpcylindersize
Low-pressure cylinderlpcylindersize
Piston strokepistonstroke
Cogwheel drive cylinder borecogwheelstoke
Cogwheel drive piston strokecogwheelstroke
Cylinder pressurecylinderpressure
Valve gearvalvegear
Valve typevalvetype
Valve travelvalvetravel
Valve lapvalvelap
Valve leadvalvelead
Transmissiontransmission
Transmission modeltransmodel
Running stepsrunningsteps
Running step switchrunningstepswitch
Gear ratiogear ratio
MU workingmultipleworking
Train controltraincontrol
Train heatingtrainheating
Loco brakelocobrakes
Train brakestrainbrakes
Auxiliary brakeauxbrake [deprecated]
Parking brakeparkingbrake [deprecated]
Train protectiontrainprotection [deprecated]
Anti-skid protectionantiskid
Air tank cap.reservoircap
Compressorcompressorcap
Exhausterexhaustercap
Safety systemssafety
Couplerscoupling
Performance figures
Maximum speedmaxspeed
Indicated powerindicatedpower
Installed powerinstalledpower [deprecated]
Power output:
 • Startingpoweroutput start
 • 1 hourpoweroutput 1 hr
 • Continuouspoweroutput cont
Power indexpowerindex
Tractive effort:
 • Startingt/e starting
 • 1 hourt/e 1 hr
 • Continuoust/e continuous
Maximum inclinemaxincline
Accelerationacceleration
Decelerationdeceleration
Factor of adh.:
 • Startingf/adh starting
 • 1 hourf/adh 1 hr
 • Continuousf/adh continuous
Brakeforcelocobrakeforce
Dynamic brake peak effortdynamicpeakeffort
Career
Operatorsoperator
Classoperatorclass
Power classpowerclass
Number in classnuminclass
Numbersfleetnumbers
Official nameofficialname
Nicknamesnicknames
Axle load classaxleloadclass
Localelocale
Delivereddeliverydate
First runfirstrundate
Last runlastrundate
Retiredretiredate
Withdrawnwithdrawndate
Preservedpreservedunits
Restoredrestoredate
Scrappedscrapdate
Current ownercurrentowner
Dispositiondisposition
notes
all 223 parameters
Type and origin
hatnote
Power typepowertype
Designerdesigner
Builderbuilder
Order numberordernumber
Serial numberserialnumber
Modelbuildmodel
Build datebuilddate
Total producedtotalproduction
Rebuilderrebuilder
Rebuild daterebuilddate
Number rebuiltnumberrebuilt
Websitewebsite
Specifications
Configuration:
 • Whytewhytetype
 • AARaarwheels
 • UICuicclass
 • CommonwealthBritishclass
 • GermanDRG type
Driverdriver
Gaugegauge
Truckstrucks
Bogiesbogies
Leading dia.leadingdiameter
Driver dia.driverdiameter
Coupled dia.coupleddiameter
Wheel diameterwheeldiameter
Trailing dia.trailingdiameter
Tender wheelstenderdiameter
Outer carrying wheel diameterouterdiameter
Inner carrying wheel diameterinnerdiameter
Carrying wheel diametercarrydiameter [deprecated]
Minimum curveminimumcurve
Wheelbasewheelbase ​
 • Axle spacing
(Asymmetrical)
wheelspacing
 • Engineengine total
 • Leadingleading
 • Driversdrivers
 • Coupledcoupled
 • Trailingtrailing
 • Trucktruck
 • Bogiebogie
 • Tendertender total
 • Tender trucktendertruck
 • Tender bogietenderbogie
 • Overalloverallwheelbase
 • incl. tenderwheelbasewithtender
Rack systemracksystem
Driving cogwheelsdrivingcogwheels
Braking cogwheelsbrakingcogwheels
Cogwheel sizecogwheelsize
Pivot centrespivotcentres
Pivot pitchpivotpitch [deprecated]
Panto shoespantoshoecentres
Length:
 • Over couplersover couplers
 • Over headstocksover headstocks
 • Over beamsover bufferbeams
 • Over bodybody
 • Over buffersover buffers
Widthwidth
Height:
 • Pantographpantodown
 • Body heightbodyonly
Frame typeframetype
Axle loadaxleload ​
 • Leadingleadingbogie/pony
 • Coupledcoupled all
 • 1st coupledcoupled 1
 • 2nd coupledcoupled 2
 • 3rd coupledcoupled 3
 • 4th coupledcoupled 4
 • 5th coupledcoupled 5
 • 6th coupledcoupled 6
 • 7th coupledcoupled 7
 • 8th coupledcoupled 8
 • Trailingtrail bogie/pony
 • Tender bogietenderbogieload
 • Tender axletenderaxle
Adhesive weightweightondrivers
Empty weightemptyweight
Working weight[deprecated]
Service weightserviceweight
Loco weightlocoweight
Tender weighttenderweight
Total weightlocotenderweight
Tender typetendertype
Fuel typefueltype
Fuel capacityfuelcap
Lubricant cap.lubecap
Coolant cap.coolantcap
Water cap.watercap
Tender cap.tendercap
Sandbox cap.sandcap
Fuel consumptionconsumption
Water consumptionwatercons
Power supplypowersupply
Electric system/selectricsystem
Current pickup(s)collectionmethod
Traction batteriestractionbatteries
Rangerange
Capacitycapcity
Prime moverprimemover
RPM rangerpmrange ​
 • RPM low idlerpmrange low
 • RPM idlerpmrange idle
 • Nominal RPMrpmnominal [deprecated]
 • Maximum RPMrpmrange max
Engine typeenginetype
Aspirationaspiration
Displacementdisplacement
Alternatoralternator
Generatorgenerator
Traction motorstractionmotors ​
 • Rating 1 hourt/m amps 1 hr
 • Continuoust/m amps cont
Head end powerheadendpower
Firebox:
 • Typefireboxtype
 • Grate areafirearea
Boiler:
 • Modelboiler
 • Typeboilertype
 • Pitchpitch
 • Diameterdiameterinside
 • Tube plateslengthinside
 • Small tubessmalltubediameter
 • Large tubeslargetubediameter
No. of heating tubesheatingtubes [deprecated]
No. of smoke tubessmoketubes [deprecated]
Heating tube lengthheatingtubelength [deprecated]
Boiler pressureboilerpressure
Safety valvesafetyvalvetype
Feedwater heaterfeedwaterheater
Heating surface:
 • Fireboxfireboxarea
 • Radiativeradiativearea [deprecated]
 • Tubestubearea
 • Arch tubesarcharea
 • Fluesfluearea
 • Tubes and fluestubesandflues
 • Evaporativeevaporativearea [deprecated]
 • Total surfacetotalsurface
Superheater:
 • Typesuperheatertype
 • Heating areasuperheaterarea
Cylinderscylindercount
Cylinder sizecylindersize
Front cylinderfrontcylindersize
Rear cylinderrearcylindersize
High-pressure cylinderhpcylindersize
Low-pressure cylinderlpcylindersize
Piston strokepistonstroke
Cogwheel drive cylinder borecogwheelstoke
Cogwheel drive piston strokecogwheelstroke
Cylinder pressurecylinderpressure
Valve gearvalvegear
Valve typevalvetype
Valve travelvalvetravel
Valve lapvalvelap
Valve leadvalvelead
Transmissiontransmission
Transmission modeltransmodel
Running stepsrunningsteps
Running step switchrunningstepswitch
Gear ratiogear ratio
MU workingmultipleworking
Train controltraincontrol
Train heatingtrainheating
Loco brakelocobrakes
Train brakestrainbrakes
Auxiliary brakeauxbrake [deprecated]
Parking brakeparkingbrake [deprecated]
Train protectiontrainprotection [deprecated]
Anti-skid protectionantiskid
Air tank cap.reservoircap
Compressorcompressorcap
Exhausterexhaustercap
Safety systemssafety
Couplerscoupling
Performance figures
Maximum speedmaxspeed
Indicated powerindicatedpower
Installed powerinstalledpower [deprecated]
Power output:
 • Startingpoweroutput start
 • 1 hourpoweroutput 1 hr
 • Continuouspoweroutput cont
Power indexpowerindex
Tractive effort:
 • Startingt/e starting
 • 1 hourt/e 1 hr
 • Continuoust/e continuous
Maximum inclinemaxincline
Accelerationacceleration
Decelerationdeceleration
Factor of adh.:
 • Startingf/adh starting
 • 1 hourf/adh 1 hr
 • Continuousf/adh continuous
Brakeforcelocobrakeforce
Dynamic brake peak effortdynamicpeakeffort
Career
Operatorsoperator
Classoperatorclass
Power classpowerclass
Number in classnuminclass
Numbersfleetnumbers
Official nameofficialname
Nicknamesnicknames
Axle load classaxleloadclass
Localelocale
Delivereddeliverydate
First runfirstrundate
Last runlastrundate
Retiredretiredate
Withdrawnwithdrawndate
Preservedpreservedunits
Restoredrestoredate
Scrappedscrapdate
Current ownercurrentowner
Dispositiondisposition
notes

Length check

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| length           = 
| over couplers    = 
| over bufferbeams = 
| body             = 
| pivotcentres     =
Side by side comparison
{{Infobox locomotive}}{{Infobox locomotive/sandbox}}
length #1 (length)
Specifications
Length10m
length #1 (length)
Specifications
Length10m
Side by side comparison
{{Infobox locomotive}}{{Infobox locomotive/sandbox}}
length #2 (body)
Specifications
Length:
 • Over body2m
length #2 (body)
Specifications
Length:
 • Over body2m
Side by side comparison
{{Infobox locomotive}}{{Infobox locomotive/sandbox}}
length #3 (length + body)
Specifications
Length:
 • Over body2m
length #3 (length + body)
Specifications
Length:
 • Over body2m
Side by side comparison
{{Infobox locomotive}}{{Infobox locomotive/sandbox}}
length #all
Specifications
Pivot centres5m
Pivot pitch5m
Length:
 • Over couplers2m
 • Over headstocks3m
 • Over beams3m
 • Over body4m
 • Over buffers3.3 m
length #all
Specifications
Pivot centres5m
Pivot pitch5m
Length:
 • Over couplers2m
 • Over headstocks3m
 • Over beams3m
 • Over body4m
 • Over buffers3.3 m

variants

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Side by side comparison
{{Infobox locomotive}}{{Infobox locomotive/sandbox}}
length #all/not cpl
Specifications
Pivot centres5m
Length:
 • Over headstocks3m
 • Over body4m
length #all/not cpl
Specifications
Pivot centres5m
Length:
 • Over headstocks3m
 • Over body4m
Side by side comparison
{{Infobox locomotive}}{{Infobox locomotive/sandbox}}
length #all/not len
Specifications
Pivot centres5m
Length:
 • Over couplers2m
 • Over headstocks3m
 • Over body4m
 • Over buffers3.3 m
length #all/not len
Specifications
Pivot centres5m
Length:
 • Over couplers2m
 • Over headstocks3m
 • Over body4m
 • Over buffers3.3 m
Side by side comparison
{{Infobox locomotive}}{{Infobox locomotive/sandbox}}
length #all/not pivots
Specifications
Length:
 • Over couplers2m
 • Over headstocks3m
 • Over body4m
 • Over buffers3.3 m
length #all/not pivots
Specifications
Length:
 • Over couplers2m
 • Over headstocks3m
 • Over body4m
 • Over buffers3.3 m
Side by side comparison
{{Infobox locomotive}}{{Infobox locomotive/sandbox}}
length #all/not len, pivots
Specifications
Length:
 • Over couplers2m
 • Over headstocks3m
 • Over body4m
 • Over buffers3.3 m
length #all/not len, pivots
Specifications
Length:
 • Over couplers2m
 • Over headstocks3m
 • Over body4m
 • Over buffers3.3 m

Boiler area check

edit
Side by side comparison
{{Infobox locomotive}}{{Infobox locomotive/sandbox}}
totalsurface only
Specifications
Feedwater heaternone
Heating surface202 m²
CylindersTwo
totalsurface only
Specifications
Feedwater heaternone
Heating surface202 m²
CylindersTwo
Side by side comparison
{{Infobox locomotive}}{{Infobox locomotive/sandbox}}
additional parameters
Specifications
Feedwater heaternone
Heating surface:
 • Firebox2 m²
 • Tubes and flues200 m²
 • Total surface202 m²
CylindersTwo
additional parameters
Specifications
Feedwater heaternone
Heating surface:
 • Firebox2 m²
 • Tubes and flues200 m²
 • Total surface202 m²
CylindersTwo
Side by side comparison
{{Infobox locomotive}}{{Infobox locomotive/sandbox}}
totalsurface missing
Specifications
Feedwater heaternone
Heating surface:
 • Firebox2 m²
 • Tubes and flues200 m²
CylindersTwo
totalsurface missing
Specifications
Feedwater heaternone
Heating surface:
 • Firebox2 m²
 • Tubes and flues200 m²
CylindersTwo
Side by side comparison
{{Infobox locomotive}}{{Infobox locomotive/sandbox}}
section missing
(false positive test)
Specifications
Feedwater heaternone
CylindersTwo
section missing
(false positive test)
Specifications
Feedwater heaternone
CylindersTwo

EMD GP30

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Side by side comparison
{{Infobox locomotive}}{{Infobox locomotive/sandbox}}
EMD GP30
Type and origin
Power typeDiesel-electric
BuilderGM Electro-Motive Division (EMD)
General Motors Diesel (GMD)
ModelGP30
Build dateJuly 1961 – November 1963
Total produced948
Specifications
Configuration:
 • AARB-B
 • UICBo′Bo′
Length56 ft 2 in (17.12 m)
Loco weight253,000 lb (115,000 kg)
Fuel capacityStandard: 1,700 US gal (6,400 L; 1,400 imp gal),
Optional: 2,600 US gallons (9,800 L; 2,200 imp gal)
Lubricant cap.200 US gal (760 L; 170 imp gal)
Coolant cap.240 US gal (910 L; 200 imp gal)
Sandbox cap.18 cu ft (0.51 m3)
Prime moverEMD 567D3
Engine typeTwo-stroke V16 diesel
AspirationTurbocharger
Displacement9,072 cu in (148.66 L)
GeneratorEMD D-32
Traction motorsEMD D67B (4)
Cylinders16
Cylinder size8+12 in × 10 in (216 mm × 254 mm)
TransmissionDiesel electric
Loco brakeSchedule 26L Straight air, optional: dynamic
Performance figures
Maximum speed78 mph (126 km/h)
Power output2,250 hp (1,680 kW)
Tractive effort63,375 lbf (281.9 kN)
Career
LocaleNorth America
EMD GP30
Type and origin
Power typeDiesel-electric
BuilderGM Electro-Motive Division (EMD)
General Motors Diesel (GMD)
ModelGP30
Build dateJuly 1961 – November 1963
Total produced948
Specifications
Configuration:
 • AARB-B
 • UICBo′Bo′
Length56 ft 2 in (17.12 m)
Loco weight253,000 lb (115,000 kg)
Fuel capacityStandard: 1,700 US gal (6,400 L; 1,400 imp gal),
Optional: 2,600 US gallons (9,800 L; 2,200 imp gal)
Lubricant cap.200 US gal (760 L; 170 imp gal)
Coolant cap.240 US gal (910 L; 200 imp gal)
Sandbox cap.18 cu ft (0.51 m3)
Prime moverEMD 567D3
Engine typeTwo-stroke V16 diesel
AspirationTurbocharger
Displacement9,072 cu in (148.66 L)
GeneratorEMD D-32
Traction motorsEMD D67B (4)
Cylinders16
Cylinder size8+12 in × 10 in (216 mm × 254 mm)
TransmissionDiesel electric
Loco brakeSchedule 26L Straight air, optional: dynamic
Performance figures
Maximum speed78 mph (126 km/h)
Power output2,250 hp (1,680 kW)
Tractive effort63,375 lbf (281.9 kN)
Career
LocaleNorth America

John Bull

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Side by side comparison
{{Infobox locomotive}}{{Infobox locomotive/sandbox}}
John Bull
John Bull, c. 1895
Type and origin
Power typeSteam
BuilderRobert Stephenson and Company
Build date1831 (1831)
Specifications
Configuration:
 • Whyte4-2-0 (built by Stephenson as an 0-4-0)
 • UIC1'1A (built as B)
Gauge4 ft 8+12 in (1,435 mm)
Driver dia.4 ft 6 in (1.37 m)
Wheelbase4 ft 11 in (1.50 m)
between driving axles
Length14 ft 9 in (4.50 m) — frame
Width6 ft 3 in (1.91 m) — frame
Loco weight10 ton
Firebox:
 • Grate area10.07 square feet (0.936 m2)
Boiler2 ft 6 in (0.76 m) diameter ×
6 ft 9 in (2.06 m) length
Heating surface213 sq ft (19.8 m2)
Cylinder size9 in (23 cm) diameter ×
20 in (51 cm) stroke
Career
OperatorsCamden and Amboy Railroad,
Pennsylvania Railroad (initial preservation)
Numbers1
Official nameStevens (after C&A president Robert L. Stevens)
Delivered4 September 1831
First run15 September 1831
Retired1866
Restored15 September 1981
Current ownerSmithsonian Institution
DispositionStatic display at the National Museum of American History
John Bull
John Bull, c. 1895
Type and origin
Power typeSteam
BuilderRobert Stephenson and Company
Build date1831 (1831)
Specifications
Configuration:
 • Whyte4-2-0 (built by Stephenson as an 0-4-0)
 • UIC1'1A (built as B)
Gauge4 ft 8+12 in (1,435 mm)
Driver dia.4 ft 6 in (1.37 m)
Wheelbase4 ft 11 in (1.50 m)
between driving axles
Length14 ft 9 in (4.50 m) — frame
Width6 ft 3 in (1.91 m) — frame
Loco weight10 ton
Firebox:
 • Grate area10.07 square feet (0.936 m2)
Boiler2 ft 6 in (0.76 m) diameter ×
6 ft 9 in (2.06 m) length
Heating surface213 sq ft (19.8 m2)
Cylinder size9 in (23 cm) diameter ×
20 in (51 cm) stroke
Career
OperatorsCamden and Amboy Railroad,
Pennsylvania Railroad (initial preservation)
Numbers1
Official nameStevens (after C&A president Robert L. Stevens)
Delivered4 September 1831
First run15 September 1831
Retired1866
Restored15 September 1981
Current ownerSmithsonian Institution
DispositionStatic display at the National Museum of American History

South African Class 4E

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Side by side comparison
{{Infobox locomotive}}{{Infobox locomotive/sandbox}}
South African Class 4E
No. E238 at the Salt River Depot, Cape Town, 7 January 1966
Type and origin
Power typeElectric
DesignerGeneral Electric Company
BuilderNorth British Locomotive Company
Serial number26859-26898
ModelGEC 4E
Build date1952-1953
Total produced40
Specifications
Configuration:
 • AAR1-C+C-1
 • UIC(1Co)(Co1)
Gauge3 ft 6 in (1,067 mm) Cape gauge
Leading dia.762 mm (30 in)
Wheel diameter1,295 mm (51 in)
Wheelbase18,390 mm (60 ft 4 in) ​
 • Axle spacing
(Asymmetrical)
1-2: 2,337 mm (7 ft 8 in)
2-3: 2,286 mm (7 ft 6 in)
 • Bogie6,833 mm (22 ft 5 in)
Pivot centres10,795 mm (35 ft 5 in)
Panto shoes14,122 mm (46 ft 4 in)
Length:
 • Over couplers21,844 mm (71 ft 8 in)
Height:
 • Pantograph4,140 mm (13 ft 7 in)
 • Body height3,924 mm (12 ft 10 in)
Axle load21,845 kg (48,160 lb) ​
 • Leading13,209 kg (29,121 lb)
Adhesive weight131,070 kg (288,960 lb)
Loco weight157,488 kg (347,202 lb)
Power supplyCatenary
Current pickup(s)Pantographs
Traction motorsSix GEC WT580 ​
 • Rating 1 hour377 kW (506 hp)
 • Continuous313 kW (420 hp)
Gear ratio21/75
Loco brakeRegenerative
Train brakesAir & Vacuum
CouplersAAR knuckle
Performance figures
Maximum speed97 km/h (60 mph)
Power output:
 • 1 hour2,262 kW (3,033 hp)
 • Continuous1,878 kW (2,518 hp)
Tractive effort:
 • Starting322 kN (72,000 lbf)
 • 1 hour185 kN (42,000 lbf)
 • Continuous141 kN (32,000 lbf)
Career
OperatorsSouth African Railways
ClassClass 4E
Power class3 kV DC
Number in class40
NumbersE219-E258
NicknamesGroen Mamba (Green Mamba)
Groot Mamba (Large Mamba)
Delivered1952-1954
First run1952
South African Class 4E
No. E238 at the Salt River Depot, Cape Town, 7 January 1966
Type and origin
Power typeElectric
DesignerGeneral Electric Company
BuilderNorth British Locomotive Company
Serial number26859-26898
ModelGEC 4E
Build date1952-1953
Total produced40
Specifications
Configuration:
 • AAR1-C+C-1
 • UIC(1Co)(Co1)
Gauge3 ft 6 in (1,067 mm) Cape gauge
Leading dia.762 mm (30 in)
Wheel diameter1,295 mm (51 in)
Wheelbase18,390 mm (60 ft 4 in) ​
 • Axle spacing
(Asymmetrical)
1-2: 2,337 mm (7 ft 8 in)
2-3: 2,286 mm (7 ft 6 in)
 • Bogie6,833 mm (22 ft 5 in)
Pivot centres10,795 mm (35 ft 5 in)
Panto shoes14,122 mm (46 ft 4 in)
Length:
 • Over couplers21,844 mm (71 ft 8 in)
Height:
 • Pantograph4,140 mm (13 ft 7 in)
 • Body height3,924 mm (12 ft 10 in)
Axle load21,845 kg (48,160 lb) ​
 • Leading13,209 kg (29,121 lb)
Adhesive weight131,070 kg (288,960 lb)
Loco weight157,488 kg (347,202 lb)
Power supplyCatenary
Current pickup(s)Pantographs
Traction motorsSix GEC WT580 ​
 • Rating 1 hour377 kW (506 hp)
 • Continuous313 kW (420 hp)
Gear ratio21/75
Loco brakeRegenerative
Train brakesAir & Vacuum
CouplersAAR knuckle
Performance figures
Maximum speed97 km/h (60 mph)
Power output:
 • 1 hour2,262 kW (3,033 hp)
 • Continuous1,878 kW (2,518 hp)
Tractive effort:
 • Starting322 kN (72,000 lbf)
 • 1 hour185 kN (42,000 lbf)
 • Continuous141 kN (32,000 lbf)
Career
OperatorsSouth African Railways
ClassClass 4E
Power class3 kV DC
Number in class40
NumbersE219-E258
NicknamesGroen Mamba (Green Mamba)
Groot Mamba (Large Mamba)
Delivered1952-1954
First run1952

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Side by side comparison
{{Infobox locomotive}}{{Infobox locomotive/sandbox}}
John Bull
John Bull, c. 1895
Type and origin
Power typeSteam
BuilderRobert Stephenson and Company
Build date1831 (1831)
Specifications
Configuration:
 • Whyte4-2-0 (built by Stephenson as an 0-4-0)
 • UIC1'1A (built as B)
Gauge4 ft 8+12 in (1,435 mm)
Driver dia.4 ft 6 in (1.37 m)
Wheelbase4 ft 11 in (1.50 m)
between driving axles
Length14 ft 9 in (4.50 m) — frame
Width6 ft 3 in (1.91 m) — frame
Loco weight10 ton
Firebox:
 • Grate area10.07 square feet (0.936 m2)
Boiler2 ft 6 in (0.76 m) diameter ×
6 ft 9 in (2.06 m) length
Heating surface213 sq ft (19.8 m2)
Cylinder sizeold 9 in (23 cm) diameter ×
20 in (51 cm) stroke
Piston stroke20 in (51 cm)
Career
OperatorsCamden and Amboy Railroad,
Pennsylvania Railroad (initial preservation)
Numbers1
Official nameStevens (after C&A president Robert L. Stevens)
Delivered4 September 1831
First run15 September 1831
Retired1866
Restored15 September 1981
Current ownerSmithsonian Institution
DispositionStatic display at the National Museum of American History
John Bull
John Bull, c. 1895
Type and origin
Power typeSteam
BuilderRobert Stephenson and Company
Build date1831 (1831)
Specifications
Configuration:
 • Whyte4-2-0 (built by Stephenson as an 0-4-0)
 • UIC1'1A (built as B)
Gauge4 ft 8+12 in (1,435 mm)
Driver dia.4 ft 6 in (1.37 m)
Wheelbase4 ft 11 in (1.50 m)
between driving axles
Length14 ft 9 in (4.50 m) — frame
Width6 ft 3 in (1.91 m) — frame
Loco weight10 ton
Firebox:
 • Grate area10.07 square feet (0.936 m2)
Boiler2 ft 6 in (0.76 m) diameter ×
6 ft 9 in (2.06 m) length
Heating surface213 sq ft (19.8 m2)
Cylinder sizeold 9 in (23 cm) diameter ×
20 in (51 cm) stroke
Piston stroke20 in (51 cm)
Career
OperatorsCamden and Amboy Railroad,
Pennsylvania Railroad (initial preservation)
Numbers1
Official nameStevens (after C&A president Robert L. Stevens)
Delivered4 September 1831
First run15 September 1831
Retired1866
Restored15 September 1981
Current ownerSmithsonian Institution
DispositionStatic display at the National Museum of American History