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Indian locomotive class WAP-4

The Indian locomotive class WAP-4 is a class of 25 kV AC electric locomotives that was developed in 1993 by Chittaranjan Locomotive Works for Indian Railways. The model name stands for broad gauge (W), AC Current (A), Passenger traffic (P) locomotive, 4th generation (4). They entered service in late 1994. A total of 778 WAP-4 were built at CLW between…

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Axle load
18,800 kg (41,400 lb)
Bogies
Co-Co Flexicoil Mark 90 cast bogies; primary and secondary wheel springs with bolsters
Build date
1993-2015
Builder
Chittaranjan Locomotive Works
Career
CareerOperatorsIndian RailwaysNumbers22061 and from 22201-22399, 22500-22999 & 25000-25051LocaleAll over IndiaDispositionActive
Configuration:

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Overview

History

  • WAP-1 Indian locomotive class WAP-1
  • WAM-4 Indian locomotive class WAM-4
  • WAG-5 Indian locomotive class WAG-5
  • WAP-5 Indian locomotive class WAP-5

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Indian locomotive class WAP-4

Nodes23
Edges22
Triples35
Avg. degree1.91
Density0.086957
Components1

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Indian locomotive class WAP-4

Top relations

Axle load · 1
Indian locomotive class WAP-4 → 18,800 kg (41,400 lb)
Bogies · 1
Indian locomotive class WAP-4 → Co-Co Flexicoil Mark 90 cast bogies; primary and secondary wheel springs with bolsters
Build date · 1
Indian locomotive class WAP-4 → 1993-2015
Builder · 1
Indian locomotive class WAP-4 → Chittaranjan Locomotive Works
Career · 1
Indian locomotive class WAP-4 → CareerOperatorsIndian RailwaysNumbers22061 and from 22201-22399, 22500-22999 & 25000-25051LocaleAll over IndiaDispositionActive
Configuration: · 1
Indian locomotive class WAP-4 → ​
Current pickup · 1
Indian locomotive class WAP-4 → Pantograph
Disposition · 1
Indian locomotive class WAP-4 → Active
Electric system/s · 1
Indian locomotive class WAP-4 → 25 kV 50 Hz AC Overhead
Gauge · 1
Indian locomotive class WAP-4 → 5 ft 6 in (1,676 mm)

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Important terminology

wap-4 locomotives locomotive class indian railways ac motors like passenger mainline also design traction electric rolled 2015 production wap-7 wap-6

Entity relationships Subject–Predicate–Object triples

SubjectPredicateObjectConfidenceSrc
Indian locomotive class WAP-4Axle load18,800 kg (41,400 lb)1.00infobox
Indian locomotive class WAP-4BogiesCo-Co Flexicoil Mark 90 cast bogies; primary and secondary wheel springs with bolsters1.00infobox
Indian locomotive class WAP-4Build date1993-20151.00infobox
Indian locomotive class WAP-4BuilderChittaranjan Locomotive Works1.00infobox
Indian locomotive class WAP-4CareerCareerOperatorsIndian RailwaysNumbers22061 and from 22201-22399, 22500-22999 & 25000-25051LocaleAll over IndiaDispositionActive1.00infobox
Indian locomotive class WAP-4Configuration:1.00infobox
Indian locomotive class WAP-4Current pickupPantograph1.00infobox
Indian locomotive class WAP-4DispositionActive1.00infobox
Indian locomotive class WAP-4Electric system/s25 kV 50 Hz AC Overhead1.00infobox
Indian locomotive class WAP-4Gauge5 ft 6 in (1,676 mm)1.00infobox
Indian locomotive class WAP-4Height4.272 m (14 ft 3⁄16 in)1.00infobox
Indian locomotive class WAP-4Length18.794 m (61 ft 7+29⁄32 in)1.00infobox
Indian locomotive class WAP-4LocaleAll over India1.00infobox
Indian locomotive class WAP-4Loco brakeAir1.00infobox
Indian locomotive class WAP-4Loco weight116,000 kg (256,000 lb)1.00infobox
Indian locomotive class WAP-4Maximum speed140 km/h (87 mph)1.00infobox
Indian locomotive class WAP-4Numbers22061 and from 22201-22399, 22500-22999 & 25000-250511.00infobox
Indian locomotive class WAP-4OperatorsIndian Railways1.00infobox
Indian locomotive class WAP-4Performance figuresPerformance figuresMaximum speed140 km/h (87 mph)Power output: ​ • Continuous5,050 hp (3,766 kW)Tractive effort: ​ • Starting30,800 kgf (302 kN; 68,000 lbf)1.00infobox
Indian locomotive class WAP-4Power output:1.00infobox
Indian locomotive class WAP-4Power typeElectric1.00infobox
Indian locomotive class WAP-4Safety systemsSlip control, Over voltage relay, Main overload relay, Earth Fault Relay, Low Pressure Governor, Brake Cylinder Cutoff Valve, Train parting alarms and No OHE volt relay1.00infobox
Indian locomotive class WAP-4SpecificationsSpecificationsConfiguration: ​ • AARC-C • UICCo'-Co'Gauge5 ft 6 in (1,676 mm)BogiesCo-Co Flexicoil Mark 90 cast bogies; primary and secondary wheel springs with bolstersWheel di…1.00infobox
Indian locomotive class WAP-4Total produced7781.00infobox
Indian locomotive class WAP-4Traction motorsHitachi HS152501.00infobox
Indian locomotive class WAP-4Tractive effort:1.00infobox
Indian locomotive class WAP-4Train brakesAir1.00infobox
Indian locomotive class WAP-4Type and originType and originPower typeElectricBuilderChittaranjan Locomotive WorksBuild date1993-2015Total produced7781.00infobox
Indian locomotive class WAP-4Wheel diameterNew: 1,092 mm (3 ft 7 in) Half worn: .mw-parser-output .frac{white-space:nowrap}.mw-parser-output .frac .num,.mw-parser-output .frac .den{font-size:80%;line-height:0;vertical-al…1.00infobox
Indian locomotive class WAP-4Width3.179 m (10 ft 5+5⁄32 in)1.00infobox

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