Indian locomotive class WAP-4
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WAP-4 is one of the most important electric locomotives used in India. It is a highly powerful class capable of hauling 26 coaches at the speed of 160 km/h. It is also the most widely used locomotive.
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[edit] Technical specifications[1]
Manufacturers | Chittoranjan locomotive works |
Traction Motors | Hitachi HS15250 (630 kW, 750 V (New P4 [**67* onwards] are 900 volts), 900 A, 895 rpm. Weight 3500 kg). Axle-hung, nose-suspended, force ventilated, taper roller bearings |
Gear Ratio | 23:58 (One loco, #22559, is said to have a 23:59 ratio.) |
Transformer | 5400 kVA, 32 taps |
Two silicon rectifiers, (ratings?). |
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Axle load | 18.8 t |
Bogies | Co-Co Flexicoil Mark 1 cast bogies; primary and secondary wheel springs with bolsters |
Pantographs | Two Stone India (Calcutta) AM-12. |
Current Ratings | 1000 A for 10 min, 900 A continuous |
[edit] Notes and references
[edit] See also
- Indian Railways
- Indian Locomotives
- Indian Locomotive Class WDM-2
- Indian Locomotive Class WAP-5
- Indian locomotive class WAP-7
- Indian locomotive class WAG-9