description Indian Railways WAP-4 Overview
The Indian Railways WAP-4 is a 25 kV AC electric passenger locomotive introduced in the mid-1990s and manufactured by the Chittaranjan Locomotive Works. It is one of the most numerous and widely utilized passenger locomotive classes on the Indian railway network, designed to haul heavy mainline express trains at speeds up to 140 km/h. The WAP-4 features a Co-Co wheel arrangement and utilizes three-phase asynchronous drive technology, making it a reliable workhorse for major intercity trains like the Rajdhani and Duronto Expresses.
help Indian Railways WAP-4 FAQ
What is the Indian Railways WAP-4 used for?
The WAP-4 is a broad-gauge electric locomotive designed mainly to haul passenger trains. It operates on India's 25 kV AC railway electrification system.
Who built the WAP-4 locomotives?
Indian Railways WAP-4 locomotives were manufactured at Chittaranjan Locomotive Works. The class became one of the most widely used passenger locomotive types on Indian Railways.
When was the WAP-4 introduced?
The WAP-4 entered service in the mid-1990s. It was developed as Indian Railways expanded electric traction for faster and heavier passenger services.
What does WAP-4 mean in Indian locomotive classification?
The WAP code identifies a broad-gauge AC electric passenger locomotive, and the number 4 identifies the class designation. WAP-4 is distinct from freight-focused WAG locomotives such as the WAG-9.
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