Are you asking for Chittaranjan Locomotive Works (CLW)?

Chittaranjan Locomotive Works is a state-owned electric locomotive manufacturer based in India. It is located at Chittaranjan in Asansol. It is one of the largest locomotive manufacturers in the world.

Founded in 1950 the Indian Railway owned industrial unit is named after the Indian freedom-fighter Chittaranjan Das. The manufacturing unit was established at a place close to the Chittaranjan railway station.

Below are the products

-WAP-7 : 6350 hp, 25 kV AC, Broad Gauge (B.G.), passenger locomotive, 140 km/hr, 3-phase technology.

-WAP-5 : 5400 hp, 25 kV AC, Broad Gauge (B.G.), passenger locomotive, 160 km/hr / 200 km/hr, 3-phase technology

-WAG-9 : 6350 hp, 25 kV AC, Broad Gauge (B.G.), freight locomotive,100 km/hr, 3-phase technology

-WAG-7 : 5000 hp, 25 kV AC, Broad Gauge (B.G.), 1.676 m, freight locomotive, 120 km/hr, Tap changer/ DC Traction Motor technology

-WAP-4 : 5350 hp, 25 kV AC, Broad Gauge (B.G.), 1.676 m, passenger locomotive, Max. Operating speed 140 km/hr, Tap changer/ DC Traction Motor technology

Chittaranjan Locomotive Works ( CLW) is a state-owned electric locomotive manufacturer based in India. It is one of the largest locomotive manufacturers in the world.