The WDS-4 is a class of diesel-hydraulic locomotive used by Indian Railways for shunting and departmental operations. The model name stands for broad gauge (W ), Diesel (D ), Shunting (S ) engine. The WDS-4 was once used all over India but most have now been scrapped or condemned from active service.
Indian locomotive class WDS-4 A WDS-4 Preserved at Valsad Railway station
Type and origin Power type Diesel-hydraulic Builder Chittaranjan Locomotive Works Build date 1967–1990 Total produced WDS-4: 27WDS-4A: 5WDS-4B: 450+WDS-4C: 7WDS-4D: 120+Total: 662Rebuilder BLW
Specifications Configuration: • UIC C • Commonwealth 0-6-0dh Gauge 1,676 mm (5 ft 6 in )Loco weight 60 tonnes (59 long tons; 66 short tons) Fuel type Diesel
Performance figures Maximum speed Mainline gear: 60–65 km/h (37–40 mph)Shunting: 25–38 km/h (16–24 mph)Power output 600–700 hp (450–520 kW) Tractive effort Mainline gear: 9,500–16,700 kgf (93,000–164,000 N; 21,000–37,000 lbf)Shunting: 18,000 kgf (180,000 N; 40,000 lbf)
Career Operators Indian Railways Numbers 19057…19732 Locale All over Indian Railways, some leased/sold to private industry
Zone
Name
Shed Code
Quantity
Northern Railway
Shakurbasti
SSB
1
Rashtriya Chemical & Fertilizers
RCF
2
Total Locomotives in Service as of April 2023 [1]
3