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 1993 and 2015, which made them the most numerous class of mainline electric passenger locomotive until the WAP-7.
The Indian locomotive class WAG-9 is a class of 25 kV AC electric locomotives that was developed in 1995 by ABB for Indian Railways. The model name stands for broad gauge (W), AC Current (A), Goods traffic (G), 9th generation (9) locomotive. They entered service in 1996. A total of 5140 WAG-9 have been built at Chittaranjan Locomotive Works (CLW), with more units being built at Banaras Locomotive Works (BLW), Bharat Heavy Electricals Limited (BHEL) and Patiala Locomotive Works (PLW). It was the most powerful freight locomotive of its fleet until the formal introduction of the WAG-12.
The Indian locomotive class WAG-7 is a class of 25 kV AC electric locomotives that was developed in 1990 by Chittaranjan Locomotive Works for Indian Railways. The model name stands for broad gauge (W), alternating current (A), goods traffic (G) engine, 7th generation (7). They entered service in 1992. A total of 1970 WAG-7 were built at CLW and BHEL between 1990 and 2015, which made them the most numerous class of mainline electric locomotive till its successor the WAG-9.
The Indian locomotive class WAM-4 is a class of 25 kV AC electric locomotives that was developed in 1970 by Chittaranjan Locomotive Works for Indian Railways. The model name stands for broad gauge (W), alternating current (A), mixed traffic (M) locomotive, 4th generation (4). They entered service in March 1971. A total of 500 WAM-4 were built at CLW between 1970 and 1983, which made them the most numerous class of mainline electric locomotive till its successor the WAG-5.
The Indian locomotive class WCAM-1 is a class of Bi-current electric locomotives that was developed in 1973 by Chittaranjan Locomotive Works for Indian Railways. The model name stands for broad gauge (W), DC Current (C), AC Current (A), Mixed traffic (M) locomotive, 1st generation (1). They entered service in March 1973. A total of 53 WCAM-1 were built at CLW between 1973 and 1979, which made them the most numerous class of mainline dual-power AC-DC electric locomotive.
The Indian locomotive class WCAM-2 is a class of dual-power AC/DC series electric locomotives that was developed in 1995 by Bharat Heavy Electricals Limited used in the Indian Railways system. They are the second locomotive from the WCAM class. The model name stands for broad gauge (W), DC Current (C), AC Current (A), Mixed traffic (M) locomotive, 2nd generation (2). They entered service in 1995. A total of 20 WCAM-2 were built at BHEL between 1995 and 1996, which made them the most numerous class of mainline dual-power AC-DC electric locomotive. They use the same motors as WCAM 1 but with different circuitry and gearing. They are operational in routes around Mumbai. MU operation was possible with 3 units. WCAM-2P was the passenger-oriented version of the WCAM-2 class. However, they perform better than the WCAM 1 series.
The Indian locomotive class WCAM–3 is a class of dual-power AC/DC series electric locomotives That was developed in 1997 by Bharat Heavy Electricals Limited used in the Indian Railways system. They are the third locomotives from the WCAM class. The model name stands for broad gauge (W), DC Current (C), AC Current (A), Mixed traffic (M) locomotive, 3rd generation (3). They entered service in 1997. A total of 53 WCAM-3 were built at BHEL between 1997 and 1998, which made them the most numerous class of mainline dual-power AC-DC electric locomotive. They were specifically designed for use by Central Railways in the Ghat section towards Nashik and Pune.
The Indian locomotive class WAP-1 is a class of 25 kV AC electric locomotives that was developed in 1980 by Chittaranjan Locomotive Works for Indian Railways. The model name stands for broad gauge (W), AC Current (A), Passenger traffic (P) locomotive, 1st generation (1). They entered service in late 1981. A total of 65 WAP-1 were built at CLW between 1980 and 1996, which made them the most numerous class of mainline electric passenger locomotive until its successor, the WAP-4.
The Indian locomotive class WCG-2 is a class of 1.5 kV DC electric locomotives that was developed in the late 1960s by Research Design and Standards Organisation (RDSO) and Chittaranjan Locomotive Works (CLW) for Indian Railways. The model name stands for broad gauge (W), DC Current (C), Goods traffic (G) engine, 2nd generation (2). They entered service in February 1971. A total of 57 WCG-2 were built at CLW between 1978 and 1983, which made them the most numerous class of DC electric locomotive.
The Indian locomotive class WAM-1 was a class of 25 kV AC electric locomotives that was developed in the late 1950s by the Groupement 50Hz for Indian Railways. The model name stands for broad gauge (W), AC Current (A), Mixed traffic (M) locomotive, 1st generation (1). They entered service in 1960 thus making them India's first AC electric locomotive. A total of 100 WAM-1 were built by the European consortium between 1959 and 1961, which made them the most numerous class of mainline electric locomotive until the WAG-1.
The Indian locomotive class WAM- 2/3 was a class of 25 kV AC electric locomotives that was imported from Japan in the 1960s for Indian Railways. The model name stands for broad gauge (W), AC Current (A), Mixed traffic (M) locomotive, 2nd generation (2). A total of 38 WAM-2/3 locomotives were built by The Japanese Group between 1960 and 1964. They entered service in 1960.
The Indian locomotive class WCAG–1 is a class of dual-power AC/DC series locomotives used in the Indian Railways system. They are the only class of the WCAG locomotives. They were specifically designed for use by Central Railways in the Ghat section towards Nashik and Pune.
The Indian locomotive class WAG-11 is a class of twin-section 25 kV AC electric locomotives that was developed in 2018 by Banaras Locomotive Works (BLW), Varanasi for Indian Railways. This freight engine has been designed for 105-km/hourspeed and weighs 252 tons. It is equipped with three-phase induction motor, four power converters and regenerative as well as pneumatic braking system. The model name stands for broad gauge (W), Alternating Current (A), Goods traffic (G), and 11th in series (11). They entered trials service in 2019. A total of 4 WAG-11 pairs have been built by Banaras Locomotive Works (BLW), Varanasi.
The Indian locomotive class WAG-1 was a class of 25 kV AC electric locomotives that was imported from Europe in the 1960s for Indian Railways. The model name stands for broad gauge (W), AC Current (A), Goods traffic (G) locomotive, 1st generation (1). A total of 112 WAG-1 were built by The European Group 50 Hz Group/European Group/50 Cycles Group (consortium) between 1963 and 1966. They entered service in 1964.
The Indian locomotive class WAG-2 was a class of 25 kV AC electric locomotives that was imported from Japan in the 1960s for Indian Railways. The model name stands for broad gauge (W), AC Current (A), Goods traffic (G) locomotive, 2nd generation (2). A total of 45 WAG-2 were built by The Japanese Group between 1964 and 1965. They entered service in 1964.
The Indian locomotive class WAG-3 is a class of 25 kV AC electric locomotives that was imported from Europe in the mid 1960s for Indian Railways. The model name stands for broad gauge (W), AC Current (A), Goods traffic (G) engine, 3rd (3). A total of 10 WAG-3 locomotives were built by The European Group 50 Hz Group/European Group/50 Cycles Group (consortium) in 1965. They entered service in 1965.
The Indian locomotive class WAG-4 is a class of 25 kV AC electric locomotives that was manufactured by CLW in the late 1960s for Indian Railways. The model name stands for broad gauge (W), AC Current (A), Goods traffic (G) engine, 1st (1). A total of 186 WAG-4 locomotives were built by The European Group 50 Hz Group/European Group/50 Cycles Group (consortium) between 1967 and 1969. They entered service in 1967.
Electric Loco Shed, Asansol is a motive power depot performing locomotive maintenance and repair facility for electric locomotives of the Indian Railways, located at Asansol of the Eastern Railway zone in West Bengal, India. It is one of the two electric locomotive sheds of the Eastern Railway, the others being at Howrah (HWH). As of November,2022, there are 142 locomotives in the shed.
Electric Loco Shed, Bhusawal is a motive power depot performing locomotive maintenance and repair facility for electric locomotives of the Indian Railways, located at Bhusawal of the Central Railway in Maharashtra, India. It is one of the three electric locomotive sheds of the Central Railway, the others being at Kalyan (KYN) and Ajni. As of 1 August 2020 there are 203 locomotives in the shed.
Electric Loco Shed, Itarsi is a motive power depot performing locomotive maintenance and repair facility for electric locomotives of the Indian Railways, located at Itarsi of the West Central Railway zone in Madhya Pradesh, India. It is one of the major Electric loco shed in West Central Railway of the three sheds, others being at Electric Loco Shed, Tuglakabad (TKD) and New Katni Jn (NKJ). As of 1 December 2022 there are 171 locomotives in the shed.
