New Zealand EF class locomotive

New Zealand EF class locomotive
EF 30042 in an "electric blue" livery in Feilding, following refurbishment, April 2024.
Type and origin Power type Electric Builder Brush Traction, Loughborough, England Build date 1986 – 1988
Specifications Configuration: ​  • UIC Bo′Bo′Bo′ Gauge 1,067 mm (3 ft 6 in) Length: ​  • Over couplers 19.61 metres (64 ft 4 in)[1]  • Over body 18.56 metres (60 ft 11 in)[1] Width 2.7 metres (8 ft 10 in)[1] Height: ​  • Pantograph 3.95 metres (13 ft 0 in)[1]  • Body height 3.915 metres (12 ft 10.1 in)[1] Loco weight 107 t (105 long tons; 118 short tons) Electric system/s 25 kV 50 Hz AC overhead Current pickup(s) Pantograph Traction motors 6 × 500 kW (670 hp) DC motor[1]
Performance figures Maximum speed 105 km/h (65 mph) Power output 3,000 kW (4,000 hp) (continuous)
Career Class EF, previously Class 30 Number in class 22 Numbers 30007 – 30249 Nicknames Toasters Locale North Island Main Trunk between Palmerston North and Te Rapa First run 1988 – 1989 Disposition 4 in service 6 under overhaul 3 laid up 4 scrapped

The New Zealand EF class locomotive (originally Class 30)^[1] is a class of 25 kV 50 Hz AC electric locomotives that operate on the North Island Main Trunk (NIMT) between Palmerston North and Te Rapa in New Zealand. Built by Brush Traction in Loughborough, England between 1986 and 1988^[1] to run on the new electrified central section of the NIMT, at 3,000 kilowatts (4,000 hp), they are the most powerful locomotives to operate in New Zealand.