Class 710 Aventra

The Class 710 is a member of Bombardier's Aventra family of EMUs (like the Class 345) that has been procured for London Overground to augment it's fleet of Class 378s. The Class 710 was built for the electrification of London Overground's remaining diesel route, the Gospel Oak to Barking line. After some delays the Class 710s finally entered service on this route in May 2019 [1][2] with full take over of the route in August.
LO 710 268 at Upper Holloway



Information
Number built: 222 (54 4 or 6-car sets)
Built: 2017-21
Builder: Bombardier Derby
Motor: Bombardier traction system (25kV AC OHLE or 750v DC third-rail)

Class 710s were next deployed to the Watford DC route out of London Euston allowing Class 378s to be cascaded to other London Overground routes, to enable increased frequencies. The Class 710 will also be used on London Overground's services into West Anglia.

The Class 710 comes in three variants. The 710/1 (thirty sets) is AC only and will be used on West Anglia services, eighteen sets are the 710/2 which are dual AC and DC third rail in four car sets. The 710/3 is also dual voltage and in six car sets.
710 106 at Seven Sisters

710 269 at Harringay Green Lanes

710 265 at South Tottenham

710 265 at Blackhorse Road

710 271 at Wembley Central



[1] Underground News No. 691 (July 2019) p. 352
[2] Underground News No. 692 (August 2019) p. 435