1 is your common return, 2 is L1 3 is L2
(edit. not an electrician though..)
@kkg337 started
London Fixed Gear and Single-Speed is a community of predominantly fixed gear and single-speed cyclists in and around London, UK.
This site is supported almost exclusively by donations. Please consider donating a small amount regularly.
1 is your common return, 2 is L1 3 is L2
(edit. not an electrician though..)