4 ms·
Source on 40-60%? As some trains are from the early 70s, and others were introduced 10, 5 years ago, which are you referring to?
by tobylane 4y ago
Source on 40-60%? As some trains are from the early 70s, and others were introduced 10, 5 years ago, which are you referring to?
- londons_explore 4y agoI'm referring to the oldest ones. The new ones are much better, although they still recover very little braking energy.