Round trip break power certificate,it is just short maintenance of Rake for 2 hrs when Railways checks break power of rake and pressurise to level reqd .
please wait...Translate to HindiRaund trip ke liye brake power certificate, bas Rake ki 2 ghante ki chhutti hai jab Railways rake ki brake power check karti hai aur level ko zaroorat ke mutabik pressurize karti hai.