Hydraulically activated and spring released brake callipers

Applied pressure is produced by oil pressure, opening with spring force

	HPW 40 R + Braking torque 150 - 1200 Nm  + automatic friction block pullback + automatic adjustment of friction block wear
	HPW 63 R + Braking torque 300 - 4500 Nm  + automatic friction block pullback + automatic adjustment of friction block wear
	HPW 101 R + Braking torque 2000 - 21000 Nm  + automatic friction block pullback + automatic adjustment of friction block wear