In the new condition the following pressure values may be slightly higher in order to adjust the relaxation expected in operation.
General specifications for brake system |
Service brakes | Dual circuit, brake system with ABS, working purely pneumatically, or with an electropneumatically overlaid circuit |
Parking brake and auxiliary brake | Spring-loaded actuator |
Permanent brake | Engine brake (Turbobrake or exhaust flap and constant throttle), retarder |
Pressure regulator with a constant pressure system: |
|
Operating pressure of service brake (circuit 1 and 2) with constant pressure system | 10 (-0.5/+0.7) bar |
Operating pressure of parking brake, trailer brake and consumers (circuit 3 and 4) | 8.5 (+0.2/-0.5) bar |
Four-circuit protection valve: |
|
Pressure at coupling head, reserve | Maximum 8.5 bar |
Pressure at coupling head, brake | Maximum 8.5 bar |
Design pressure of towing vehicle with constant pressure system | 8.5 bar |