2
Knorr-Bremse Group
PD-203-580
Doc. No. Y250913 (EN - Rev. 000)
July 2016
The information contained herein is subject to alteration without notice and therefore may not be the latest release. Please check our website www.knorr-bremseCVS.com for the latest update or contact your local Knorr-Bremse representative.
The figurative mark “K” and the trademarks KNORR and KNORR-BREMSE are registered in the name of Knorr-Bremse AG. Additional terms and conditions apply; please refer to our website knorr-bremseCVS.com for full Disclaimer.
Note: If service work is carried out on a vehicle based on information provided herein, it is the responsibility of the workshop to ensure the vehicle is fully tested and in full
functional order before the vehicle is returned into service. Knorr-Bremse accepts no liability for problems caused as a result of appropriate tests not being carried out.
Copyright © Knorr-Bremse AG - all rights reserved, including industrial property rights applications. Knorr-Bremse AG retains any power of disposal, such as for copying and transferring.
Knorr-Bremse Systeme für Nutzfahrzeuge GmbH . Moosacher Straße 80 . 80809 Munich . Germany . Tel: +49 89 3547-0 . Fax: +49 89 3547-2767 . www.knorr-bremse.com . www.knorr-bremseCVS.com
KB4TA D System Diagrams
P r o d u c t D a t a
KB4TA D System diagram (2S/2M) for semi-trailer with air suspension and disc brakes
(ECU mounted at front of trailer)
Legend:
1 Coupling Head with Filter -
“Supply”
2 Coupling Head with Filter -
“Control”
3 ABS-Connector ISO 7638
4 Park-/Shunt Valve with
EmergencyFunction
5 Air Reservoir
6 Drain Valve
7 Load Sensing Valve
(e.g. BR4370)
8a ABS ECU
8b ABS Relay Modulator Valve
9 Brake Chamber
10 Spring Brake
11 Sensing Ring and Wheel Speed
Sensor
14 Test Connector
15 Electrical Connector “Lighting”
acc. to ISO 1185
KB4TA D System diagram (2S/2M) for semi-trailer with mechanical suspension and disc brakes
(ECU mounted at front of trailer)
kb4tad_sys__002
1
2
3
15
5
6
4
14
9
10
7
11
8a
8b
kb4tad_sys_001
1
2
3
15
5
6
4
14
9
11
12
10
13
8b
8a
7
Legend:
1
Coupling Head with Filter -
“Supply”
2
Coupling Head with Filter -
“Control”
3
ABS Connector ISO 7638
4
Park / Shunt Valve AE4311
– K015380 with Emergency
Function and integral
Charging Valve
5
Air Reservoir
6
Drain Valve
7
Load Sensing Valve
(e.g. BR5522)
8a
ABS ECU
8b
ABS Relay Modulator Valve
9
Brake Chamber
10
Spring Brake
11
Sensing Ring and Wheel
Speed Sensor
12
Air Spring Bellow
13
Levelling Valve
14
Test Connector
15
Electrical Connector
“Lighting” acc. to ISO 1185
Y026787: 006: EN: Released: Fri Nov 11 11:18:50 CET 2016:
