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Knorr-Bremse Group
PD-203-480
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.
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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.
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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
DATA
P r o d u c t
C o m m e r c i a l V e h i c l e S y s t e m s
KB4TA System Diagrams
Doc. No. Y250911 (EN - Rev. 000)
July 2016
KB4TA System diagram (2S/2M) for semi-trailer with air suspension and disc brakes
Legend:
1 Coupling Head with Filter -
“Supply”
2 Coupling Head with Filter -
“Control”
3 ABS Connector ISO 7638
4 Park / Shunt Valve with
Emergency Function and integral
Charging Valve
5 Air Reservoir
6 Drain Valve
7 Load Sensing Valve
(e.g. BR5522)
8 ABS Module with 6 delivery
ports
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
sys_dia_001
1
2
3
7
15
5
6
4
8
14
9
11
12
10
13
KB4TA System diagram (2S/2M) for semi-trailer with mechanical suspension and disc brakes
Legend:
1 Coupling Head with Filter -
“Supply”
2 Coupling Head with Filter -
“Control”
3 ABS Connector ISO 7638
4 Park / Shunt Valve with
Emergency Function
5 Air Reservoir
6 Drain Valve
7 Load Sensing Valve
(e.g. BR4370)
8 ABS Module with 6 delivery
ports
9 Brake Chamber
10 Spring Brake
11 Sensing Ring and Wheel Speed
Sensor
14 Test Connector
15 Electrical Connector “Lighting”
acc. to ISO 1185
sys_dia_002
1
2
3
15
5
6
4
8
14
9
10
7
11
The KB4TA components are capable of working in systems with air or mechanical suspension and with
disc or drum brakes. This document shows a range of typical systems. For more information please
contact your local Knorr-Bremse representative.
Y026787: 006: EN: Released: Fri Nov 11 11:18:50 CET 2016:
