Wheel Slide Protection System

Tailored for Rail Vehicles

2 rotary encoders 2 channelor 4 individual pulse generators,maximum counter frequency fmax = 45 kHz

Wheel slideprotectionvalve

Vehicle Control UnitVCU

2 x 2 digital outputs

Encoder

Non-safety-relevant application

Vehicle bus

up to 3 CDT

731-TG

Train Control and Monitoring System (TCMS)

Wheel slide protection controller

Wheel Slide Protection SystemUp to Six Axles

"Safety according to established train standards"

Significant Functions• Wheel slide protection for vehicles with speeds up to 200 km/h• Can be used both in new vehicles and for modernization• Simplified acceptance due to TÜV certification and UIC 541-05 as well as certification according to TSI LOC&PAS 2008/57/EG• Control of up to 6 wheel slide protection valves• Encoder wire break monitoring• Automatic activation in tow operation• Modular for different wheel slide protection configuration• Output signals such as: door release, electromagnetic rail brake up to SIL 2• Integration in rail vehicle control and management system for straightforward system diagnosis

Module CDT 731-TG• Safe outputs according to EN 61508, EN 50128, EN 50129• Monitored counter inputs for speed measuring• Calculation of speed and acceleration• Can be expanded with max. 3 wheel slide protection modules (CDT 731-TG)• Detecting frequencies up to max. 45 kHz

Module PST 731-TG• Diagnosis and fault visualization• Power supply for the speed sensors• Wake-up circuit• Input of wheel diameter

Rotary encoder• Type Selectron REN 704-TF(/SIL)/001• and more

Engineering• Support in setting the control parameters• Support for commissioning and approval

Complete solutions with wheel slide protection controller, rotary encoder, and, WSP valve. Modular system for straightforward implementation on your rail vehicles.

Valves• Compatible with various valves

Stadler Rail, FLIRT Stadler Rail, DOSTO BLS, EW II transport publics fribourgois

EncoderEncoderEncoderEncoder Wheel slide

protection valveWheel slide

protection valve

Wheel slide protection valve

Wheel slide protection valve

Wheel slide protection controller, non-safe

Wheel slideprotection controller SIL

Remote I/O Remote I/O Vehicle Control Unit VCUVehicle Control Unit VCU

Vehicle bus

CDT 731-TG PST 731-TG REN 704-TF(/SIL)/001 CPU 83x-TG GS12 - 3

Max. 4 speed sensors 4 digit 7 segment display 200 pulse/revolution 32 Bit µprocessor

Max 1 A per valve coil Digital wake-up input Low power wake-up circuit 1 x Ethernet

2 independent rotation

Max. 3 modules per system 1 module per system Max. 6 sensors per System 1 module per system Max. 6 valves per System

IP 30 IP 30 IP 67 IP 30 IP65 DIN 40050

Supply voltage 24/36 VDC (with PSM module also 72 V and 110 V)

Ambient temperature class Tx – 40 °C ... +70 °C

UIC 541-05, EN 50155, EN 15595, TSI LOC&PAS 2008/57/EGRefer to the system manuals for more information.

Technical Data

Speed measurement and Display and Rotation speed sensor Controller Valvevalve control power supply module

Input frequency 5 button keyboard Cable break detection 64 MB memory Max. operating pressuremax. 45 kHz 8.5 bar

Valve monitoring SIL Wake-up input from Current consumption 45 mA Extension bus Nominal power rotary encoder input / output (for each coil) 7 W

90° phase shifted signals for direction

Max 2 WSP valves Standby: only 10mA Digital V-level for direct 2x CAN Voltage tolerance power consumption relay control 1 x RS 485 +25% / – 30%

Integrated direction Current consumption Extension busdetection standby 3 mA input / output

Selectron Systems AGBernstrasse 70CH-3250 Lyss

08.2016 / 43930641 Subject to technical changes and amendments to technical specification at any time

Phone: +41 32 387 61 61 Fax: +41 32 387 61 00info@selectron.ch

Possible System Architecture with Six BogiesTCMS (Train Control and Monitoring System)