1. PD CLC/TR 50506-1:2007. Railway applications - Communication, signalling and processing systems - Application Guide for EN 50129 - Part 1: Cross- acceptance

2. PD CLC/TR 50506-2:2009. Railway applications - Communication, signalling and processing systems - Application guide for EN 50129 Part 2: Safety assurance

3. PD CLC/TR 50511:2007. Railway applications - Communications, signalling and processing systems - ERTMSETCS - External signalling for lines equipped with ERTMSETCS Level 2

4. PD CLC/TR 50542-1:2014. Railway applications - Driver's cab train display controller (TDC) Part 1: General architecture

5. PD CLC/TR 50579:2012 Electricity metering equipment (a.c.) - Severity levels, immunity requirements and test methods for conducted disturbances in the frequency range 2 kHz - 150 kHz

6. PD CLC/TR 50600-99-1:2016. Information technology - Data centre facilities and infrastructures Part 99-1: Recommended practices for energy management

7. PD CLC/TR 50609:2014. Technical Guidelines for Radial HVDC Networks

8. PD CLC/TR 50610:2014. Railway applications - Train Modes functional interface specification

9. PD CLC/TR 50623:2014. Railway applications - Functional Interface Specification - Door System

10. PD CLC/TR 50624:2014. Railway applications - Functional Interface Specification - Pantograph System