8) This describes the essential skills and knowledge and their level, required for this unit. Evidence shall show that knowledge has been acquired of safe working practices and servicing mechanical rail signalling equipment and infrastructure. All knowledge and skills detailed in this unit should be contextualised to current industry practices and technologies. KS01-EN101A Mechanical rail signalling equipment and infrastructure maintenance requirements and techniques Evidence shall show an understanding of mechanical rail signaling equipment and infrastructure maintenance requirements and techniques, applying safe working practices and relevant Standards, Codes and Regulations to an extent indicated by the following aspects: Basic rail operations encompassing: Rail terminology Train dynamics Essentials of safe movement of trains Purpose of rail signaling Rail signaling, regulations and codes encompassing: Codes philosophy and format How to read and apply a code Codes that apply to rail signaling - relevant to a particular rail network. Technical manuals and catalogues encompassing: Typical format How to read and apply information Environmental and heritage awareness encompassing: Purpose of environmental and heritage regulation Typical issues affecting electrotechnology services and systems Meeting requirements Enterprise work activities records encompassing: Purpose and extent of maintaining work activities records in an enterprise Types of records for maintaining work activities in an enterprise Methods for recording and maintaining work records Work records required by regulation requirements Electrical safe working practices encompassing: Risk management and assessment of risk: Principle and purpose of risk management, and Processes for conducting a risk assessment Hazards associated with low-voltage, extra-low voltage and high-currents; Arrangement of power distribution and circuits in an electrical installations Parts of an electrical system and equipment that operate at low-voltage and extra-low voltage, Parts of an electrical system and equipment where high-currents are likely. Safety, selection, use, maintenance and care of test equipment: Safety characteristics of electrical testing devices, Safe use of electrical testing device, and Checks and storage methods for maintaining the safety of testing devices. Rail safe working practices encompassing: Rail enterprise safety standard and procedures Rail safe working requirements Possessions protection and management Rail signaling, drawings and diagrams encompassing: Drawing types and applications encompassing: Drawing layouts and conventions. Drawing symbols Cable and equipment schedules Rail signaling principles, mechanical encompassing: Overview of mechanical rail signaling Purpose of elements of a mechanical rail signaling systems - signals, point actuating systems, locking and train detection systems, control input devices, indicators, diagrams and monitors, interlocking, and safe working systems. Rail signaling, mechanical equipment encompassing: Equipment and their components Operating principles Servicing procedures. Rail signaling, point actuating devices encompassing: Equipment and their components - point machines, detectors, claw/clamp locks, swing nose mechanisms, in-bearer mechanisms Operating principles Servicing procedures Rail signaling, interlocking systems, mechanical encompassing: Equipment and their components Operating principles and parameters Servicing procedures Rail signaling, electro-pneumatic equipment encompassing: Equipment and their components - compressors, air lines, control valves Operating principles and parameters Servicing procedures. |