stand-alone ELV PV systems, including: PV array installation requirements encompassing: WHS/OHS requirements and methods for working on roofs common methods of roof construction (rafters and tile battens) and methods to ensure integrity of waterproofing common types of roof-mounted and free-standing PV array frame construction and methods of tilt angle adjustment fixing methods for different roof types array mounting methods for north orientation roof sections and non-north facing roof sections aesthetic considerations in choosing an appropriate array location and type of mounting the mounting and fixing methods for at least one type of domestic available building integrated PV product electrical PV array installation requirements encompassing: methods used in wiring and connecting PV arrays in accordance with Australian Standards AS/NZS 4509 Stand-alone power systems and AS 5033 Installation and safety requirements for photovoltaic (PV) arrays considerations involved in wiring of series connected PV modules in order to minimise power losses due to shading PV array wiring diagram, including the placement of blocking and bypass diodes considerations involved in choosing the location of associated system equipment, including regulators and direct current (d.c.) control board cable route from PV array/s to regulators so as to minimise the route length to battery system installation and maintenance encompassing: installation work on a PV power system in accordance with relevant standards and WHS/OHS guidelines correct isolation and shutdown procedures prior to carrying out maintenance tasks routine maintenance tasks on PV arrays required vegetation control to remove or reduce shading or soiling on a PV array relevant manufacturer specifications relevant safe work method statements (SWMS)/job safety assessments or risk mitigation processes relevant workplace documentation relevant workplace policies and procedures. |