Install and connect Solar PV and EESS systems

This standard is for people who install and connect electrical cables, conductors, wiring systems, equipment, accessories and components for Solar PV and Electrical Energy Storage System (EESS) systems.
 
The person undertaking this work must be able to comply with correct procedures and methods for installing and connecting electrical cables, conductors, wiring systems, equipment, accessories and components in accordance with the current versions of the appropriate industry standards and regulations, the specification, industry recognised working practices, the working environment and the natural environment.
 
They must know and understand  the different types of cables, conductors, wiring systems, equipment,  accessories and components, their limitations, applications and the techniques  for  positioning, fitting, fixing and connection.

1.  confirm the suitability of the electrical supply
2.  produce a risk assessment and method statement for the work to be undertaken including the identification and use of PPE
3.  verify that job information and documentation is current and relevant and that the plant, instruments, access equipment and tools are fit for purpose
4.  select the associated equipment, accessories and components and confirm that they are:
·         of the correct type and size
·         fit for purpose in accordance with the system design
5.  select electrical cables, conductors, wiring systems and confirm that they are:
·         of the correct size and type
·         fit for purpose in accordance with the Solar PV and EESS system design
6.  comply with industry practices and organisational procedures to ensure the co-ordination of site services and the activities of other trades
7.  identify the correct means of electrical isolation for the AC and DC system where relevant prior to commencing installation and connection work
8.  complete safe-isolation as and when required to ensure the safe installation and connection of electrical cables, conductors and wiring systems and their associated equipment, accessories and components
9.  install, fix and connect electrical cables, conductors and wiring systems and their associated equipment, accessories and components using the correct tools in accordance with the requirements of:
·         the Solar PV and EESS system design
·         industry recognised methods
·         manufacturer instructions
10.  inspect and test the connections and joints of the electrical cables, conductors and wiring systems and their associated equipment, accessories and components to ensure they are of correct construction in terms of conductance, insulation, mechanical strength and protection, and ensure that they are identified correctly and clearly in accordance with the requirements of the Solar PV and EESS system
11. confirm with the relevant people:
·         those necessary variations to the planned programme of work that may have the potential to introduce a hazard and/or impact on the installation work to be undertaken
·         the correct actions to be taken to ensure that any variations to the planned programme of work will not introduce a hazard and have minimum impact on the installation to be undertaken
12. implement organisational procedures for the safe transport and delivery or disposal of waste material, substances and liquids in accordance with suppliers’ and manufacturer instructions and legal requirements
13.  the safe transport and/or disposal of any waste material, substances and liquids in accordance with suppliers’ and manufacturers’ instructions and legislation

1.  the operation, applications, advantages and limitations of different Solar PV and EESS systems
2.  the appropriate industry standards and regulations relevant to installing and connecting electrical cables, conductors, wiring systems, associated equipment, accessories and components
3.  how to produce a risk assessment and method statement for the work to be undertaken including the identification and use of PPE in accordance with:
·         the Solar PV and EESS system design
·         organisational procedures
4.  how to verify that job information and documentation is current and relevant, and that the plant, instruments, access equipment and tools are fit for purpose
5.  the applications, advantages and limitations of types of PPE
6.  the applications, advantages and limitations of types of electrical cables, conductors, wiring systems, associated equipment, accessories and components
7.  the industry recognised methods for determining the correct type, size and rating of electrical cables, conductors, wiring systems, associated  equipment, accessories and components in relation to the Solar PV and EESS system design
8.  how to interpret diagrams and drawings for the Solar PV to locate site services
9.  how to interpret diagrams and drawings for the Solar PV to identify the planned location of the electrical cables, conductors,  wiring systems, associated equipment, accessories and components
10.  the different methods and techniques for installing, fixing and connecting electrical cables, conductors, wiring systems, associated  equipment, accessories and components in accordance with:
·         the Solar PV and EESS system design
·         manufacturer instructions
11.  the different types and methods of joining and connecting electrical cables, conductors, wiring systems
12.  the applications, advantages and limitations of electrical cables, conductors, wiring systems
13.  the correct procedures for safe isolation for AC and DC systems
14.  the organisational procedures for confirming with the relevant people the appropriate actions to be taken to ensure that any variations to the planned programme of work will not introduce a hazard and have minimum negative impact on the installation work to be undertaken
15.  the methods for the safe transport and delivery or disposal of waste material, substances and liquids in accordance with suppliers’ and manufacturer instructions and legal requirements
16.  the safe transport and/or disposal of any waste material, substances and liquids in accordance with suppliers’ and manufacturers’ instructions and legislation

Working environments (internal and/or external)
·         domestic
·         non-domestic
o   commercial
o   industrial
o   agricultural
o   horticultural
o   leisure and entertainment
o   residential medical and care facilities
o   public highways and parks
o   public services establishments
o   pre-1919 traditional/historic buildings
 
Solar PV and EESS system
·         Panels/arrays
·         Panel support systems
·         Charge controller
·         Battery bank
·         Inverter/power optimiser
·         Power meter
·         SMART controls/technology
 
Site
·         new build construction – building or structure
·         an existing building or structure
 
Site services
·         electricity
·         water
·         gas
·         oil
·         drainage
·         telecommunications
·         data transmission either underground or overhead
 
Organisation procedures
·         information management
·         project management
·         risk assessment
·         risk management
·         implementing and monitoring health and safety requirements and issues
·         implementing and monitoring issues relating to the natural environment
·         customer services
·         emergencies
·         communication with relevant people
 
Plant
·         generators
. transformers for reduced low-voltage powered hand-tools
·         lifting equipment
·         access equipment
 
Electrical cable, conductors and wiring systems
·         thermosetting insulated cables including flexes
·         single and multicore thermoplastic and thermosetting insulated cables
·         flat profile cable
·         earthed metallic cable
·         single wire armoured cables
·         armoured/braided flexible cables and cords
·         data cables
·         pre-fabricated conductor, cable and wiring systems
·         fibre optic cable
·         fire resistant cable
·         bus-bar trunking
 
Assemblies, equipment, accessories and components
·         arc fault detection devices (AFDDs)
·         cable glands
·         circuit breakers
·         consumer units
·         control devices – electrical; electronic; electro-mechanical
·         control panels – alarms; emergency lighting; environmental control
·         distribution boards and/or panels
·         earthing protection
·         fuses
·         isolators
·         luminaires
·         micro-wind turbine control equipment
·         motor control equipment
·         socket-outlets
·         solar photovoltaic panels – control equipment, components and accessories
·         surge protection devices (SPDs)
·         switches
 
Relevant people
·         customers/clients
·         client representatives
·         supervisors
·         site/contract manager
·         other contractors/trades
·         members of the public
·         work colleagues