Practical Guide: Solar PV & Battery Storage - Amendment 4
NAPIT NAPSPVBS-4
The latest update from NAPIT for Amendment 4 to assist electricians and renewable contractors with a practical understanding of Solar PV systems including design, selection, installation and commissioning of solar photovoltaic (PV) systems.
The NAPIT Practical Guide: Solar PV & Battery Storage - Amendment 4 is the essential reference for electricians and renewable energy installers. This 2026 edition provides comprehensive, hands-on guidance covering system design, component selection, installation, commissioning and maintenance of solar photovoltaic systems and battery storage solutions. From initial design through to inspection and testing, this guide walks you through every stage of a Solar PV installation. It includes practical fault-finding procedures, system performance insights, array mounting strategies, cable selection and connection methods. Fully aligned with current health and safety requirements, Wiring Regulations, British and Harmonised Standards, and industry best practice, this publication ensures you work confidently and compliantly with modern renewable energy systems. Topics covered include solar PV system design and specification, battery storage integration, component selection and installation, inspection and commissioning, system maintenance and fault diagnosis, PV self-consumption and grid independence, array mounting and roof integration, and all relevant regulations and safety guidance. An indispensable resource for anyone involved in the renewable energy sector.
Some of the topics covered are:
- Solar PV system design and specification
- Battery storage integration
- Component selection and installation
- Inspection, testing and commissioning
- System maintenance and fault diagnosis
- PV self-consumption and grid independence
- Array mounting and roof interactions
- Relevant regulations, standards and safety guidance
