Do I need to meter a photovoltaic system?

It is assumed that aluminum framed photovoltaic (PV) panels mounted on a “post” and rail mounting system, the most common in the industry today, will be installed by the homeowner. While metering the system is encouraged, the specification does not address system wiring elements for associated system sensors or monitoring equipment.

What is the installation phase of a photovoltaic system?

The installation phase of photovoltaic (PV) systems is a critical step that involves several key activities to ensure the system operates effectively and safely. Here’s a more detailed look at what this phase entails:

What is a roof mounted photovoltaic system guidance?

The guidance refers only to the mechanical installation of roof mounted integrated and stand-off photovoltaic systems; it provides best practice guidance on installation requirements and does not constitute fixing instructions.

What are the different types of PV installation?

There are two main types of PV installation: integrated into the roof surface, often referred to as Building-Integrated Photovoltaic (BIPV) systems or mounted above the existing roof covering, also referred to as stand-off systems.

How many mm should a PV system project?

PV system should not project more than 750mm from external wall. For PV system arranged in the form of continuous spread covering, its coverage should not be more than half of the roof area. For PV system arranged in clusters, each cluster should have coverage of not more than 5m 2 and should be separated from each other by at least 1m.

What are the requirements for a PV installation?

Virtually all domestic PV installations will fall under the scope of Part P. Part P requires the relevant Building Control department to be notified and approve the work. There are two routes to comply with the requirements of Part P: Notify the relevant Building Control department before starting the work.