What does a utility Inspector do if a PV system is installed?

Utility Inspection: Once the PV system is installed and before it can be activated, a utility inspector must examine the installation to confirm that it meets all applicable codes and safety standards.

What's new in the model inspection checklist for rooftop PV?

Our popular and frequently referenced Model Inspection Checklist for Rooftop PV is now updated and expanded to include solar-specific code requirements updated to the 2017 National Electrical Code (NEC) and the most current international building, residential, and fire codes.

What is commissioning & testing in a photovoltaic system?

Commissioning and testing are critical final steps in the installation of photovoltaic (PV) systems, ensuring that every component functions correctly and efficiently. This phase not only confirms the system's operational integrity but also optimizes its performance over time. Here’s a detailed look at what this process involves:

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 are the requirements for a roof-mounted PV system?

Firefighter access according to approved plan. Roof-mounted PV systems have the required fire classification (CBC 1505.9 or CRC R902.4). Grounding/bonding of rack and modules according to the manufacturer’s installation instructions that are approved and listed.

What are the requirements for PV installation?

PV installation shall comply with requirements of the standard plan. PV system operating at 80 volts or greater shall be protected by a listed DC arc fault protection. (CEC 690.11) All work done in a neat and workmanlike manner. (CEC 110.12) 10. DC modules are properly marked and labeled.