According to manufacturer’s instructions, what must PV system rapid shutdown systems meet in terms of equipment requirements?

The correct answer focuses on the specific requirements for PV system rapid shutdown systems as outlined by the manufacturer’s instructions. These instructions dictate that the rapid shutdown systems must comply with both inside and outside the array requirements to ensure safety and proper functioning of the solar photovoltaic installation.

This dual focus is critical because rapid shutdown mechanisms must effectively mitigate hazards both within the array (such as electrical configurations or connections that may need to be addressed when working on or near the system) and externally (which often concerns safe interactions with emergency services and reducing risks to personnel). By meeting these comprehensive requirements, the system ensures that any potential electrical hazards are minimized both for those working on the system and for first responders, reflecting the intent of the NEC to enhance safety through well-defined operational protocols.

In this context, while regulatory agency guidelines, international safety standards, and local building codes may play roles in the overall installation and operation of electrical systems, the specific emphasis given in this scenario is on the extensive compliance needed for both internal and external safety requirements of rapid shutdown systems.