Question

In this single line diagram, the PV rapid shutdown initiation device is shown as a separate AC disconnect. The AHJ notified the installation company to move the functionality of PV rapid shutdown initiation device to the breakers labeled as note 6 because there is not a location for the a separate AC disconnect with good visibility for the fire fighters. What is the correct action on the single line diagram?

A. Add a label of PV shutdown initiation device to the breakers labeled as 6 showing that there will be two PV shutdown initiation devices
B. Delete the AC disconnect and move the label of PV rapid shutdown to the breakers labeled as 6
C. Leave the AC disconnect the way it is and move the label of PV rapid shutdown to the breakers labeled as 6
D. Do not make any change to the single line diagram

Answer 1

The correct action on the single line diagram, given the situation described, would be: B. Delete the AC disconnect and move the label of PV rapid shutdown to the breakers labeled as 6

What is the action'

The AHJ (Authority Having Jurisdiction) has requested the functionality of the PV rapid shutdown initiation device to be moved due to visibility concerns for firefighters.

Moving the label of the PV rapid shutdown to the breakers labeled as 6 would consolidate the functionality of the shutdown initiation device to the specified breakers.