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In the NEC rapid shutdown rules, the array boundary is how far from the PV array in all directions?

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  1. 10 feet
  2. 3 feet
  3. 1 foot

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References

  1. IAEI Magazine: NEC Rapid Shutdown Requirements and UL 3741 iaeimagazine.org/electrical-fundamentals/nec-rapid-shutdown-requirements-and-ul-3741 Checked 2026-10-10.

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