Practice Test Geeks(NABCEP) Certified North American Board of Certified Energy Practitioners Specialist Practice Test
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Building and Fire Codes Flashcards

7 cards from real NABCEP practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.

Read the first 7 Building and Fire Codes flashcards as text

  1. The 2021 IFC allows PV systems to be exempt from roof access pathway requirements if the building is protected throughout by an approved automatic sprinkler system AND the array is less than what size threshold?

    Answer: 50% of the roof area

    The 2021 IFC allows a pathway exemption when the building is fully sprinklered and the array covers less than 50% of the roof area.

  2. Under the IBC and ASCE 7, ground-mounted solar arrays in seismic design categories D, E, or F must use which load combination approach?

    Answer: LRFD or ASD load combinations incorporating seismic effects per ASCE 7 Chapter 12

    In high seismic categories, arrays must be designed using full LRFD or ASD load combinations that include seismic effects per ASCE 7 Chapter 12.

  3. What label must appear at the utility revenue meter of a PV-interconnected system per the NEC to alert utility workers?

    Answer: 'WARNING: PHOTOVOLTAIC SYSTEM CONNECTED'

    NEC 690.64 requires a label reading 'WARNING: PHOTOVOLTAIC SYSTEM CONNECTED' at the utility meter for any grid-interactive PV system.

  4. Under NFPA 855, what minimum separation distance is required between individual ESS units in a Group B occupancy to qualify as separate units rather than an aggregate system?

    Answer: 3 feet

    NFPA 855 requires a minimum 3-foot separation between individual ESS units to prevent thermal runaway propagation and qualify each as an independent unit.

  5. Which code section requires that the main service panel have a label indicating the presence of a backfed PV circuit breaker and that the breaker be positioned at the opposite end from the main breaker?

    Answer: NEC 705.12(B)(2) — load-side connection and maximum breaker position

    NEC 705.12(B)(2) requires the PV supply breaker to be at the opposite end of the bus from the main breaker and limits total bus loading to 120% of the bus rating.

  6. When a PV system is installed on a building in a high-fire-hazard severity zone (HFHSZ) in California, which additional requirement applies beyond standard IFC provisions?

    Answer: Modules must carry a Class A fire rating per California Fire Code Chapter 49

    California Fire Code Chapter 49 requires that PV modules installed in HFHSZs carry a Class A fire rating to reduce ignition potential from airborne embers.

  7. A PV system's utility-interactive inverter must comply with which standard to ensure automatic anti-islanding and grid disconnection during a utility outage?

    Answer: UL 1741 and IEEE 1547

    Grid-interactive inverters must be listed to UL 1741 and comply with IEEE 1547, which together mandate anti-islanding protection and automatic disconnection upon loss of utility voltage.