Advanced Wiring第 61 / 110 题
The equipotential bonding grid around a permanently installed pool must use a solid copper conductor no smaller than:
a.#8 AWG
b.#6 AWG
c.#10 AWG
d.#4 AWG
解析
Pool equipotential bonding must use an insulated, covered, or bare solid copper conductor not smaller than #8 AWG.
法律依据: 2023 NEC 680.26(B)免费刷完整 110 道题库 — 无需注册。
同考点相关题目
- In a Class I, Division 1 location, a sealing fitting must be installed within what distance of an enclosure containing arcing devices?
- What is the minimum number of receptacles required at a general care (Category 2) patient bed location?
- What is the minimum number of receptacles required at a critical care (Category 1) patient bed location?
- A required convenience receptacle for a dwelling pool must be located not less than what distance from the inside pool wall?
- A wet-niche underwater luminaire operating without GFCI protection is limited to a maximum of:
- A motor disconnecting means must have an ampere rating of at least what percent of the motor full-load current?