V2EX distribution board

Distribution Board

定义 Definition

distribution board(英式常用;美式多称 panelboard / breaker panel)指配电板/配电箱:建筑物内集中安装断路器、熔断器及相关保护与分路装置,用于把电源安全地分配到各个回路,并提供过载、短路等保护。

发音 Pronunciation (IPA)

/dstrbjun bd/

例句 Examples

The electrician replaced the old distribution board.
电工更换了旧的配电箱。

After the renovation, the distribution board was upgraded to include residual-current protection and clearly labeled circuits for the kitchen, lighting, and HVAC.
装修后,配电板升级为包含漏电保护,并为厨房、照明和暖通空调等回路做了清晰标识。

词源 Etymology

distribution 来自动词 distribute(分配、分发),源自拉丁语 distribuere(“分开分配”);board 原义为“木板/板”,在工程语境中常引申为“装置板、控制板”。合起来即“用于配电分配的装置板/箱”。

相关词 Related Words

文献与作品 Literary/Notable Works

  • *BS 7671: Requirements for Electrical Installations (IET Wiring Regulations)*(英国《电气装置要求/布线规范》)中常见与 distribution board 相关的术语与规定。
  • IEC 61439 Low-voltage switchgear and controlgear assemblies(IEC 61439 低压成套开关设备和控制设备)涉及配电装置/配电板类概念的标准表述。
  • The Electrical Installation Guide(电气安装指南类手册,多版)常用 distribution board 描述建筑配电系统的核心部件。
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