<?xml version="1.0" encoding="utf-8" standalone="yes"?><rss version="2.0" xmlns:atom="http://www.w3.org/2005/Atom" xmlns:content="http://purl.org/rss/1.0/modules/content/"><channel><title>NEC 430.52 on 电气工具箱</title><link>https://elec.webpenson.com/tags/nec-430.52/</link><description>Recent content in NEC 430.52 on 电气工具箱</description><generator>Hugo</generator><language>zh-CN</language><atom:link href="https://elec.webpenson.com/tags/nec-430.52/index.xml" rel="self" type="application/rss+xml"/><item><title>Circuit Breaker Size Calculator — NEC 240 / 430 OCPD Sizing</title><link>https://elec.webpenson.com/tools/circuit-breaker-sizing-calculator/</link><pubDate>Mon, 01 Jan 0001 00:00:00 +0000</pubDate><guid>https://elec.webpenson.com/tools/circuit-breaker-sizing-calculator/</guid><description>Free NEC-aware circuit breaker calculator. Enter amps or kW, get the OCPD per NEC 240.6(A) + 240.4(B) + 125% rule. EV, subpanel, motor presets. No signup.</description></item><item><title>断路器选型计算器 — NEC 240 / 430 OCPD 速算</title><link>https://elec.webpenson.com/zh/tools/circuit-breaker-sizing-calculator/</link><pubDate>Mon, 01 Jan 0001 00:00:00 +0000</pubDate><guid>https://elec.webpenson.com/zh/tools/circuit-breaker-sizing-calculator/</guid><description>免费 NEC 合规断路器计算器。输入电流或功率,按 NEC 240.6(A) + 240.4(B) + 125% 连续负载规则输出 OCPD。EV、子配电盘、马达预设。无需注册。</description></item></channel></rss>