搜索优化
English
全部
搜索
图片
视频
地图
资讯
Copilot
更多
购物
航班
旅游
酒店
笔记本
Top stories
Sports
U.S.
Local
World
Science
Technology
Entertainment
Business
More
Politics
时间不限
过去 1 小时
过去 24 小时
过去 7 天
过去 30 天
最新
最佳匹配
资讯
搜狐
7 年
TN-C 、TN-S 、TN-C-S到底有什么不同? - 搜狐
4、不是TN-C系统节省一根线,而是TN-C-S系统 TN-S系统多了一根线,以采用剩余电流漏电保护功能; 2、剩余电流漏电保护功能是检测漏电电流动作的,其灵敏度高,动作快,保护效果好,可以避免造成损失,缩小漏电事故损失,是目前提倡的一种保护方式!
一些您可能无法访问的结果已被隐去。
显示无法访问的结果
今日热点
Wins 1st Wimbledon title
California farmworker dies
Judge blocks ICE raids in CA
Patient dies from plague
Lavrov visits North Korea
Over 70 arrested in UK
Quinshon Judkins arrested
FL lawmakers visit facility
Fastest to reach 350 homers
AI chatbot issues apology
Clash over Epstein probe
Trump defends Bondi
Special election set
Former WH advisor dies
Driver's body recovered
SpaceX to invest $2B in xAI
NATO's Rutte to meet Trump
UKR says it killed RU agents
Placed on injured list
Exits game w/ rib injury
Court throws out plea deal
Utah doctor case dismissed
Gervonta Davis arrested
US sanctions Cuban pres
Artisan-style bread recalled
Taylor sweeps trilogy
Retires from NFL
Drones, missiles hit UKR
France investigates X
Australian PM visits China
Former Cardinals tackle dies
Exits game with knee pain
反馈