Web5 mei 2024 · AF (アンペアフレーム)とは ブレーカーの容器の大きさ及び最大定格電流をあらわす。 例えば30AFの場合は構造上は最大30Aまで適用できる。 原則としてAFの値 … Web16 nov. 2002 · 안전한 기준은 지속사용기준으로, 전선허용 전류의 70%, 차단기 AT의 70% 정도로 생각하면 된다. 따라서 계산이 복잡하다면 전선 허용전류가 30A라면 차단기 30AT로 잡고, 지속사용기준으로. 30A의 70~80%는 22~24A까지만 사용한다고 잡아야 할 것이다. kA. 정격차단전류 ...
ブレーカーに50AF/50ATとありますが、AT=アンペアトリッ... - 教 …
Web20 mrt. 2015 · 100AT =100 Amperes Trip 125AF =125 Amperes Frame This means that the circuit breaker is rated for a maximum current of125 Amperes and is currently set to trip … Web15 jul. 2010 · 断路器 50 AT/150AF ;其中50是断路器在正常工作温度下工作的额定电流,150是断路器在正常工作温度下能可靠分断的故障电流。. 50A额定电流,150A分断电流。. baidu还是有点用的嘛 ,跟你一起学习了!. 但AN是什么呀?. 请问楼主是在哪看到这个参数的,能否给提供 ... na72052 サイズ感
Standards and Ratings for MCCBs - IEEE Web Hosting
Web3 mei 2016 · ブレーカーに50af/50atとありますが、at=アンペアトリップ(50a流れたらトリップする)とわかりますが、AF=アンペアフレームの ... Web17 nov. 2004 · AF refers to the ampere rating of the breaker frame and AT refers to the breaker trip rating in amps. wirenut1980 Senior Member Location Plainfield, IN Nov 16, … WebMCCBs and ICCBs have high interrupting capacities. However, selective coordination is sacrificed for current magnitudes in excess of the maximum short delay current rating when breakers in series have instantaneous trip elements. Although PCB interrupting capacities are generally not as high as those of the highest-rated MCCBs and ICCBs, PCBs na710sp エプソン