发布时间:2025-01-24 13:17:38
DZ47-63-C20 380V~ 6KA 50HZ代表自动空开的型号,63代表代表这个型号最大规格,C20代表c型断路器,额定电流为20A,C类的瞬时脱扣电流是5 -10In倍额定电流,电压为380V,最大断开电流为6KA,频率50HZ Multi9 是梅兰日兰产品,C65N是框架电流,也就是该规格空开最大电流, D16 是额定电流为16A,D类的瞬时脱扣电流是10 -20In倍额定电流,一般用于电感性负载。
六芯光缆到每个弱电间都有4根如何计算光纤配线架耦合器光纤跳线等的数量及计算方法
2025-01-24 13:17:38 2025-01-24 13:17:38 2025-01-24 13:17:38 2025-01-24 13:17:38 2025-01-24 13:17:38 2025-01-24 13:17:38 2025-01-24 13:17:38 2025-01-24 13:17:38 2025-01-24 13:17:38 2025-01-24 13:17:38想租间房子限以下地区附近合肥望江路手表厂小区或仪表厂铁四局小区
2025-01-24 13:17:38 2025-01-24 13:17:38 2025-01-24 13:17:38 2025-01-24 13:17:38 2025-01-24 13:17:38 2025-01-24 13:17:38 2025-01-24 13:17:38 2025-01-24 13:17:38 2025-01-24 13:17:38 2025-01-24 13:17:38 2025-01-24 13:17:38 2025-01-24 13:17:38 2025-01-24 13:17:38 2025-01-24 13:17:38 2025-01-24 13:17:38 2025-01-24 13:17:38 2025-01-24 13:17:38 2025-01-24 13:17:38 2025-01-24 13:17:38