双电源作为执行元件,配以单片机为核心的自动控制器和带机电联锁的控制机构,是一种性能完善、安全可靠、自动化程度高、使用范围广的双电源自动转换开关。 本产品适用于交流50/60Hz、690V及以下,额定电流自6A至1250A及以下的两路电源(常用电源N和备用电源或发电机电源R)的供电系统中,因一路电源发生故障(停电、欠压、过压、断相、频率偏移)而进行电源之间的自动切换,以保证供电的可靠性和安全性。广泛应用于高层建筑、小区、医院、机场、码头、消防、冶金、化工、纺织等不允许停电的重要场所,实现无人值守连续供电。
什么是双电源?想必大部分从事电气行业多年的电气人员都非常熟悉了,但是说到双电源的配置,可能不少电气人员都是一知半解的。双电源简单点说,就是一种开关,这个开关上面有两个断路器,通常一个接进市电,一个接进发电机。当市电突然停电的时候,双电源开关会自动切换到发电机供电。随着科学技术的进步,各台站对供电可靠性的要求越来越高,对于重要行业中的不允许断电的重要负荷,电源供电的可靠性与稳定性是至关重要的,所以需要配置两路电源来保证供电的稳定性。对于重要的电动机负载,由于断电后失电残压的存在,在不利条件下,传统的双电源切换装置与切换方法将会产生较大的瞬态电流以及电磁转矩的冲击,进而无法保证负荷的安全正常的运行。电气设计在线教学狄老师,那么双电源具体如何进行配置呢?下面本文给大家分享3种同的配置方案,希望能给大家一些借鉴。





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ABB Ability TM 智慧配电 5G解决方案支持故障的定位、隔离、自知自愈,实现150ms内故障隔离和300ms内恢复供电,确保未来配网供电可靠性。ABB电气中国总裁赵永占表示,很荣幸ABB能与中国电信、华为公司携手合作,共同运用前沿通讯和配网自动化技术开发出5G智慧配电解决方案。中国是ABB大市场以及重要的研发与制造基地。近年来,ABB在中国持续推进数字化创新,通过将行业专长和数字化电气技术进行融合,聚焦高比例分布式能源的接入和管理,携手合作伙伴,为中国能源和电力领域的用户提供了的数字化、智能化解决方案,积极推动能源转型,谱写美好的电气化未来。中国电信工业行业事业部总裁陆晋军表示,中国电信倍感荣幸能与ABB