引用第0楼雪山无痕于2007-06-29 09:08发表的 UL1012主要讲什么？ :' T7 ~: _. K) D
UL1012主要讲什么？
* V+ t j- H& w8 s# O' |% E : D4 n- W$ \. F( Uhttp://ulstandardsinfonet.ul.com/scopes/scopes.asp?fn=1012.html作者: dangelspeng 时间: 2008-3-25 14:51
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路过,顺便学习下作者: fiou 时间: 2020-4-9 15:45
大家相互学习一下作者: 平凡 时间: 2020-4-10 13:40
These requirements cover portable, stationary, and fixed power units having an input rating of 600 volts or less, direct- and alternating- current, with at least one output not marked Class 2, and that are intended to be employed in ordinary locations in accordance with the National Electrical Code, ANSI/NFPA 70. 1.2 These requirements cover general purpose power supplies and power supplies for uses such as to supply some household appliances, school laboratories, cathodic protection equipment; power supply-battery charger combinations; and industrial equipment, including inverters, divided into two classes – those rated 10 kilovolt-amperes or less and those rated more than 10 kilovolt-amperes. # J( E: Q, Q8 V* C; v Z/ c 作者: 平凡 时间: 2020-4-10 13:41
These requirements cover portable, stationary, and fixed power units having an input rating of 600 volts or less, direct- and alternating- current, with at least one output not marked Class 2, and that are intended to be employed in ordinary locations in accordance with the National Electrical Code, ANSI/NFPA 70. 1.2 These requirements cover general purpose power supplies and power supplies for uses such as to supply some household appliances, school laboratories, cathodic protection equipment; power supply-battery charger combinations; and industrial equipment, including inverters, divided into two classes – those rated 10 kilovolt-amperes or less and those rated more than 10 kilovolt-amperes. 7 Y# f+ P. s$ T
