标题: OUTPUT CURRENT AND POWER MEASUREMENTS [打印本页] 作者: jsspace 时间: 2011-11-22 08:44 标题: OUTPUT CURRENT AND POWER MEASUREMENTS 产品是LED灯管， 做CLASS 2 结构。 datasheet有一段描述： ' B2 u$ y! a) _: C1 wFor evaluation to CSA C22.2 No. 223, a Class A GFCI was connected in the test circuit. The output was connected to ground. 7 K* |" ^5 x8 [! c1 @5 c% { 0 @! n# r0 B$ W这个是测试什么的？ 输出和地连接？