标准摘要
[中文适用范围]： 通过添加有关“工作温度”、“温差”和“响应时间”子条款的新信息，修订了 IEC 出版物 389-1。
英文名称Amendment 1 - Thermostatic switches primarily for use in equipment for telecommunications and in electronic applications employing similar techniques. Part 1: General requirements and measuring methods