【摘要】 :开关电源应用于火灾报警装置时须满足一些特殊要求 ,根据这些要求 ,采取了一些措施并应用于JBD 1型开关电源 ,成功地设计、制造出了一种符合要求的火灾报警装置专用开关电源更多还原

【Abstract】 When a switching power supply is used in a fire alarm control unit,it must conform some special requirements.According to these requirements,we have successfully developed a switching power supply(Model JBD1) for special purpose of fire alarm control units after applying some peculiar methods.更多还原