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RCD teardown

This is a teardown of 230V 16A AC RCD/GFCI based on CL4145 IC. The control IC senses fault current with differential current transformer and drives solenoid that keeps output contacts closed when everything is ok. Posted from WordPress for Android

Cost of generating electricity

http://www.iea.org/newsroomandevents/news/2015/august/joint-iea-nea-report-details-plunge-in-costs-of-producing-electricity-from-renew.html Posted from WordPress for Android

ESP8266 mains dimmer

Here are two interesting looking ESP8266 projects for controlling mains power: MPDMv3 – WIFI Mains Power Dimmer / Switch – Web Interface Arduino IDE – WIFI MAINS Power Switch – ESP8266 MPSMv2   P3 – WIFI Mains Power Dimmer / Switch with CBDBv2