Day by DIN 2-11 Technical Journal

This is the second 2011 issue of ABB SACE Division's technical journal on modular devices, covering new standards for 24-hour continuous protection, SPD safety for photovoltaic systems, and residential electrical system guidelines. It also includes product news, historical features on electricity in Italy, and technical articles on time switches, low voltage supply, and the new V3 variant of standard CEI 64-8.