Distribution Board Wiring Pdf - INFORMATION LEAFLET: MAINS ELECTRICAL INSTALLATIONS (NOMINAL VOLTAGE 230V + 10% - 6% AC) IN TRAILER CARAVANS AND MOTOR CARAVANS This leaflet is prepared as a Club service. The contents are based on the British Standard 7671,. Power Supply System Guardian Access 5U/6U 19 Rack Mount GDN.S.48.MS31 Instruction Manual www.unipowerco.com Document Number: MS0031-MAN rev. 5a 2018 UNIPOWER LLC. Documents [ index ][ back ][ site search ] [ acronyms ] [ discussion ] [ mail to a friend ] [ post message ] Ground loop problems and how to get rid of them.