DB-M18-310F DB-M24-310F DB-M18-310SSF DB-M24-310SSF .with main 3-phase 100A MCCB installedthree-phase, ... ,240/415VAC,50/60Hz indoor Enclosurerated insulation voltage:600VACApplication The DB series panel board offers in a wide range of 50 ... are available. Main and branch breakers are horizontally mounted. The DB-M panel boards offers superior performance and application flexibility for ...