BTS3BE0600 & BTS3BE0800 / BTS4BE0600 & BTS4BE0800 are the 600 Amp and 800 Amp 3 pole and 4 pole manual and motor operated MCCB type Basic Transfer Switch. The BTS Complies with IEC60947-6-1 standards and features High Short Circuit Breaking Capacity, OCPD (Over Current Protection Device), AUX (Auxiliary Limit Switch), Bus Bars with insulation sleeve, Mechanical Interlock, and Plug-in connector for quick and fault free connection to the transformer module or controller.