Piedmont Dielectrics 401803-K30 is an 800A current transformer in the BHK-22 family, used to monitor high currents by stepping down the primary current to a lower secondary signal for metering and protection circuits. It is manufactured by Piedmont Dielectrics and identified by part number 401803-K30. Common applications include electrical distribution panels, meters, relays, and other instrumentation that require isolated, accurate current sensing.
