The E. DOLD & SOHNE KG BD9080.12 Phase Monitor Relay is a dedicated device for supervising electrical phase conditions in control circuits. It operates on 230 V AC, with the BD9080.12 coil specified for this model. Manufactured by E. DOLD & SOHNE KG, the BD9080.12 carries the D-78120 designation and is part of the BD9080 phase monitor family.
