ELEKTROHYDRAULISCHES STEUERGERAET

摘要

A control device for hydraulic self-advancing support units in underground working, comprising a casing, a control circuit arrangement disposed inside the casing, and connector parts electrically connected inside the device to the control circuit arrangement and extending out through one or more openings in a wall of the casing for connecting to external line connections, the casing being sealed in the region of the wall openings, characterised in that the connector parts (30) are indirectly secured in the casing (4) by a printed circuit board (34) secured to the casing wall (14), the circuit board being sealed against the casing wall in the regions around the wall openings (32). <IMAGE>