FIELD: submersible electric pumps.
SUBSTANCE: electric drive has electric terminals for attaching auxiliary tools, and it can include a hydraulic connector which ensures fluid containment in the electric drive during the attachment or detachment of auxiliary tools and connection between the electric drive and the terminals zone when the fluid is present.
EFFECT: simplified attachment and detachment of the auxiliary tools without fluid removal from the electric drive.
21 cl, 9 dwg
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