Housing cap and housing for an electrical connection assembly as well as electrical connection assembly

A housing for an electrical connection assembly, comprising:

• a housing part having an opening;
• a housing cap having a cover section covering the opening of the housing part opening, a stop projecting away from the cover section, and a fastening element affixing the housing cap to the opening, the housing has a point of engagement receiving a tool tip between the housing cap and the housing part;
• an anchoring element forming a fastening assembly with the fastening element;
• a power rail receptacle receiving an electrical power rail;
• and
• a screw head receptacle that opens into the power rail receptacle and receives a screw head of a screw.

An electrical connection assembly, comprising:

• a housing including a housing part having an opening, a housing cap, a power rail receptacle, and a screw head receptacle that opens into the power rail receptacle, the housing cap has a cover section covering the opening of the housing, a stop projecting away from the cover section, and a fastening element affixing the housing cap to the opening;
• a power rail received in the power rail receptacle and having a passage hole;
• a screw inserted into the passage hole, the screw having a thread, a screw head, and a flange with a flange face thickness;
• and
• a contact element with a mating thread complementary to the thread of the screw.

An electrical connection assembly, comprising:

• a housing including a housing part having an opening, a housing cap, a power rail receptacle, and a screw head receptacle that opens into the power rail receptacle, the housing cap has a cover section covering the opening of the housing part, a stop projecting away from the cover section and a fastening element affixing the housing cap to the opening;
• a power rail received in the power rail receptacle and having a passage hole;
• a pair of screws wherein at least one screw is inserted into the passage hole, the at least one screw having a thread and a screw head, and the housing cap has at least one stop for each of the screws;
• and
• a contact element with a mating thread complementary to the thread of the at least one screw.

A housing cap for closing an opening of a housing part, comprising:

• a cover section covering the opening;
• a spacing element having a reinforcement zone, the spacing element having a curved cross section in a plane parallel to the cover section, defining the reinforcement zone;
• a stop projecting away from the cover section;
• and
• a fastening element affixing the housing cap to the opening.