Patent ID: 7749023

Claim:
A plug connector for an electrical plug connection, comprising: a contact chamber housing having: a plurality of contact chambers for each receiving a contact body, which is introducible into the contact chamber and is primarily engaged in its end position in the contact chamber housing; and a secondary locking element which is guided displaceably across a direction of introduction of the contact bodies and which, in its locking position, protrudes respectively with a locking projection laterally into the contact chambers for secondarily locking the contact bodies primarily engaged there; wherein the contact chamber housing is subdivided into a plurality of contact chamber housing sections each having at least one series of contact chambers, by at least one parallel separating gap, each of the contact chambers being open to a separating gap or an outside of the contact chamber housing parallel thereto, and the secondary locking element is a frame subdivided into compartments by at least one parallel partition of the frame engaging into the separating gaps and closing the laterally open contact chambers when the secondary locking element is plugged onto the contact chamber housing, and the secondary locking element plugged onto the contact chamber housing is displaceably guided across the direction of introduction of the contact bodies into the locking position.