Switchable protection strip for cylindrical protection devices on bus-bar, has capsule that can be swung to make contact with contact on housing

摘要

Capsules (8) are accommodated in a housing (1), corresponding in number to the number of phases to be protected. Each capsule receives one of the protection devices (7) which is connected to contacts (18,20). By swinging the capsule, the second contact (20) is brought into contact with a third contact (25) on the housing side.