Circuit breaker with contact apparatus has switch part and its insulation with latching arrangement for enabling insulation to be pushed onto switch part and for locking them together

摘要

The device has a contact apparatus per pole unit with fixed and movable contacts. The movable contact (12) is formed on a switch part (10) and the contact-facing region of the movable switch part is covered with insulation. The switch part and its insulation each have a latching arrangement (18) for enabling the insulation to be pushed onto the switch part and for locking them together.