Overview and Principle

This product is suitable for indoor use in buildings and similar facilities with an alternating current frequency of 50Hz, rated voltage of 220V, and rated current not exceeding 80A. It provides isolation protection for low-voltage terminal power distribution in industrial, commercial, residential buildings, and infrastructure sectors, and can also be used for infrequent switching operations.

Applicable working environment and installation conditions

Ambient Temperature: -15°C to 40°C

Relative Humidity: ≤95% (non-condensation)

Altitude ≤ 2,000m

Pollution Level: 2nd Grade

Areas with no significant vibration or shock

Product Features

Short-circuit Protection: The circuit breaker disconnects and protects within 0.04 seconds upon a line short-circuit; Type C instantaneous trip current

Interrupting Current: lcs = lc ≥ 6000A

Overcurrent (overload) protection:

Key Performance Indicators (KPIs)

Rated Voltage: AC 220V

Rated Current: 80A, 63A, 32A, 16A

Latching Characteristics: C-type instantaneous latching current, 5-10In

Wiring Capacity

25mm² and below conductors

Meets Standards

GB/T 10963.1

Product Selection Sheet

Dimensions