Overview and Principle

This product is suitable for indoor use in buildings and similar facilities with a 50Hz AC, rated voltage of 380V, and rated current not exceeding 80A, providing isolation protection for low-voltage terminal power distribution in industrial, commercial, residential, and infrastructure applications, and is also suitable for infrequent switching operations.

Applicable working environment and installation conditions

Ambient Temperature: -15℃

∼40℃

Relative Air Humidity: ≤95% (No Dew Condensation)

Altitude ≤ 2000m

Pollution Level: 2

Areas with no significant vibration or shock

Product Features

Short Circuit Protection: The circuit breaker trips and shuts off power in 0.04 seconds upon a short circuit.

Type C instantaneous trip current:

D-Type Instantaneous Trip Current:

Interrupting Current: lcs = lcn ≥ 6000A

Overcurrent (Overload) Protection:

Key Performance Indicators

Rated Voltage: AC 380V

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

Detent Characteristics:

C-type instantaneous trip current, 5-10In

D-type instantaneous trip current, 10-14In

Wiring Capacity

Wires with a cross-sectional area of 25mm² or less

Meets standards

GB/T10963.1

Product Selection Sheet

Dimensions