Overview and Principle

This product is suitable for indoor use, with an alternating current frequency of 50Hz, rated voltage of 380V, and rated current not exceeding 80A. It provides isolation protection for low-voltage terminal power distribution in industrial, commercial, residential buildings, and infrastructure in similar locations, and is also applicable for occasional switching operations.

Applicable working environment and installation conditions

Ambient Temperature: -15℃

∼40℃

Relative Air Humidity: ≤95% (No Condensation)

Altitude ≤ 2,000m

Pollution Level: 2nd Grade

Areas with no significant vibration or shock

Product Features

Short-circuit Protection: The circuit breaker trips and shuts off power within 0.04 seconds upon detection of a short circuit.

C-type 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

25mm2Conductors and below

Meets standards

GB/T10963.1

Product Selection Sheet

Dimensions