Overview and Principle
This product is suitable for indoor use, providing isolation protection for low-voltage terminal distribution in industrial, commercial, civil buildings, and infrastructure in buildings and similar locations with a power frequency of 50Hz, rated voltage of 220V, and rated current not exceeding 80A. It is also suitable for infrequent switching operations.
Applicable Working Environment and Installation Conditions
Ambient Temperature: -15°C to 40°C
Relative Air Humidity: ≤95% (No Condensation)
Altitude ≤ 2,000m
Pollution Level: 2nd Grade
Areas with no significant vibration or impact
Product Features
Leakage Protection: The circuit breaker will trip to protect against power failure within 0.1 seconds when the leakage current reaches l△n.
Short-circuit Protection: The circuit breaker disconnects within 0.04 seconds upon a short-circuit in the line.
C-type instantaneous tripping current:

Interrupting Current: LCS = LCN ≥ 6000A
Overcurrent (Overload) Protection:


Key Performance Indicators (KPIs)
Rated Voltage: AC 220V; Rated Current: 80A, 63A, 32A, 16A
Wiring capability
Conductors of 25mm² and below
Meets Standards
GB/T 16917.1 Dimensional Specifications
Product Selection

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