Button single-se circuit breakerThe working principle of metal heating and tripping based on temperature compensation structure, can be used in a wide range of temperature. Overload or circuit breaker protection in an aircraft AC / DC power distribution system.Environmental adaptability:Ambient medium temperature: (-55~85) CAcceleration: 10gImpact: 50gLimit action current:Under the temperature of 25â, maximum current 115% , current 150%, the minimum tripping current.