Bimetallic electric tripping single-phase circuit breaker

58彩票Basic parameters, working principle and application DBF-1~25 pull-out free tripping single-phase circuit breaker products work on the bimetallic electric thermal tripping principle and have temperature compensation structure, which can be used in a wide temperature range. Circuit breakers are used for overload or short circuit protection in aircraft AC/DC distribution systems. Basic parameters: Environmental adaptability. Surrounding medium temperature: (-55~85) ℃. Sinusoidal vibration: frequency range (10-500) Hz, acceleration 10g, acceleration: 10g, impact: 50g. Electrical performance limit action current: At 25 ℃, the maximum holding current of the product is 115% of the rated current, and the minimum tripping current

Basic parameters, working principle and purpose

DBF-1~25 pull-out free tripping single-phase circuit breaker products work on the principle of bimetallic electric thermal tripping and have temperature compensation structure, which can be used in a wide temperature range. Circuit breakers are used for overload or short circuit protection in aircraft AC/DC distribution systems.

Basic parameters:

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Environmental adaptability

58彩票Surrounding medium temperature: (-55~85) ℃.

58彩票Sinusoidal vibration: frequency range (10-500) Hz, acceleration 10g

58彩票Acceleration: 10g

58彩票Impact: 50g.

Electrical performance

Extreme action current:

At 25 ℃, the maximum holding current of the product is 115% of the rated current, and the minimum tripping current is 150% of the rated current

At 85 ℃, the maximum holding current of the product is 100% of the rated current, and the minimum tripping current is 150% of the rated current

58彩票-At 55 ℃, the maximum holding current of the product is 115% of the rated current, and the minimum tripping current is 160% of the rated current.

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life:

Resistive load 5000 times;

Inductive load 2500 times, COS φ=0.6~0.7

Mechanical cycle 5000 times.

Breaking ability:

58彩票DC 6000 A, AC (2000~3500)


Vicorv High-Reliability Electronic Components