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The OptiFuse CBW57-PB-15A is a thermal circuit breaker designed for reliable overcurrent protection. It operates within an amperage range of 3A to 30A and is rated for 125/250 VAC and 32/50 VDC input voltages.
Key electrical specifications include a dielectric strength greater than 1500 VAC, an insulation resistance exceeding 100MΩ, and a contact endurance of 500 cycles at 125 VAC with 150% of rated current. The breaker offers a reset time within 60 seconds and features time-current characteristics that define trip behavior at various current levels.
This circuit breaker is designed for panel mounting and features a push-to-reset actuator. The operating ambient temperature range is -10℃ to +60℃. It is also ignition protected to SAE J1171 and UL1500 standards, making it suitable for marine applications.
The CBW57-PB-15A holds multiple agency standard listings, including UR, CCC, TUV, and VDE, indicating compliance with various safety and performance requirements.
The current rating is 15A.
The voltage rating is 250 VAC.
It is a thermal circuit breaker.
It features a push-to-reset actuator.
The operating ambient temperature is -10℃ to +60℃.
Yes, it is ignition protected to SAE J1171 and UL1500 standards.
It meets UR, CCC, TUV, and VDE standards.