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The OptiFuse CBW57-ES-20A-5X is a thermal circuit breaker designed for overcurrent protection. It operates within an amperage range of 3A to 30A and has a voltage rating of 125/250 VAC and 32/50 VDC.
Key electrical specifications include a dielectric strength greater than 1500 VAC, an insulation resistance greater than 100M Ω, and various interrupt ratings depending on the voltage and current. The breaker features a push-to-reset actuator and a black body with tin-plated terminals.
This circuit breaker is suitable for panel mounting and operates within an ambient temperature range of -10℃ to +60℃. It is ignition protected to SAE J1171 and UL1500 standards, making it suitable for marine applications.
The CBW57 series is listed by UR, CCC, TUV, and VDE, indicating compliance with various safety and performance standards. It is intended for occasional overcurrent protection and should not be used for repeated overcurrent conditions.
The current rating is 20A.
The voltage rating is 250 VAC and 32 VDC.
It features a push-to-reset actuator.
The mounting type is panel mount.
The operating ambient temperature range is -10℃ to +60℃.
Yes, it is ignition protected to SAE J1171 and UL1500 standards.