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The OptiFuse CBW57-HS-7A-5C is a low-profile, thermal circuit breaker designed for overcurrent protection. It offers a current rating range of 3A to 30A and operates at 125/250 VAC or 32/50 VDC.
Key electrical specifications include a dielectric strength greater than 1500 VAC, an insulation resistance over 100M Ω, and contact endurance of 500 cycles at 150% of rated current. The reset time is within 60 seconds. The breaker is ignition protected to SAE J1171 and UL1500 standards.
This circuit breaker features a push-to-reset actuator and a panel mount design. The body is black with tin-plated terminals. It operates within an ambient temperature range of -10℃ to +60℃. Agency approvals include UR, CCC, TUV, and VDE.
Designed for occasional overcurrent protection, the CBW57-HS-7A-5C is suitable for applications requiring reliable circuit interruption. Avoid contact with chemical solvents, as prolonged exposure can degrade performance.
The circuit breaker is rated for 125/250VAC and 32/50VDC operation.
It is designed for panel mount installation.
The operating ambient temperature range is -10°C to +60°C.
The continuous current rating is 7A.
It uses a push-to-reset actuator.
Yes, it is ignition protected per SAE J1171 and UL1500.
No trip at 100% load; trip within 1 hour at 150%; 5-30 seconds at 200%; 1.5-5 seconds at 300% load.