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The OptiFuse CBW57-PB-10A-X is a thermal circuit breaker designed for reliable overcurrent protection. It offers a current rating of 10A and can handle voltages up to 250 VAC and 32 VDC.
Key specifications include a frequency range of 50-60 Hz, dielectric strength greater than 1500 VAC, and an insulation resistance exceeding 100M Ω at 500 VDC. The breaker has a contact endurance rating of 500 cycles at 125 VAC with 150% of rated current. It operates within an ambient temperature range of -10°C to +60°C and features a reset time within 60 seconds.
This circuit breaker is designed for panel mounting and has a push-to-reset actuator. It is listed by UR, CCC, TUV, and VDE agencies, indicating compliance with various safety standards. The device is intended for occasional overcurrent protection and should avoid contact with chemical solvents.
Applications for this circuit breaker include general overcurrent protection in various electrical systems where thermal trip characteristics are desired. Its robust design and agency approvals make it suitable for demanding environments.
The CBW57-PB-10A-X is rated for 10A continuous current.
It supports 250VAC and 32VDC.
It uses a push-to-reset actuator.
The operating ambient temperature range is -10°C to +60°C.
Yes, it is marine ignition protected to SAE J1171 and UL1500.
The interrupt rating is 1000A at 125/250VAC and 300A at 50VDC.