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| Manufacturer Name | |
| Actuator Type | |
| Approval Agency | |
| Breaker Type | |
| Current Rating (Amps) | |
| Frequency | |
| Illumination | |
| Insulation Resistance | |
| Mounting Type | |
| Number of Poles | |
| Reset Time | |
| Voltage Rating |
The OptiFuse CBW58-HS-15A-5C is a single-pole thermal circuit breaker designed for overcurrent protection. It is rated for 15A continuous current at 250VAC and 50VDC, with an interrupting rating of 1000A at 125/250VAC and 300A at 50VDC. The breaker features a push-to-reset actuator and is panel mounted. It is marine ignition protected to SAE J1171 and UL1500 standards, making it suitable for marine and automotive applications.
Key electrical characteristics include a time-current trip of 5-30 seconds at 200% rated current and 1.5-5 seconds at 500% rated current. The insulation resistance is greater than 100MΩ at 500VDC, and dielectric strength is 1500VAC for one minute. The operating ambient temperature range is from -10°C to +60°C, with a reset time of 60 seconds. The breaker has a contact endurance of 500 cycles at 125VAC and 150% rated current.
The circuit breaker is designed for panel mount installation with torque ratings of 6KGfcm for plastic nuts and 10KGfcm for metal nuts. The compact design and robust specifications make it suitable for a variety of circuit protection applications in industrial, marine, and automotive environments.
250VAC and 50VDC.
-10°C to +60°C.
1000A at 125/250VAC and 300A at 50VDC.
60 seconds.
Yes, to SAE J1171 and UL1500.
Push-to-reset.
Panel mount.