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The OptiFuse MRCBM-PL-20A is a manual reset circuit breaker, specifically a Regular Auto Blade Type III, designed for reliable overcurrent protection in automotive systems. It operates at up to 28V DC and is rated for 20A.
This circuit breaker conforms to American National Standard SAE J553, ensuring it meets industry requirements for automotive safety. It features a manual reset mechanism and a standard automotive blade style for easy integration. The operating temperature range is from -40°C to 85°C, making it suitable for various environmental conditions.
The body is constructed from PBT with an anodized aluminum cover, providing durability. The interrupt rating for the 20A version is 300A at 14 VDC. The device is intended for occasional overcurrent protection and should not be used for repeated overcurrent conditions or prolonged tripping.
Key specifications include a 20A current rating, 28V DC voltage rating, and a breaking capacity of 300A at 14 VDC. The response time at 200% of rated current is less than 1 minute. It has a single pole configuration and a push-to-reset actuator.
The current rating is 20A.
The voltage rating is 28V.
The breaking capacity is 300A at 14 VDC for the 20A version.
The open time is less than 1 minute at 200% of the rated current.
It has 1 pole.
The operating temperature range is -40°C to 85°C.
It uses a push-to-reset actuator.