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The OptiFuse CBW58-EL-40A is a thermal circuit breaker with a 40A current rating, suitable for 250 VAC and 50 VDC input voltages. It features a push-to-reset actuator and a panel mount design, making it suitable for various protection applications.
This circuit breaker operates within a frequency range of 50-60 Hz and has an interrupting rating of 1000A at 125/250VAC and 300A at 50 VDC. It is designed for durability with a contact endurance of 500 cycles at 150% of rated current and a reset time of 60 seconds. The operating ambient temperature range is -10℃ to +60℃.
Compliance includes UR and cURus agency standards. The device is also marine ignition protected to SAE J1171 and UL1500 standards. It offers insulation resistance greater than 100M Ω (500 VDC).
Key specifications include a 1-pole design, a black body with tin-plated terminals, and a torque rating of 6 KGfcm for plastic nut on plastic thread and metal nut on plastic thread, and 10 KGfcm for metal nut on metal thread.
The current rating is 40A.
It is rated for 250 VAC and 50 VDC.
It is a thermal circuit breaker.
It is designed for panel mounting.
It features a push-to-reset actuator.
The operating ambient temperature is -10℃ to +60℃.
Yes, it is protected to SAE J1171 and UL1500.