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The Schurter Inc. 3-101-228 is a single-pole thermal circuit breaker designed for equipment protection. It features THT terminals suitable for Through Hole mounting on PCBs, offering a compact design and a push-to-reset actuator.
This circuit breaker has a rated voltage of 240 VAC and 48 VDC, with a current rating of 4A. It provides a conditional short circuit capacity of 2 kA. The device is designed for reliability with a minimum endurance of 50 switching cycles under IEC conditions and typical endurance of 2500 switching cycles for 4-8A ratings.
Environmental specifications include a degree of protection of IP40 on the front side. The operating temperature range is -5 °C to 60 °C for 5-12A ratings and -5 °C to 50 °C for the 4A rating. It is built to withstand standard soldering processes, including wave soldering at 245 °C for 3 seconds and resistance to soldering heat at 260 °C for 10 seconds.
Approvals include CSA C22.2 No 235, EN 60934, GB 17701, IEC 60934, and UL1077, indicating compliance with various international safety standards for equipment circuit breakers.
240 VAC and 48 VDC.
4A.
2 kA at 240 VAC.
-5°C to 60°C (4A variant limited to 50°C).
Push-to-reset.
Through-hole, wave solderable.
CSA C22.2 No 235, EN 60934, GB 17701, IEC 60934, UL1077.