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The Schurter Inc. 4404.0029 is a single-pole thermal circuit breaker designed for reliable overcurrent protection. It offers a rated current of 4A and can handle up to 240 VAC or 48/32 VDC.
This circuit breaker features a snap-in mounting type from the rear side, suitable for panel thicknesses between 0.5mm and 3.0mm. The actuator type is push-to-reset, providing a clear indication and manual reset functionality. It is designed to meet various international standards including IEC 60934, UL 1077, CSA C22.2 No. 235, and GB 17701, and carries approvals from VDE, UL, and CCC.
Key technical specifications include a conditional short circuit capacity of 2 kA, a degree of protection of IP40 on the front side, and an insulation resistance of greater than 1000 MΩ at 500 VDC. The operating temperature range varies slightly with current, generally from -5°C to 60°C. Endurance ratings are provided for different conditions, with typical values of 2500 switching cycles for 3-8A and 6000 switching cycles for 10-16A at 150% Ir.
Applications for this circuit breaker include power supplies, uninterruptible power supplies, power tools, industrial appliances, HVAC systems, and household appliances. Its compact design and different mounting possibilities make it versatile for various equipment designs.
240 VAC and 48/32 VDC.
4 A.
-5 °C to 60 °C for 3A and 5-16A ratings; -5 °C to 50 °C for 4A rating.
Panel mount with snap-in from the rear side for panel thickness 0.5 to 3.0 mm.
Push to Reset.
IEC 60934, UL 1077, CSA C22.2 No. 235, and GB 17701.