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The E-T-A 104-PR3-4A is a miniaturized, single-pole thermal circuit breaker designed for reliable overcurrent protection. It features a positively trip-free snap action mechanism, ensuring dependable switching behavior.
This circuit breaker is rated for 240 VAC and 48 VDC, with a current rating of 4A. It is designed for through-hole mounting and features a push-to-reset actuator.
Typical applications for this thermal circuit breaker include hand tools, domestic appliances, overcurrent protection of PCB conductor paths, marine vehicles, and mobile homes. It meets the requirements of the circuit breaker standard EN 60934 (IEC 60934).
The device offers a degree of protection of IP40 in the operating area and IP00 at the terminal area. It has undergone rigorous testing for vibration, shock resistance, corrosion, and humidity to ensure durability in various environments.
The breaker is rated for 240 VAC and 48 VDC.
Through hole mounting.
-20°C to +60°C.
6 x IN for both AC and DC.
3000 VAC across the actuating area.
IP40 on the operating area and IP00 on the terminals.
10 g vibration (57-500 Hz) and 25 g shock (11 ms).