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The E-T-A 104-PR-0.05A is a single pole thermal circuit breaker in a miniaturized design, offering reliable switching behavior with a positively trip-free snap action mechanism. It meets the requirements of the circuit breaker standard EN 60934 (IEC 60934).
This circuit breaker has a current rating of 50mA and a rated voltage of 240V AC or 48V DC. 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. The operating temperature range is -20°C to 60°C.
Key technical data includes a dielectric strength of 3,000V AC, an insulation resistance greater than 100 MΩ (DC 500 V), and an interrupting capacity of 6 x IN (AC) or 6 x IN (DC). The degree of protection for the operating area is IP40.
The circuit breaker is rated for 240V AC and 48V DC.
Through-hole mounting with P10 blade terminals (6.3 x 0.8 mm).
-20°C to 60°C.
50mA.
Push-to-reset actuator.
6 times the rated current for both AC and DC.
3000V AC at the actuating area.