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This E-T-A 1170-22-20A is a single-pole thermal circuit breaker designed for reliable protection in low voltage wiring systems. It offers a 20A current rating and a maximum voltage rating of 58VDC, with standard ratings of 12VDC, 24VDC, and 48VDC.
The breaker utilizes a snap-action mechanism with a push-to-reset actuator and a separate manual release. It is suitable for plug-in mounting in automotive fuse blocks, adhering to DIN 72581 standards.
Key technical specifications include an ambient temperature range of -40 to 85°C, an interrupting capacity of 2000A, and environmental protection ratings of IP40 for the operating area and IP00 for the terminal area. The unit is also tested for vibration, shock, corrosion, and humidity resistance.
Typical applications include extra-low voltage wiring systems on vehicles and marine craft. The 1170 series is designed for a long operational life, with thousands of operations specified at rated current and voltage.
The current rating is 20A.
The maximum voltage rating is 58 VDC.
The operating temperature range is -40 to 85 °C.
It features a push-to-reset actuator.
The degree of protection for the operating area is IP40.