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The E-T-A 1170-22-4A is a single-pole thermal circuit breaker with a current rating of 4A and a maximum voltage rating of 58V DC. It is designed for extra-low voltage wiring systems found in vehicles and marine craft.
This circuit breaker utilizes a snap-action mechanism with a push-to-reset actuator and a tease-free, trip-free design. It is fitted with blade terminals for plug-in mounting, compatible with automotive fuse blocks conforming to DIN 72581, part 3. The operating temperature range is -40°C to 85°C.
Key technical data includes an interrupting capacity of 2000A and typical life expectancy of 6000 operations at rated current. The device meets Type III requirements per SAE J 553 and offers degrees of protection IP40 for the operating area and IP00 for the terminal area.
Applications include protection of wiring systems in automotive, commercial, and recreational vehicles, as well as marine applications. Its compact size and plug-in design facilitate easy integration into existing fuse block systems.
The circuit breaker is rated for DC 12V, 24V, and 48V, with a maximum voltage of 58V.
-40°C to 85°C.
2000A at 48V DC.
Push-to-reset actuator.
Holder mount, plug-in style.
6000 operations at 1x rated current at 24V DC, and 500 operations at 48V DC.
IP40 on operating area, IP00 on terminal area.