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This E-T-A 129-L11-H-KF-10A is a single-pole thermal circuit breaker suitable for extra-low voltage wiring systems in vehicles and marine craft. It operates with a rated voltage of 28V DC and a current rating of 10A.
The breaker utilizes a snap-action mechanism with a push-to-reset actuator and a manual release facility. It is designed for bolt-on mounting with terminal block type 83-P10 and has a chassis mount type.
Key technical data includes a voltage rating of 28V DC (UL: AC 250V; DC 50V) and a current rating range of 3-25A. The typical life is 5,000 operations at 2x IN, with an operating temperature range of -40 to +75 °C. The ingress protection rating for the operating area is IP32, and for the terminal area is IP00.
Approvals include CSA C22.2 No 235, IEC 60934, and UL1077, as well as VDE and BWB standards. The circuit breaker has a mass of approximately 25g.
The breaker is rated for 28 VDC (continuous) and UL rated at 250 VAC and 50 VDC.
This part number is rated for 10 A continuous current.
-40 to +75 °C.
It is designed for chassis mount.
It is approved under UL 1077, CSA C22.2 No. 235, IEC 60934, and VG 95345 Part 9 (BWB).
For a 10 A rating, interrupting capacity is 400 A (IEC/EN) and 2,500 A (UL 1077 at DC 50V).
5,000 operations at 2 x IN.