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This E-T-A 127-T12-H-20A is a single-pole thermal overcurrent circuit breaker designed for reliable protection in various applications. It operates with a current rating of 20A and supports voltage ratings of 250VAC and 50VDC.
The breaker utilizes a thermal trip mechanism and features a convenient push-to-reset actuator. It is designed for DIN rail mounting, making it suitable for industrial control panels and electrical enclosures.
Key technical data includes an operating temperature range of -20 to +60 °C and an interrupting capacity of up to 2,500A (UL 1077). The device is approved by CSA, GB, IEC, and UL standards, ensuring compliance for diverse installations.
Typical applications include protection for motors, transformers, solenoids, and battery chargers, particularly in extra-low voltage systems. The breaker's robust construction and adherence to standards like EN 60934 make it a dependable choice for circuit protection.
The 127-T12-H-20A is rated for 250 VAC, 50 VDC (UL), and 28 VDC.
The operating temperature range is -20 to +60 °C.
The nominal current rating is 20 A, and the series covers 0.05 to 25 A.
Interrupting capacity varies: under IEC 60934, for 13-25 A it is 300 A; under UL 1077 at 50 VDC it is 2500 A.
It is certified to UL 1077, CSA C22.2 No umber235, IEC 60934, and GB 17701.
It is DIN rail mounted.
Operating area IP40, terminal area IP00.