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This E-T-A 449-S-H-FN-500A is a high-performance, single-pole thermal-magnetic circuit breaker. It is rated for a maximum voltage of 28V DC and can handle a current of up to 500A. The breaker utilizes a tease-free, trip-free, snap-action mechanism with a push-to-reset manual release.
Designed for chassis mounting, this compact circuit breaker offers a high interrupting capacity of 10,000A. It operates within an ambient temperature range of -55°C to +75°C. The unit also includes an auxiliary circuit with a 10A rating and options for electrical remote disconnection.
Environmental testing includes resistance to vibration, shock, corrosion, and humidity according to VG 95210 and IEC 60068 standards. The operating area has an IP40 degree of protection, while the terminal area is IP00.
| Qty | Low | High |
|---|---|---|
| 1+ | $0.99 | $0.99 |
Estimated market price range - modelled values for guidance only, not live distributor offers.
The voltage rating is 28 V DC.
The current rating is 500 A.
It is a thermal magnetic circuit breaker.
It is a chassis mount type.
The ambient temperature range is -55...+75 °C.
The interrupting capacity is 10,000 A.
The degree of protection for the operating area is IP40.