
Siemens
- Available:
- 0 pcs.On RequestUpdated at: 14-09-2026
- Offer from:
Trusted supplier — Italy, member since 2021, 10–19 employees
- Warranty:
- 12 months
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The Supplementary Protector is designed for AC applications with a rated current of 25 A and a rated voltage of 480 VAC. This device features a trip characteristic curve of A, making it suitable for various protective applications. It has a compact design with a width of 36 mm and a depth of 70 mm, allowing for efficient use in limited spaces.
Manufactured under UL1077 standards, this product is categorized as a mini circuit breaker with a total of 2 poles. The ambient temperature during operation can range from -40 °C, ensuring reliability in harsh environments. This device supports a connectable conductor cross-section of 0.75 mm² for both solid-core and multi-wired connections.
With a rated short-circuit breaking capacity of 10 kA at 230 V and 20 kA at 400 V, it provides robust protection against overloads. The degree of protection is rated at IP20, indicating suitability for indoor use. The unit is designed for flush-mounted installation and complies with the standards outlined in UL File E116386 in Vol. 1 Sec. 2.

Siemens
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Datasheet for Siemens 5SY4225-5, including specifications and features.
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