The Siemens 3RV1421-0AA10 is a robust circuit breaker designed for transformer protection and motor control applications. This component, part of the SIRIUS product family, is engineered to provide reliable overload and short-circuit protection for electrical systems. With a size S0 frame, it is compact and suitable for space-saving installations.
This three-pole circuit breaker features a screw connection and is rated for a standard breaking capacity, ensuring it can handle typical industrial electrical loads. It has an adjustable response current range of 0.11 to 0.16 A for the current-dependent overload release, and a trip class of CLASS 10, which is indicative of its quick response to overload conditions.
The 3RV1421-0AA10 operates effectively within a wide range of ambient temperatures, from -20 to +70 degrees Celsius during operation, making it versatile for various working environments. It is also designed to withstand installation altitudes of up to 2000 meters above sea level without derating.
With an impulse voltage resistance rated at 6,000 V and a protection class of IP20, this circuit breaker is finger-safe and provides a degree of protection against the ingress of solid foreign objects. Its mechanical operating cycles are rated for 100,000 operations, demonstrating its durability and longevity in demanding industrial settings.
The device's dimensions are practical for installation, with a depth of 96 mm, a height of 97 mm, and a width of 45 mm. It can be mounted onto a 35 mm standard mounting rail according to DIN EN 50022, allowing for flexible installation positions.
The Siemens 3RV1421-0AA10 circuit breaker is a reliable choice for electrical protection in industrial control systems, offering both performance and durability.