Q290

The Siemens Q290 is a miniature thermal-magnetic circuit breaker that combines safety and reliability in a compact design. With a 2-pole configuration, it handles a rated current of 90 A and supports a voltage rating of 120/240 VAC. This device is engineered to interrupt faulty current flows with an impressive capacity of 10 kA, providing crucial circuit protection in various applications.

The breaker is designed for operation in a standard environment with a frequency of 60 Hz. Its NEMA 1/3R enclosure rating ensures protection from limited dust and water ingress, making it suitable for indoor and certain outdoor installations. Measurement-wise, it has dimensions of 3 inches in length, 3 inches in width, and 2 inches in height. Weighing 0.617 lb, it is lightweight for easy handling and installation.

The Q290 features a plug-in mounting style, facilitating swift installation and maintenance. It connects using load-side lugs, accommodating wire sizes of 8 AWG. Designed with an LI thermal-magnetic trip range, it promises accurate tripping under overcurrent situations. This model is ideal for protecting sensitive electrical circuits from overloads and short circuits, ensuring safe and stable operation across different applications.