The Siemens 3RV1021-4DA10 is a robust and reliable circuit breaker designed for motor protection. This three-pole device offers a current rating of 25 A at 400 V ac690 V ac, with a high breaking capacity of 100 kA. It utilises thermo-magnetic technology for efficient operation and is compactly sized at 97 x 45 x 96 mm. The circuit breaker features screw-type terminals for both the main current circuit and auxiliary control circuit, ensuring secure and stable connections. It's designed to handle a variety of conductor cross-sections, making it versatile for different applications. This Siemens circuit breaker is part of the Sirius Innovation series, known for their high-quality and performance in industrial settings. Please note that this product does not come with a removable terminal for auxiliary and control circuit.