Siemens 3RV1021-0AA10 (SIRIUS) – motor circuit protector / replacement module

The Siemens 3RV1021-0AA10 is a SIRIUS-series component intended for motor circuit protection and control in industrial automation. It is used as a replacement or modular element within motor protection circuits (overload/fault protection, disconnection). Before installation, verify the part number against the device datasheet and confirm current/voltage ratings and mounting compatibility.Key points: – Genuine Siemens SIRIUS component – Intended for motor protection and control circuits – Suitable for industrial control panels (check mounting and dimensional requirements)Note: Specific electrical parameters (current, voltage) are not specified here — consult the official datasheet or the manufacturer’s label before use.