Technical Specifications Parameter Specification / Typical Value (To be Verified) Manufacturer / Brand Eaton Model Number DG1-34012FB-C21C Product Line Power Xpert DG1 Automatic Transfer Switch Rated Operational Current (Ie) Possibly 1200 A (This is a critical guess based on "12"; could be 400A, 600A, etc.) Poles 4 Poles (3 Phase + Neutral) - This is typical for this type of ATS. Rated Withstand Current (Icw) High, typically 50 kA to 100 kA range. Rated Operational Voltage (Ue) 480 V AC or 600 V AC Control Voltage Specified by the "C21C" suffix (e.g., 120/240V AC or others). Controller Type Microprocessor-based (e.g., EZMatic or more advanced). Standards Compliance UL 1008, IEC 60947-6-1