Parameter Specification Standards Compliance IEC/EN 60947-1 & 60947-2, UL 489, CCC, CE. Rated Operational Current (Ie) 100 A (Set via installed rating plug). Frame Current (Inm) 315 A Poles 4 Poles (3P + N) Rated Insulation Voltage (Ui) 1000 V Rated Operational Voltage (Ue) Up to 690 V AC Ultimate Breaking Capacity (Icu) 50 kA @ 415V AC (Category E) Trip Unit Type Electronic (PR221DS/PR222DS type) Key Protection Functions • L - Overload Protection: Adjustable current setting (Ir: 0.4 to 1 x In) and time delay (tr). • S - Selective Short-Circuit Protection: Adjustable current threshold (Isd: 1.5 to 10 x Ir) and adjustable time delay (tsd) for coordination. • I - Instantaneous Protection: Adjustable magnetic threshold (Ii: 2 to 14 x In). Auxiliary Functions • Communication Ready: Built-in port for optional communication modules (e.g., ABB COM-xx modules for Modbus, Profibus DP). • Measurement: Capable of monitoring current, power, energy, etc., visible via communication. Mounting Fixed Mounting Version (can be used with fixed or plug-in base/adaptor). Typical Applications Main and sub-distribution switchboards Industrial plant power distribution Protection of feeders, motors, and capacitor banks Integration into Building Management Systems (BMS) and SCADA via communication.