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1SDA067032R1

The ABB 1SDA067032R1 is a four‑pole molded case circuit breaker (MCCB) from ABB’s Tmax XT2N series, featuring a thermomagnetic (TMD) trip unit with adjustable current settings from 20 A to 300 A. It is designed for fixed installation with front bolt terminal connections and provides reliable overload and short‑circuit protection for low‑voltage electrical distribution systems. This MCCB is suitable for applications in industrial and commercial power distribution where dependable protective coordination and robust interruption performance are required

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Technical Specifications Parameter Specification Part Number / Model 1SDA067032R1 Product Molded Case Circuit Breaker (MCCB) Series / Family Tmax XT2N Trip Unit Type Thermomagnetic (TMD), adjustable 20–300 A Number of Poles 4 Poles (4P) Rated Operational Current (In) 20 A (trip setting) Rated Uninterrupted Current (Iu) 160 A Adjustment Range (Thermal / Magnetic) 14–20 A thermal; magnetic up to 300 A Rated Operational Voltage (Ue) up to 690 V AC / 500 V DC Rated Insulation Voltage (Ui) 1000 V Rated Impulse Withstand Voltage (Uimp) 8 kV Short‑Circuit Breaking Capacity (Icu) Up to 65 kA at lower AC voltages; 36 kA at 380–440 V AC; 10 kA at 690 V AC Rated Service Breaking Capacity (Ics) Same as Icu ratings Terminal Type Front bolt terminals Connection Capacity Cable/busbar compatible (e.g., 32.5–100 mm²) Mechanical Durability ~25,000 operations Electrical Endurance ~8,000 operations Degree of Protection IP20 Standards Compliance IEC 60947‑2 Typical Weight ~1.4–1.6 kg Typical Width ~120 mm