1SDA068059R1_ABB_PRODUCT_吉林易择科技技术发展有限公司

Technical Specifications Parameter Specification Part / Model ABB 1SDA068059R1 Product Type Molded Case Circuit Breaker (MCCB) Series / Family Tmax XT3N Trip Unit / Release Thermo‑magnetic (TMD), adjustable Number of Poles 3‑pole (3P) Frame / Uninterrupted Current (Iu) 250 A Thermo‑magnetic Setting Range 175 … 250 A (adjustable) Rated Operational Voltage (Ue) 690 V AC / 500 V DC Rated Insulation Voltage (Ui) ~800 V Rated Impulse Withstand Voltage (Uimp) 8 kV Rated Ultimate Breaking Capacity (Icu) • 220‑240 V AC 50 kA • 380‑415 V AC 36 kA • 440 V AC ~25 kA • 500 V AC ~20 kA • 690 V AC ~5 kA Rated Service Breaking Capacity (Ics) Similar to Icu per voltage level Rated Instantaneous Short‑Circuit Setting (Ii) ~2500 A **AC/DC Rated Yes (AC & DC operation)** Terminal Connection Front bolt terminals Terminal Torque ~8 N·m Connection Capacity Main circuit busbars/cables Mechanical Durability ~25,000 operations Electrical Durability ~8,000 operations Standards Compliance IEC 60947‑2 Degree of Protection IP20 Typical Weight ~1.6–1.7 kg Dimensions (approx.) ~105 mm wide × ~150 mm high × ~70 mm deep

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DESCRIBE

The ABB 1SDA068059R1 is a three‑pole molded case circuit breaker (MCCB) from ABB’s Tmax XT3N series designed for industrial and commercial low‑voltage power distribution protection. It features a thermo‑magnetic (TMD) trip unit with adjustable protection settings, providing reliable overload and short‑circuit protection across a broad current range. The breaker is built for fixed installation with front bolt terminals and is suitable for AC and DC applications typical of main, feeder, and motor circuit protection. With robust interrupting capabilities and compliance with IEC standards, this MCCB ensures safe interruption of fault currents in demanding electrical systems.

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