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T2N160 TMD160/1600 FF 3P

The ABB T2N160 TMD160/1600 FF 3P is a three‑pole molded case circuit breaker from ABB’s SACE Tmax T2N series, designed for reliable protection of low-voltage electrical distribution systems. It features a TMD thermal-magnetic trip unit with an adjustable instantaneous (short‑circuit) setting range from 160 A to 1600 A, providing precise overload and short‑circuit protection. The breaker comes with front fixed terminals (FF) for simplified installation in switchboards, motor control centers, and industrial panels. Its robust construction ensures dependable performance in industrial and commercial power systems.

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Technical Parameters Parameter Specification Product type Molded Case Circuit Breaker (MCCB) Product series ABB SACE Tmax T2N Poles 3 poles Terminal type Front fixed terminals (FF) Trip unit type TMD (Thermal-magnetic) Adjustable instantaneous (short-circuit) setting 160–1600 A Rated uninterrupted current (Iu) 160 A frame rating Rated operational voltage (Ue) Up to 690 V AC / 500 V DC Rated insulation voltage (Ui) 800 V AC Rated impulse withstand voltage (Uimp) 8 kV Rated service short-circuit breaking capacity (Ics) 100 kA @ 220–230 V AC; 70 kA @ 380–415 V AC; 55 kA @ 440 V AC; 36 kA @ 500 V AC; 8 kA @ 690 V AC (typical IEC values) Rated ultimate breaking capacity (Icu) Same as Ics depending on voltage Protection functions Overload and short‑circuit protection Standards compliance IEC 60947‑2 Mechanical durability ~25,000 operations Electrical durability ~8,000 operations at rated load Mounting Fixed panel installation Typical applications Industrial and commercial power distribution, feeder protection, motor control centers