Technical Parameters
Parameter / Feature Specification
Model / Type XT2N 160 TMA160‑1600 3P FF MCCB
Number of Poles 3‑pole (3P)
Trip Unit Type Thermal‑magnetic (TMA), adjustable
Rated Operational Current 160 A
Adjustable Current Range 160 A – 1600 A
Rated Operational Voltage Up to 690 V AC
Rated Insulation Voltage (Ui) 1000 V
Rated Impulse Withstand Voltage (Uimp) 8 kV
Short‑Circuit Breaking Capacity High breaking capacity, suitable for industrial applications (e.g., up to 50 kA–100 kA depending on voltage rating)
Connection / Terminals Front terminals (FF), fixed mounting
Busbar / Main Circuit Connection Suitable for large busbar connections (size depends on installation)
Current Type AC / DC compatible
Electrical Durability Thousands of operations at rated load (typical industrial standard)
Mechanical Durability Tens of thousands of operations
Typical Applications Industrial power distribution, motor protection, machinery protection, branch‑circuit protection, general three‑phase load protection
The ABB XT2N 160 TMA160‑1600 3‑pole FF is a fixed (non‑withdrawable) molded‑case circuit breaker designed for protection of three‑phase electrical circuits in industrial and commercial low‑voltage installations. It features a thermal‑magnetic (TMA) trip unit with adjustable overload and short‑circuit settings. The breaker provides reliable overcurrent and short‑circuit protection, suitable for motor circuits, machinery, and general power distribution. It is designed for front‑terminal (FF) installation, supporting high breaking capacity and adjustable protection for a wide range of applications.