ABB T5N 400 MCCB with PR221DS-LS/I trip unit is a 3-pole, 400A moulded case circuit breaker designed for reliable protection against overloads and short circuits. It features a breaking capacity of 36kA at 415V AC, fixed mounting, and complies with IEC 60947-2 standards. Ideal for industrial and commercial low-voltage power distribution.

Model: T5N 400
? Rated Current (In): 320A
? Frame Size: 400A
? Trip Unit: PR221DS-LS/I
 • L (Long-time): Overload protection
 • S (Short-time): Short circuit protection
 • I (Instantaneous): High-level short circuit protection
? Number of Poles: 3P (Three Pole)
? Mounting Type: Fixed-Fixed (F F)
? Breaking Capacity: 36kA at 415V AC
? Standard Compliance: IEC 60947-2
? Operating Voltage Range: 220–690V AC
? Compact Size: Space-saving design for panel installations
? Applications: Industrial, commercial, infrastructure, and utility systems