ABB S201-Z6 1-Pole 6 A Z-Characteristic Miniature Circuit Breaker, 6 kA Breaking Capacity 2CDS251001R0378

With a 6 kA short-circuit breaking capacity and Z-characteristic tripping, the ABB S201-Z6 delivers precise protection for circuits with high inrush currents, such as semiconductor devices and control transformers. This 1-pole miniature circuit breaker is rated at 6 A and operates at 230/400 V AC, ensuring reliable interruption under fault conditions.

Overview

The ABB S201-Z6 is part of the S200 series, engineered for demanding applications where fast tripping on low-level faults is essential. Its Z-characteristic provides magnetic tripping at 2 to 3 times the rated current, making it ideal for protecting sensitive equipment. The breaker mounts on standard DIN rail and features screw terminals for secure wiring.

What stands out

• Z-characteristic for protection of circuits with high inrush currents
• 6 kA breaking capacity at 230/400 V AC
• 1-pole design, 6 A rated current
• DIN rail mounting for easy installation
• Wide terminal capacity: up to 35 mm² rigid conductor

Technical details

• Number of poles: 1P
• Rated current: 6 A
• Tripping characteristic: Z
• Rated short-circuit breaking capacity: 6 kA
• Rated voltage: 230/400 V AC
• Rated frequency: 50/60 Hz
• Rated insulation voltage: 440 V
• Rated impulse withstand voltage: 4 kV
• Energy limiting class: 3
• Electrical endurance: 10000 AC cycles
• Mechanical endurance: 20000 cycles
• Terminal type: Screw terminals
• Terminal capacity (flexible): 0.75 ... 25 mm²
• Terminal capacity (rigid): 0.75 ... 35 mm²
• Mounting type: DIN rail (TH35-7.5 / TH35-15)
• Degree of protection: IP20 (terminals), IP40 (enclosure with cover)
• Operating temperature range: -25 to +55 °C
• Standards: IEC/EN 60898-1, IEC/EN 60947-2
• Product series: S200

Our verdict

The ABB S201-Z6 is a robust choice for protecting sensitive circuits, offering precise Z-characteristic tripping and a solid 6 kA breaking capacity in a compact DIN rail module.