ABB S202UP-K20 20A 2-Pole 480 V Circuit Breaker Potential Transformer

Meet the ABB S202UP-K20—a dependable, compact circuit protection solution engineered for 480 V industrial environments. With a 20 A current rating and a 2-pole design, this ABB circuit breaker is built to safeguard critical circuits while simplifying maintenance and replacement in demanding power distribution setups. Part number S202UP-K20 ensures precise identification and easy ordering for service teams.

• Two-pole protection interrupts both conductors in a 480 V circuit, helping reduce arc risk and maintaining balanced protection across your distribution path.
• 20 A current rating delivers reliable overload protection for standard branch circuits, minimizing nuisance trips while preserving equipment longevity.
• 480 V electrical systems target medium- to high-voltage applications common in industrial facilities, data centers, and manufacturing floors.
• Clear part identification with the S202UP-K20 model number simplifies inventory, ordering, and replacement procedures for maintenance teams.

Applications and use cases

• Industrial control panels and distribution boards in facilities powered by 480 V systems
• Protection for motor loads, HVAC equipment, lighting, and other critical circuits within a plant
• Maintenance-friendly solution for facilities seeking reliable, long-term circuit protection with straightforward part replacement

Why this model stands out in a crowded field is its targeted combination of voltage rating, current rating, and a two-pole design that ensures synchronized disconnection—helping protect both conductors and connected equipment. The ABB name adds a layer of assurance for uptime and compatibility with existing ABB protection schemes, while the 20 A setting provides a practical balance between safety and operational continuity.

Technical snapshot

• Current rating: 20 A
• Poles: 2
• Voltage rating: 480 V
• Part number: S202UP-K20

Note: While the primary role of this device is circuit protection, the S202UP-K20 is compatible with protection schemes and measurement configurations that utilize potential transformers for metering and control instrumentation in larger power distribution architectures.