Siemens 3RV1721-0ED10 - 4A, 3-Pole, Circuit Breaker

Siemens 3RV1721-0ED10 is a 4 A, three-pole circuit breaker designed to deliver dependable overcurrent protection across three phases in demanding electrical environments. Built for robust performance in panelboards, switchboards, and control panels, this unit integrates with Siemens infrastructure to ensure quick, reliable protection where it matters most.

Why this 3-pole breaker stands out

• Precise protection at 4 A – Ideal for safeguarding smaller three-phase circuits, control circuits, and auxiliary loads without over-tripping larger systems.
• Three-pole configuration – Enables synchronized protection of all three conductors in a single device, simplifying wiring and improving coordination in three-phase networks.
• Versatile installation – Engineered for use in distribution panels, motor control centers, and OEM equipment, offering flexible deployment across industrial, commercial, and manufacturing environments.
• Reliable Siemens design – Built to endure demanding conditions and designed to integrate smoothly with Siemens panelboards, switchboards, and control panels for streamlined replacement and maintenance.

Best-fit use cases

• Protection for three-phase motor drives and auxiliary power circuits in MCCs and control centers
• Distribution panel upgrades or retrofits where a compact, fixed-rating breaker is required
• OEM equipment where precise current rating and reliable protection across three phases are essential
• Industrial and commercial electrical installations that demand consistent safety and performance from trusted Siemens components

Practical considerations and benefits

With the Siemens 3RV1721-0ED10, you gain a compact, dependable solution that simplifies protection strategies in three-phase systems. Its 4 A rating provides targeted protection for sensitive loads, helping prevent nuisance trips while maintaining safety across panelboards and motor control centers. The 3-pole design minimizes wiring complexity and ensures coordinated protection across all phases, which is crucial for maintaining stable operation in dynamic industrial environments.

Specification at a glance

• Current rating: 4 A
• Poles: 3-Pole
• Breaker type: Circuit Breaker

Choose the Siemens 3RV1721-0ED10 when you need a reliable, three-phase protection solution that aligns with Siemens infrastructure and delivers precise current protection in panelboards, switchboards, and control panels. It’s a practical, durable choice for industrial, commercial, and OEM applications where overcurrent protection and safe operation are non-negotiable.