Siemens 3VL2115-1KN30-0AA0 Circuit Breaker, 150A, 3-Pole

The Siemens 3VL2115-1KN30-0AA0 Circuit Breaker is built to protect demanding industrial electrical systems with precision. Designed for service, maintenance, and replacement projects, this three-pole unit delivers dependable overcurrent protection for three-phase applications at a 150 A rating. When reliability matters—from manufacturing lines to control panels—this Siemens breaker helps keep downtime minimal and safety intact.

Why this Siemens circuit breaker stands out

Three-pole configuration supports balanced protection for three-phase loads, simplifying integration into existing three-phase distribution networks. Crafted by Siemens, it blends robust mechanical construction with a dependable trip mechanism, offering consistent performance in challenging environments. This unit is specifically positioned for industrial use, where quick disconnection under fault conditions and straightforward installation are essential.

Key specifications

• Manufacturer: Siemens
• Part Number: 3VL2115-1KN30-0AA0
• Product Type: Circuit Breaker
• Amperage: 150 A
• Poles: 3

Ideal use cases

• Industrial service panels and distribution boards that power motors, drives, or other heavy loads.
• Maintenance and replacement projects where a precise, compatible Siemens part is required.
• New installations in three-phase facilities that rely on reliable, easy-to-install protection for critical equipment.

How it helps you make a smart buying decision

Because the fit must be exact, this part number—3VL2115-1KN30-0AA0—should be confirmed against your equipment’s requirements and your application’s electrical specifications. Verifying compatibility by part number and project needs ensures seamless integration, reduces commissioning time, and minimizes the risk of mismatched protection hardware in high-stakes environments.

Practical tips for installation and compatibility

Before installation, confirm the breaker’s trip characteristics align with your system’s protection strategy and that the panel is rated for 150 A, 3-pole operation. This unit is intended for industrial circuits where three-phase distribution is common, so plan wiring with balanced phasing and proper torque on terminations to maintain reliable operation over time. If you’re unsure about compatibility, a quick check against your current panel catalog or project bill of materials can save time and prevent retrofit errors.

In short, the Siemens 3VL2115-1KN30-0AA0 Circuit Breaker offers focused, three-phase protection with a clear path to reliable integration in industrial environments. Its 150 A rating and 3-pole design address the core needs of modern manufacturing and heavy electrical equipment, backed by Siemens’ legacy of rugged, dependable protection.