Siemens HQR23B250L 250A 3-Pole 240 V Circuit Breaker

Siemens HQR23B250L is a robust 250 A, 3-pole circuit breaker crafted for 240 V three-phase electrical systems. Built by Siemens, this unit delivers reliable overcurrent protection to help safeguard motors, feeders, and distribution panels from overloads and short circuits in demanding commercial and industrial environments.

Key specifications

• Part Number: HQR23B250L
• Current rating: 250 A
• Poles: 3
• Voltage rating: 240 V

Why choose the Siemens HQR23B250L

• Designed for seamless integration with Siemens panels and enclosures, ensuring a reliable, drop-in replacement when upgrading or maintaining a three-phase system.
• Durable construction built to withstand the rigors of industrial environments, providing consistent performance over time.
• Part of the Siemens HQR family, so you benefit from components that are tested to work together within your electrical distribution network.

Practical use cases

• Protect a 3-phase feeder powering large motors, pumps, or HVAC drives in manufacturing or processing facilities.
• Upgrade or replace aging breakers in commercial electrical panels to support higher continuous loads up to 250 A at 240 V.
• Ensure reliable protection for power distribution in warehouses, data centers, or industrial control rooms that rely on stable 3-phase operation.

Installation and safety notes

Before replacement, verify compatibility with your Siemens panel labeling and confirm the 240 V three-phase supply. Follow proper lockout/tagout procedures and consult panel documentation to ensure the HQR23B250L is the correct device for your system’s protection needs.

With the Siemens HQR23B250L, you get a purpose-built, high-capacity 3-pole circuit breaker that aligns with Siemens electrical infrastructure, delivering dependable protection for critical 3-phase loads while simplifying maintenance and replacements.