Q2150B | Siemens 150 Amp Molded Case Circuit Breaker

Description

The Siemens Q2150B is a 150 Amp molded case circuit breaker designed for reliable protection in electrical systems. It features a 2-pole configuration, 120/240V rating, and thermal magnetic trip with a 10kA interrupt capacity.

Technical Specifications 

Information About Q2150B

The Siemens Q2150B is a dependable molded case circuit breaker from the Q Series, engineered to support high-demand single-phase electrical systems. Designed for 240-volt applications, it delivers a strong 150-amp capacity, making it ideal for main or feeder protection in residential and light commercial environments. Its thermal magnetic trip unit provides precise overload and short-circuit protection, ensuring stable operation under varying load conditions. The breaker uses Long-Time and Instantaneous functions to respond effectively to both sustained and sudden faults. The 2-pole plug-in configuration enables fast, secure installation with minimal downtime. Built with Siemens’ trusted quality, the Q2150B offers reliable electrical safeguarding where consistent performance is essential.

Key Features:

• Robust 150A Capacity: Supports high-demand single-phase applications requiring strong, stable electrical protection.
• Thermal Magnetic Trip Technology: Provides dependable response to overloads and short-circuit events for enhanced safety.
• 2-Pole Plug-In Design: Ensures quick, secure installation and easy maintenance in standard Siemens load centers.
• Long-Time & Instantaneous Functions: Offers precise fault response across a wide range of operating conditions.
• 10kA Interrupt Rating: Handles significant fault currents to maintain system integrity during electrical disturbances.

The Q2150B delivers the reliability and protection performance required for safe operation of residential and commercial power distribution systems.