Q390 - 90Amp Circuit Breaker

Q390 - 90Amp Circuit Breaker

The Siemens Q390 circuit breaker is an essential component for residential and light commercial electrical systems, offering robust and reliable protection. This high-performance miniature thermal magnetic circuit breaker, part of the Siemens Type QP/MP series, is designed to handle a 90Amp current rating at 240V AC, ensuring your electrical infrastructure remains safe and efficient. Its advanced thermal magnetic trip unit provides precise protection by responding swiftly to both overloads and short circuits, making it a critical component for modern electrical setups.

Key Features and Benefits:

• Enhanced Interrupt Rating: The Siemens Q390 features a 10kAIC interrupt rating, providing superior protection by quickly interrupting high fault currents, thereby reducing the risk of electrical fires and damage to your equipment.
• Thermal Magnetic Trip Unit: Equipped with a thermal magnetic trip mechanism, this circuit breaker ensures accurate and reliable interruption of overcurrent events, safeguarding your electrical system from potential hazards.
• Three-Pole Design: The Q390's three-pole design allows for comprehensive protection of three-phase electrical systems, making it versatile for various applications.
• Compact and Lightweight: With a net weight of just 0.860 lbs and dimensions of 3.543 x 12.598 x 3.15 inches, the Q390 is easy to install in a variety of electrical panels, saving space without sacrificing performance.

Technical Specifications:

• Type: QP/MP
• Voltage Rating: 240V AC
• Amperage Rating: 90Amp
• Trip Range: Thermal Magnetic
• Interrupt Rating: 10kAIC
• Number of Poles: 3P
• Dimensions: 3.543 x 12.598 x 3.15 inches
• Net Weight: 0.860 lb

Material Compliance and Certifications:

• Compliance: The Siemens Q390 circuit breaker is manufactured to meet the highest industry standards, ensuring compliance with all relevant safety regulations. Certified under UL 489, this product provides assurance of its quality, safety, and reliability in residential and light commercial applications.

Suitability:

• This circuit breaker is ideal for use in residential and light commercial electrical systems, offering dependable protection for load center mains, feeders, and branch circuits. Its robust design and advanced features make it a preferred choice for contractors and electricians who prioritize reliability and efficiency in their electrical protection solutions. This circuit breaker is an active product in Siemens' portfolio, ensuring its availability and support for current and future installations.