QOU340 - 40Amp Circuit Breaker

QOU340 - 40Amp Circuit Breaker

The Schneider Electric QOU340 Miniature Circuit Breaker is a high-performance solution designed to provide reliable circuit protection for a variety of residential, commercial, and industrial applications. Part of the trusted QOU series, this circuit breaker is specifically engineered to offer superior overcurrent protection and efficient switching for both AC and DC electrical systems. With a current rating of 40 amperes and operating at 240 volts AC, the QOU340 boasts an impressive interrupting capacity of 10 kA, making it ideal for managing significant electrical loads. Its three-pole design and versatile unit mount configuration allow for flexible installation, including DIN rail, surface, or flush mounting. The breaker features a thermal magnetic trip mechanism that combines both instantaneous and time-delayed overcurrent protection, ensuring enhanced safety and reliability.

Key Features and Benefits:

• Reliable Overcurrent Protection: Offers both instantaneous and time-delayed protection to shield your electrical systems from short circuits and overloads.
• High Interrupt Capacity: Rated at 10 kA, the QOU340 can handle significant fault currents, ensuring robust protection for your electrical system.
• VisiTrip Indicator: Provides a clear visual indication when the circuit breaker has tripped, facilitating quick and efficient troubleshooting.
• Versatile Mounting Options: Can be DIN rail mounted, surface mounted, or flush mounted using mounting feet, providing flexibility for various installation needs.
• Durable Construction: Engineered to withstand high humidity and salt environments, ensuring long-lasting performance in demanding conditions.

Technical Specifications:

• Product Type: Miniature Circuit Breaker
• Range: QOU Series
• Current Rating: 40 Amperes
• Voltage Rating: 240 V AC, 48 V DC
• Mounting Type: Unit mount
• Number of Poles: 3
• Interrupt Rating: 10 kA at 240 V AC
• Electrical Connection: Slotted box lugs (line side and load side)
• Wire Size: AWG 14 to AWG 2 (aluminum/copper)
• Dimensions: Height 4.05 in (102.87 mm), Width 2.25 in (57.15 mm), Depth 2.95 in (74.93 mm)
• Weight: 1.10 lb (0.512 kg)

Material Compliance and Certifications:

• Compliance: The QOU340 adheres to Schneider Electric’s Green Premium™ standards, ensuring compliance with the latest environmental regulations, including RoHS and REACh. This circuit breaker is free from toxic heavy metals, mercury, and halogens, making it an environmentally friendly choice. It is UL Listed, CSA Certified, and IEC compliant, confirming its adherence to stringent safety and quality standards.

Suitability:

• The Schneider Electric QOU340 is ideal for a wide range of applications, including residential, commercial, and industrial settings. Its high interrupt capacity, reliable overcurrent protection, and versatile mounting options make it suitable for use in load centers, panelboards, and other critical electrical distribution systems. Whether you are an electrician seeking a dependable circuit breaker or a contractor looking for a reliable solution for your projects, the QOU340 provides the performance and protection required to ensure the safety and efficiency of your electrical systems.