BQ3B040 | Siemens 40 Amp Circuit Breaker

Description

Siemens Molded Case Circuit Breaker, Type BQ Low Voltage, 240 VAC, 40 A, 60 Hz Frequency, 10 kA Interrupt, Thermal/Magnetic Trip, 3 Pole, 3 ph, Handle Actuator, Bolt-On/Lug-In/Lug-Out Connection, 8 to 6 AWG, 8 to 4 AWG Wire, Panel Mounting, 40 deg C, 12.7 in L x 4.7 in W x 3.7 in H Dimensions, Black.

Technical Specifications 

Information About BQ3B040

The Siemens BQ3B040 is a robust 40 amp circuit breaker, designed for reliable protection in commercial and industrial electrical systems. This breaker is part of the Type BQ Low Voltage series, suitable for handling medium-load applications. It operates at a voltage rating of 240 VAC and is built to manage three-phase power, ensuring balanced and efficient distribution.

The BQ3B040 features a three-pole configuration and utilizes a thermal magnetic trip type, providing comprehensive protection against both prolonged overcurrent conditions and instantaneous short circuits. This ensures reliable and thorough protection for the electrical system.

With a bolt-on connection type, this circuit breaker supports lug-in/lug-out connections, facilitating secure and straightforward installation. It is mounted on a panel, making it easy to integrate into existing electrical setups.

The breaker has a frequency rating of 60 Hz and an interrupt rating of 10 kA, allowing it to safely interrupt fault currents, enhancing the overall safety of the system. The BQ3B040 accommodates wire sizes ranging from 8 to 6 AWG for copper and 8 to 4 AWG for aluminum, offering flexibility in installation.

Designed to operate at a temperature rating of 40°C (104°F), the Siemens BQ3B040 ensures reliable performance under standard operating conditions. Its actuator type is a handle, allowing for easy manual operation and reset.

Overall, the Siemens BQ3B040 circuit breaker combines advanced protection features, robust construction, and easy installation, making it an ideal choice for safeguarding electrical circuits in demanding commercial and industrial environments.

Manufacturer information

Siemens: A renowned global manufacturer, leading in technology, engineering, and innovation across diverse sectors for a sustainable future.

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IQElectro LLC (IQElectro) is NOT an Authorized Distributor or in any way affiliated with Rockwell Automation, Siemens, or any other Manufacturers. IQElectro is NOT an Authorized Dealer of this product. The product may be of older version, date codes, or design than that available from authorized dealers. As IQElectro is not an authorized dealer of this product, the Original Manufacturer's Warranty and Support DO NOT apply. IQElectro sells SURPLUS only and DOES NOT SELL SOFTWARE or FIRMWARE licenses. Some hardware products may contain software and firmware and may not be legally operated without first obtaining an appropriate license from the manufacturer. IQElectro makes no representation as to whether a product will or will not have software or firmware and, if it does, whether the software or firmware is the revision level that you need for your application. IQElectro also makes no representations as to your ability or right to download or otherwise obtain software or firmware for the product from the Original Manufacturer, its distributors, or any other source. IQElectro also makes no representations as to your right to install any such software or firmware on the product. IQElectro will not obtain or supply software or firmware on your behalf. It is your obligation to comply with the terms of any End-User License Agreement or similar document related to obtaining or installing software or firmware. Customer acknowledges and agrees that IQElectro DOES NOT provide any software, firmware, operating system, or right-to-use licenses with the products it sells. Customers understand and agree that proper software (firmware) licensing, maintenance, and upgrades are subject to the applicable manufacturer's Licensing Agreement or similar document. Disclaimer Policy.