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Allen Bradley PowerFlex 700 20BD-DB1-1

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20BD-DB1-1

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The 20BD-DB1-1 from Allen Bradley is an internal dynamic brake resistor kit designed for effective motor control. This kit facilitates quick deceleration for high inertia loads when integrated with a PowerFlex drive.

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Ships from Raleigh, NC
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Not an Authorized Distributor: DO Supply is not an authorized distributor for listed manufacturers or tradenames and therefore the manufacturer's warranty does not apply. All of our products come with DO Supply's 2-year warranty.
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Rockwell Disclaimer: The product is used surplus. DO Supply is not an authorized surplus dealer or affiliate for the Manufacturer of this product. The product may have older date codes or be an older series than that available direct from the factory or authorized dealers. Because DO Supply is not an authorized distributor of this product, the Original Manufacturer's warranty does not apply. While many Allen-Bradley PLC products will have firmware already installed, DO Supply makes no representation as to whether a PLC product will or will not have firmware and, if it does have firmware, whether the firmware is the revision level that you need for your application. DO Supply also makes no representations as to your ability or right to download or otherwise obtain firmware for the product from Rockwell, its distributors, or any other source. DO Supply also makes no representations as to your right to install any such firmware on the product. DO Supply will not obtain or supply 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 firmware.

Technical specifications for 20BD-DB1-1

ManufacturerAllen Bradley
Product TypeInternal Dynamic Brake Resistor Kit
Product LinePowerFlex 700
Part Number20BD-DB1-1
Weight0.69 lbs (0.31 kg)
ApplicationsDesigned for dynamic braking of motors in conjunction with the PowerFlex drive
PurposeFacilitates rapid deceleration of high inertia loads
Braking ComponentDynamic Brake Resistor
Installation (Mounting) TypeTo be mounted inside the drive enclosure
Drive Frame SizeFrame 1
Nominal Resistance115 ohms
Input Voltage Range400-480 volts AC
Input PhaseThree Phase
Resistance Tolerance5% tolerance
Control FeatureRequires brake IGBT to be enabled within the drive
Braking TorqueProvides significant braking torque for brief durations
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The Allen Bradley 20BD-DB1-1 serves as an internal dynamic brake resistor kit, optimized for use with PowerFlex series drives. Its primary function is to enable effective dynamic braking of motors, particularly beneficial for applications involving high inertia loads that require swift deceleration.

The braking component features a nominal resistance rating of 115 ohms, and it is essential to note that the input voltage must range between 400 and 480 volts AC, supplied with three-phase power. Installation requires that the kit is mounted inside the drive enclosure designated for Frame 1 models, ensuring a compact and integrated setup.

This resistor kit has a resistance tolerance of 5%, ensuring reliable performance under varying operational conditions. For full functionality, the brake IGBT needs to be enabled in the drive, allowing it to engage the braking mechanism effectively. The kit is designed to provide a large amount of braking torque but is typically meant for brief durations, making it suitable for demanding applications where rapid stopping is necessary.