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Allen Bradley 1395 Spare Parts 126511

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126511

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The 126511 armature pulse board, developed by Allen Bradley, is crucial for specific drive applications. It is designed to mount on the armature pulse bridge and supports voltage ratings from 230 to 660 volts AC, making it suitable for varied operational scenarios.

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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 126511

ManufacturerAllen Bradley
Product TypeArmature Pulse Board
Product Line1395 Spare Parts
Part Number126511
Weight1.00 lbs (0.45 kg)
UPC662453012155
Mounting LocationMounted on the armature pulse bridge
Termination TypeScrew terminals
Rated Current364 Amperes
Voltage Rating230 to 660 Volts AC
Quantity of Board Required Per Drive2 boards for non-regenerative drives and 4 boards for regenerative drives
Operating Horsepower Range400 to 2,000 horsepower
Frequency Rating50 to 60 Hertz
Operating AltitudeUp to 3,300 feet (1,000 meters) without derating
Input Phase Type3-phase
Ambient Operational Temperature0°C to 65°C (32°F to 149°F)
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The armature pulse board, part number 126511 from Allen Bradley’s 1395 Spare Parts series, is an integral piece designed to facilitate motor control in various drive systems. This board is typically mounted on the armature pulse bridge and connects using screw terminals for reliable connectivity. With a rated current capacity of 364 amperes, it is engineered to operate within a broad voltage range of 230 to 660 VAC. When configuring drives, users should note the specific board requirements: non-regenerative drives necessitate 2 boards, while regenerative drives require 4 boards to function effectively.

This board accommodates an operational horsepower range from 400 to 2,000 horsepower, allowing it to serve a variety of motor applications. It also supports a frequency rating between 50 to 60 Hertz, offering compatibility with standard electrical systems. Importantly, the armature pulse board is designed for 3-phase input, ensuring robust performance.

Furthermore, it can be utilized at operating altitudes reaching up to 1,000 meters (3,300 feet) without any decrease in efficiency or performance. Its operational temperature range extends from 0°C to 65°C (32°F to 149°F), thereby ensuring reliability in diverse ambient conditions. The 126511 armature pulse board is essential for effective motor operation in compatible Allen Bradley systems.

Revision Part #Also known as
Ser A126511-A, Series A, Rev A
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