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Allen Bradley Bulletin 500 Accessories W57

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W57

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The W57 heater element is designed for overload relay systems and is part of the Allen Bradley Bulletin 500 Accessories. This component is constructed from eutectic alloy, providing reliable thermal management in various applications. It features a trip class of 20 and fits sizes 00, 1, and 2, making it adaptable for different settings.

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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 W57

ManufacturerAllen Bradley
Product TypeHeater Element for Overload Relay
Product LineBulletin 500 Accessories
Part NumberW57
UPC781180154379
Relay MaterialEutectic Alloy
Trip ClassClass 20
SizeSize 00, 1, and 2
Full Load Amps at Size 0015.7 A
Full Load Amps at Size 116.3 A
Full Load Amps at Size 216.4 A
Minimum Operating Temperature0°C
Maximum Operating Temperature40°C
Storage Temperature Range-30°C to 65°C
Relative Humidity5 to 95% (Non-Condensing)
Installation Altitude1000 m
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The Allen Bradley part number W57 is a heater element intended for use in overload relay applications within the Bulletin 500 Accessories series. This heater element excels in providing thermal management, utilizing a eutectic alloy material for effective operation. Designed to fit different sizes, specifically Size 00, 1, and 2, it accommodates a range of electrical loads.

For Size 00, it supports full load amps of up to 15.7 A, while Size 1 allows for 16.3 A, and Size 2 has a maximum capacity of 16.4 A. This flexibility ensures that it is suitable for various systems requiring load protection. The component operates efficiently within temperatures ranging from a minimum of 0°C to a maximum of 40°C. When stored, it can withstand temperatures between -30°C and 65°C, making it resilient in diverse environments.

The heater element maintains operational integrity in conditions with relative humidity levels from 5% to 95%, provided that condensation does not occur. Additionally, it can be installed at altitudes of up to 1000 meters, allowing for versatile applications. The W57 delivers reliable performance, ensuring effective overload protection in electrical systems.