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Allen Bradley Bulletin 500 Accessories W54

Product image is representative; revision or series may vary. Contact us to request a specific version.

W54

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The Allen Bradley W54 is a heater element designed for overload relay applications. Constructed from eutectic alloy, it is appropriate for use in several sizes and has specific full load amp ratings for each size variant.

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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 W54

ManufacturerAllen Bradley
Product TypeHeater Element for Overload Relay
Product LineBulletin 500 Accessories
Part NumberW54
UPC781180154294
MaterialEutectic Alloy
Trip ClassClass 20
SizeSize 0, 1, and 2
Full Load Amps @ Size 012.2 A
Full Load Amps at Size 112.5 A
Full Load Amps at Size 212.6 A
Minimum Operating Temperature0°C
Maximum Operating Temperature40°C
Relative Humidity5 to 95% (Non-Condensing)
Installation Altitude1000 m
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The W54 heater element from Allen Bradley is crucial for overload relay function. It is built from a eutectic alloy, offering durability and reliability. The element is designed for Trip Class 20 operation, ensuring appropriate tripping for overload conditions. This heater is available in three sizes: 0, 1, and 2, each with precise full load amp ratings indicating their capacity. Size 0 supports up to 12.2 A, while Size 1 can accommodate 12.5 A, and Size 2 allows for a maximum of 12.6 A.

Operating within the temperature constraints of 0°C to 40°C, the W54 heater remains effective in various environments. It can handle relative humidity levels between 5% and 95%, provided conditions do not lead to condensation. Additional installation flexibility is available, with this unit suitable for altitudes up to 1000 meters. This makes the W54 element a versatile choice for various applications requiring dependable overload relay protection.