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Allen Bradley Bulletin 500 Accessories W34

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W34

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The W34 thermal overload relay heater element by Allen Bradley is designed to offer Class 20 protection. This component is compatible with the Bulletin 500 line starters and supports a maximum control circuit voltage of 600 V AC, making it versatile for various applications.

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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 W34

ManufacturerAllen Bradley
Product TypeThermal Overload Relay Heater Element
Product LineBulletin 500 Accessories
Part NumberW34
Weight0.06 lbs (0.03 kg)
UPC781180153747
Overload ClassClass 20 Protection, Type W
Full Load Amperes- Size 0: 1.89
Heater Element TypeEutectic alloy
Trip ClassClass 20
Frame Size CompatibilitySize 00–0, Size 1
Full Load Amp Rating (Size 00–0)4.27 A
Full Load Amp Rating (Size 1)4.23 A
Heater Element SeriesType W
Reset TypeManual reset
Number of Poles Supported3
Control Circuit Voltage Compatibility600 V AC
Frequency Rating50/60 Hz
Overload Relay CompatibilityBulletin 500 line starters
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The Allen Bradley W34 is a thermal overload relay heater element engineered for precision and durability. This component falls under the Bulletin 500 Accessories series and offers Class 20 protection. It incorporates an eutectic alloy design for efficient thermal regulation. Suitable for various frame sizes, it can be paired with Size 00 through Size 1 applications. The device is rated to handle full load amperes of 4.27 A for sizes 00–0 and 4.23 A when paired with Size 1.

The trip class adheres to Class 20 parameters, ensuring reliable overload protection. Additionally, the W34 supports a manual reset feature, granting users control after a trip condition is activated. This heater element can accommodate up to three poles, providing versatility in installation setups. Compatible with control circuit voltages of up to 600 V AC, it operates effectively within frequency ratings of 50 or 60 Hz. The W34 is specifically designed for integration into Bulletin 500 line starters, enhancing the operational safety of electrical systems.