W55 - Allen-Bradley W Series Thermal Overload Heater Element 12.8-13.7A Class 20 Protection

W55

W55 is an Allen-Bradley W Series thermal overload heater element designed for use with NEMA overload relays and motor control applications. This heater element provides Class 20 protection and is suitable for general-purpose motor control circuits requiring reliable overload protection. The W55 heater element is engineered for compatibility with Allen-Bradley 500 Line overload relays and is commonly used in industrial motor control systems. It features a full load current range of 12.8 to 13.7 amps and is constructed with eutectic alloy for consistent thermal performance. The element is rated for use at a controller ambient temperature of 40°C (104°F) and is designed for motors with a service factor of 1.15 or greater.

• Part Number: W55
• Manufacturer: Allen-Bradley
• Series: W Series
• Type: Thermal Overload Heater Element
• Full Load Current Range: 12.8-13.7A
• Overload Class: Class 20 Protection
• Controller Ambient Temperature: 40°C (104°F)
• Motor Service Factor: 1.15 or greater
• Material: Eutectic Alloy
• Weight: 0.05 lbs
• Compatible With: Allen-Bradley 500 Line Overload Relays
• Application: NEMA Motor Control

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Specifications

• Part Number: W55
• Manufacturer : Allen-Bradley
• Brand : Allen-Bradley
• Category : Motor Control
• Item Subcategory : Heater Element
• Family : W Series
• Type : W
• Full Load Amp Minimum : 12.8
• Full Load Amp Maximum : 13.7
• Compatible Frames : TJK

Product Data

• UPC : 781180154324
• Weight : 1 lb