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Heater Element W73 | Eutectic Alloy | Class 20 Protection | by Allen-Bradley
The W73 Heater Element is designed for W Series overload relays, featuring a eutectic alloy construction and Class 20 protection. Ideal for industrial motor control systems, it supports current ratings of 58 Amp at Size 2, 72 Amp at Size 3, and 77 Amp at Size 4, ensuring reliable overload protection in electrical starters and automation equipment.
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Technical Specifications
- Type: Eutectic alloy type overload relay heater element
- Compatibility: Bulletin 500 line starters
- Protection Class: Class 20
- Current Ratings: 58 Amp @ Size 2, 72 Amp @ Size 3, 77 Amp @ Size 4
- Dimensions (H x L x W): 50mm x 150mm x 100mm
- Weight: 1.5 kg
Key Features
- Eutectic alloy type overload relay heater element
- Compatible with Bulletin 500 line starters
- Class 20 protection
- Supports 58 Amp at Size 2, 72 Amp at Size 3, and 77 Amp at Size 4
Professional Installation Requirements
- Installation should be performed by a qualified electrician or technician experienced with motor control equipment.
Applications
- Industrial motor control systems
- Overload protection in electrical starters
- Automation and manufacturing equipment
Standards & Compliance
- Complies with AS/NZS 4801 – Occupational Health & Safety Management Systems
Environmental Benefits
- Enhances equipment longevity reducing waste
- Supports efficient motor protection to prevent energy loss
Warranty Information
Radwell 2-year warranty included; factory warranty does not apply.
Available Now
The Allen-Bradley W73 Heater Element is available now for immediate purchase, ideal for industrial motor control and overload protection applications.
