Square D B17.5 Thermal Unit

Product Description

The Square D B17.5 Thermal Unit is designed for use in melting alloy thermal overload relays. This device protects motors, controllers, and branch-circuit conductors from excessive heat caused by prolonged overload currents.

• Tripping time of 20 seconds or less on overload conditions
• Accepts class H, R, CC, M, and J fuses up to 200 Amps
• Constructed with high impact thermoplastic for durability

Product Highlights

This thermal unit features a one-piece construction that enhances reliability. It automatically trips in response to overloads, providing essential protection for motor circuits.

Product Information

Standard Information

• Brand: Square D
• Manufacturer: Schneider Electric

Technical Specifications

• Catalog Number: B17.5
• Type: Thermal - Melting Alloy
• Trip Type: Standard trip - Class 54
• Reset Type: Manual
• Applications: For use in melting alloy thermal overload relays
• Warranty Length: 18 months
• Country of Origin: Mexico
• UPC: 785901587521