The SQUARE D B4.85 thermal unit is designed to replace faulty or outdated thermal units in overload relays. This key component ensures safety by breaking electrical connections when certain temperatures are exceeded, helping to prevent damage to connected devices. The unit utilizes a melting alloy solder material.
Replaces damaged thermal units in overload relays
Protects loads from overheating
Disengages circuit if current surpasses a set limit
Product Highlights
The B4.85 is essential for maintaining operational safety and efficiency in various electrical applications.
Product Information
Standard Information
Brand: SQUARE D
MPN: B4.85
Technical Specifications
Full Load Current
2.96 to 3.17 A, 3 to 3.42 A, 3.1 to 3.32 A, 3.14 to 3.59 A, 3.16 to 3.55 A, 3.17 to 3.4 A, 3.25 to 3.48 A, 3.26 to 3.5 A, 3.3 to 3.75 A, 3.38 to 3.94 A, 3.54 to 3.8 A, 3.64 to 4.19 A, 3.76 to 4.05 A, 3.76 to 4.27 A