Spec SheetThe Square D thermal overload unit features a one-piece construction with melting alloy technology, designed for effective motor overload protection. It is rated for Class 20 trip characteristics and complies with UL and CSA standards.
This thermal unit is suitable for use in various control applications, ensuring dependable operation and calibration stability over repeated trips. It should be installed with the catalog number visible, and selection charts are provided for proper sizing.
Technical Specifications
| Persona Type Ids | EU, LC, OM, OM8, PB, SC |
| Persona Type Names | End User, Contractor, Original Equipment Manufacturer, OEM - Control Panelbuilder, Panel Builder, Electrician |
| Market Segmentation Id | COMMERCIAL, INDUSTRIAL |
| Market Segmentation | Commercial, Industrial |
| Carbon Footprint Of The Distribution Phase A4 | 0.015062784881700087, 0 kg CO2 eq. |
| Carbon Footprint Of The End Of Life Phase C1 To C4 | 0 kg CO2 eq., 0.02152658808101991 |
| Carbon Footprint Of The Installation Phase A5 | 0.0060760025185404255, 0 kg CO2 eq. |
| Carbon Footprint Of The Manufacturing Phase A1 To A3 | 0.1 kg CO2 eq., 0.09658369691863965 |
| Carbon Footprint Of The Use Phase B2 B3 B4 B6 | 13 kg CO2 eq., 12.638798994081128 |
| Local Data Status | Publishable |
| Local Publishable Date | 2025-11-13 |
| Return Indicator | Y |
| Stocking Flag | Y |
| Stock Policy | 2 |
| Weee Scope | Out |
| Scope Perimeter | At least in Europe |
| Eoli Availability Display | No need of specific recycling operations |
| Reach Full Compliance Status | Reference contains Substances of Very High Concern above the threshold |
| Reach Full Compliance Status Id | CONTAINS_SVHC |
| Reach Compliance Directive | Reference contains Substances of Very High Concern above the threshold |
| Rohs Eur In Scope | No |
| Rohs Eur Status | Compliant By Exemption |
| Rohs Eur Full Compliance Status | Compliant By Exemption |
| China Rohs In Scope | No |
| China Rohs Label | 7 |
| With Recycled Cardboard | Yes |
| Without Single Use Plastic | Yes |
| Product Contributes To Saved And Avoided Emissions | No |
| Tier Id | 1 |
| Tier | 1 |
| Function Option Id | STANDARD |
| Function Option | Standard |
| Product Kit Identifier | N |
| Energy Efficiency Optimized | False |
| Motor Tripping Class | 20 |
Product Documents
Use Square D Class 20 Melting Alloy Thermal Overload Unit Type B B0.71 together with manufacturer documentation, field measurements, and system requirements before making the final purchase decision.
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