ABB 1SAZ721201R1043 TF42-10 7.6-10A 3P Thermal Overload Relay

The ABB TF42-10 thermal overload relay (SKU: 1SAZ721201R1043) is a 3-pole motor protection device with an adjustable current range of 7.6–10A, engineered for industrial automation and control panel applications. Designed to safeguard motors from overload and phase-failure conditions, the TF42-10 delivers reliable, accurate thermal protection in a compact 45mm × 88.3mm × 70.5mm form factor weighing only 0.13kg.

Technical Specifications

Certifications & Standards

• ATEX: Approved for use in explosive atmospheres
• IEC/EN 60947-1: Low-voltage switchgear and controlgear — general rules
• IEC/EN 60947-4: Contactors and motor-starters for low-voltage applications
• IEC/EN 60947-5: Control circuit devices and switching elements
• IEC 60335-2: Safety of household and similar electrical appliances
• IEC 60068-2: Environmental testing procedures
• EN 60947-1: European harmonized standard — general rules for LV switchgear
• EN 60947-4: European harmonized standard — contactors and motor-starters
• EN 60947-5: European harmonized standard — control circuit devices
• EN 45555: General methods for the assessment of the ability to recover resources from electrical and electronic equipment
• UL 2799: UL certification for electrical systems
• CSA: Canadian Standards Association certification
• RoHS: Restriction of Hazardous Substances compliance
• REACH: EU chemical safety regulation compliance
• WEEE: Waste Electrical and Electronic Equipment directive compliance
• CCC: China Compulsory Certification
• CE: European Conformity marking
• UKCA: UK Conformity Assessed marking
• EAC: Eurasian Conformity marking
• IECEx: International certification for equipment in explosive atmospheres

Applications & Use Cases

• Motor overload and phase-failure protection in industrial control panels
• Integration with ABB TF42-series contactors in motor starter assemblies
• Automation systems in manufacturing, pumping, HVAC, and conveyor applications
• Hazardous area installations requiring ATEX / IECEx approved protection devices
• OEM machinery builds requiring compact, certified motor protection components