ABB 1SAZ811201R1002 TF65-33 25-33A 3P Thermal Overload Relay

The ABB TF65-33 thermal overload relay (SKU: 1SAZ811201R1002) is a 3-pole motor protection device with an adjustable current range of 25 to 33A, designed for reliable overload and phase-failure protection in industrial automation and control panel applications. Part of ABB's TF65 series, the TF65-33 delivers proven performance across demanding environments and carries an extensive portfolio of global certifications including ATEX, UL, CE, IECEx, and EAC, making it suitable for both standard and hazardous-area installations.

Technical Specifications

Certifications & Standards

• ATEX: Approved for use in explosive atmospheres
• UL: UL-listed for safety compliance in North American markets
• LR: Lloyd's Register approval for marine applications
• RINA: Registro Italiano Navale certification for marine use
• RMRS: Russian Maritime Register of Shipping approval
• IEC/EN 60947-1: General rules for low-voltage switchgear and controlgear
• IEC/EN 60947-4: Contactors and motor-starters standard
• 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 standard
• EN 60947-1: European low-voltage switchgear and controlgear general rules
• EN 60947-4: European contactors and motor-starters standard
• EN 60947-5: European control circuit devices standard
• EN45555: General methods for assessing the ability of energy-related products to be repaired, reused, and recycled
• UL 2799: Zero-waste certification standard
• CSA: Canadian Standards Association certification
• RoHS: Restriction of Hazardous Substances compliant
• REACH: Compliance with EU chemical regulation
• WEEE: Waste Electrical and Electronic Equipment directive compliant
• CCC: China Compulsory Certification
• CE: Conformité Européenne marking for EU market compliance
• UKCA: UK Conformity Assessed marking for Great Britain market
• EAC: Eurasian Conformity marking for EAEU markets
• IECEx: International certification for equipment in explosive atmospheres

Applications & Use Cases

• Motor overload and phase-failure protection in industrial machinery
• Control panel integration for automation systems
• Hazardous-area installations requiring ATEX / IECEx certification
• Marine and offshore electrical systems (LR, RINA, RMRS approved)
• OEM motor starter assemblies paired with ABB contactors
• Process industries requiring global multi-certification compliance