ABB ta200du-110 thermal overload relay 80a - 110a

Why Choose the ABB TA200DU-110 Thermal Overload Relay?

The ABB TA200DU-110 thermal overload relay is a reliable electromechanical motor protection device engineered to safeguard industrial motors against overload conditions and phase failure. Identified by part number 1SAZ421201R1002, this overload relay is part of the trusted ABB TA200DU series, designed for use with ABB block contactors in demanding motor control applications.

The TA200DU-110 provides accurate thermal motor protection with a wide adjustable current range of 80 to 110 A, making it suitable for larger industrial motors and heavy-duty automation systems. Its compact design allows direct mounting onto compatible ABB contactors, simplifying installation and reducing panel space requirements.

Featuring trip class 10A, temperature compensation, selectable automatic or manual reset functionality, and integrated STOP and TEST controls, the TA200DU-110 ensures dependable protection and operational safety across industrial environments. The relay also includes both NC trip contacts and NO signalling contacts for flexible control integration.

Key Advantages

• Reliable thermal overload protection for industrial motors.
• 80–110 A adjustable current range for heavy-duty applications.
• Protection against motor overload and phase failure.
• Trip class 10A for standard motor starting protection.
• Direct mounting onto compatible ABB contactors.
• Integrated manual or automatic reset selection.
• Built-in STOP and TEST functionality for maintenance and diagnostics.

Key Features

• ABB TA200DU thermal overload relay series.
• 80–110 A adjustable setting range.
• 3-pole thermal overload relay.
• Trip class 10A protection.
• Integrated 1 NC trip contact.
• Integrated 1 NO signalling contact.
• Manual or automatic reset selectable.
• Temperature compensated operation.
• Trip-free mechanism with STOP and TEST buttons.
• Direct connection to ABB block contactors.

Technical Specifications

• Manufacturer: ABB
• Series: TA200DU
• Model: TA200DU-110
• Part number: 1SAZ421201R1002
• Product type: Thermal overload relay
• Current setting range: 80–110 A
• Rated operational current: 110 A
• Trip class: 10A
• Rated operational voltage: Up to 690 V AC
• Number of poles: 3P
• Auxiliary contacts: 1 NC + 1 NO
• Reset type: Manual / automatic selectable
• Protection rating: IP20 housing
• Mounting type: Direct mounting to contactor
• Frequency: 50 / 60 Hz
• Dimensions (H × W × D): approx. 151 × 104 × 126 mm
• Weight: approx. 0.76 kg

Reliable Motor Protection for Industrial Systems

Thermal overload relays protect electric motors by monitoring motor current and disconnecting the circuit if excessive current draw or phase loss occurs. This helps prevent motor overheating, insulation damage and costly downtime in industrial processes.

The ABB TA200DU series is widely used in industrial control panels, machinery starters and motor control centres where dependable motor protection is essential. Its direct mounting design and integrated signalling contacts simplify installation and integration into automation systems.

Typical Applications

• Industrial motor starters and control panels.
• Pumps, compressors and ventilation systems.
• Conveyors and material handling equipment.
• Heavy-duty manufacturing machinery.
• Industrial automation and OEM systems.
• Motor protection in process industries.

Trusted by Industrial Engineers Worldwide

ABB thermal overload relays are widely used in industrial automation and motor control systems to deliver dependable motor protection, operational safety and long-term reliability in demanding applications.