The ABB TA110DU-90M thermal overload relay provides reliable and fast protection for main circuits, ensuring safety and efficiency in electrical systems.
Product ModelTA110DU-90M
Material Number1SAZ411201R2001
Product ID71279
Stock on Request
Last updated: 8/29/2026
Key Features
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1. Reliable ProtectionThe TA110DU-90M thermal overload relay offers dependable protection against overloads, ensuring the safety of your electrical equipment and preventing potential damage.
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2. Fast Response TimeWith its fast response time, the TA110DU-90M quickly detects and responds to overloads, minimizing downtime and ensuring continuous operation.
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3. Wide Current RangeDesigned to handle a wide current range of 65.0-90.0A, the TA110DU-90M is versatile and can be used in various applications requiring precise overload protection.
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4. Economic SolutionAs an economic electromechanical protection device, the TA110DU-90M provides reliable protection without the high cost, making it an ideal choice for budget-conscious users.
Technical Specifications
Detailed engineering parameters based on manufacturer documentation
Specifications may be subject to change without notice
Parameter
Value
Parameter
Value
Product Net Width
80 mm
Product Net Height
120 mm
Product Net Depth / Length
120 mm
Product Net Weight
0.75 kg
Setting Range
65 ... 90 A
Rated Operational Voltage
Auxiliary Circuit 440 V DC Auxiliary Circuit 500 V AC Main Circuit 690 V AC Main Circuit 440 V DC
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5. Technical SpecificationsThe TA110DU-90M is designed with technical specifications that ensure it meets the highest standards of performance and reliability, making it a trusted choice in the industry.
Rated Operational Current (Ie)
90 A
Rated Frequency (f)
Auxiliary Circuit 50 Hz Auxiliary Circuit 60 Hz Auxiliary Circuit DC Main Circuit 60 Hz Main Circuit 50 Hz Main Circuit DC
Rated Impulse Withstand Voltage (Uimp)
Auxiliary Circuit 6 kV Main Circuit 6 kV
Rated Insulation Voltage (Ui)
690 V
Number of Poles
3P
Number of Auxiliary Contacts NC
1
Number of Auxiliary Contacts NO
1
Number of Protected Poles
3
Conventional Free-air Thermal Current (Ith)
Auxiliary Circuit NC 5 A Auxiliary Circuit NO 5 A
Rated Operational Current AC-15 (Ie)
(120 V) NC 3 A (120 V) NO 1.5 A (240 V) NC 3 A (240 V) NO 1.2 A (400 V) NC 0.75 A (400 V) NO 0.37 A (440 V) NC 0.75 A (440 V) NO 0.37 A (500 V) NC 0.3 A (500 V) NO 0.25 A
Rated Operational Current DC-13 (Ie)
(125 V) NC 0.25 A (125 V) NO 0.25 A (24 V) NC 1.25 A (24 V) NO 1.25 A (250 V) NC 0.12 A (250 V) NO 0.04 A (60 V) NC 0.25 A (60 V) NO 0.25 A
