ABB, Industrial Automation & Circuit Protection, Industrial Relays
ABB TA25DU-4.0M Thermal Over Load Relay
₨3,250.00
The latest ABB TA25DU-4.0M Thermal Over Load Relay price in Pakistan is Rs. 3,250/- updated on July 23, 2026.
OVERVIEW:
- TA25DU-3.1M (2.8-4.0A) thermal overload relay is an economic electromechanical protection device for the main circuit. It offers reliable and fast protection for motors in the event of overload or phase failure. The device has trip class 10A. Further features are the temperature compensation, trip contact (NC), signal contact (NO), automatic- or manual reset selectable, trip-free mechanism, STOP- and Test function and a trip indication. The overload relays are connected directly to the block contactors. Single mounting kits are available as accessory.
Documents:
POWER
| Ampere Range | 2.8 … 4.0A |
Summary
| Pollution Degree | 3 |
HARDWARE FEATURES
| Degree of protection | Housing IP20 | Main Circuit Terminals IP10 |
| Number of Poles | 3 Poles |
TECHNICAL SPECIFICATION
| Impulse Withstand Voltage | Rated (Uimp) : Auxiliary Circuit 6 kV | Main Circuit 6 kV |
| Insulation Voltage | Rated (Ui) : 690 V |
| Operational Voltage | Rated : Auxiliary Circuit 440/500 V AC/DC | Main Circuit 690 V AC |
| Rated Frequency | Auxiliary Circuit 50 Hz | Auxiliary Circuit 60 Hz | Auxiliary Circuit DC | Main Circuit 60 Hz | Main Circuit 50 Hz | Main Circuit DC |
| Thermal Current | Conventional Free-air (Ith) : Auxiliary Circuit NC 5 A | Auxiliary Circuit NO 5 A |
General Specification
| Operational Current | Rated (Ie) : 4.0 A |
| Power Loss | at Rated Operating Conditions per Pole 1.1 … 2.2 W |
| Standard | CSA 22.2 No. 14 | IEC/EN 60947-1 | IEC/EN 60947-4-1 | IEC/EN 60947-5-1 | UL 508 |
| Type | Thermal Over Load Relay |
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