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TA42DU-32M Thermal Overload Relay by ABB
Description: TA42DU-32M (22.0-32.0A) 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. Features include temperature compensation, trip contact (NC), signal contact (NO), automatic or manual reset selectable, trip-free mechanism, STOP and Test function, and trip indication. The overload relays connect directly to block contactors. Single mounting kits are available as accessories.
Product Dimensions: Width 5.4 cm, Height 9 cm, Depth/Length 11.1 cm, Weight 0.335 kg.
Electrical Specifications: Rated operational voltage: Main Circuit 690 V AC, 440 V DC. Rated operational current: 32 A. Trip class: 10A. Number of poles: 3P. Number of protected poles: 3.
Contacts and Current Ratings: Auxiliary contacts: 1 NC, 1 NO. Conventional free-air thermal current (Ith): Auxiliary circuit NC 5 A, NO 5 A. Rated operational current AC-15 (Ie) varies by voltage from 120 V up to 500 V, with NC current ratings from 3 A down to 0.3 A and NO current ratings from 1.5 A down to 0.25 A.
Degree of Protection: Housing IP20, Main circuit terminals IP20.
Connection Capacities: Auxiliary circuit flexible wiring: 1/2x 0.75 to 2.5 mm², rigid wiring: 1/2x 0.75 to 4 mm².
Wire Stripping Lengths: Auxiliary circuit 0.9 cm, Main circuit 1.4 cm.
Recommended Screwdrivers: Auxiliary circuit Pozidriv 1, Main circuit Pozidriv 2.
Power Loss: 1.4 to 3.0 W per pole at rated operating conditions.
Compatibility: Suitable for AX32, AX40 contactors.
Standards Compliance: CSA 22.2 No. 14, IEC/EN 60947-1, IEC/EN 60947-4-1, IEC/EN 60947-5-1, UL 508.
UL/CSA Specifics: Max operating voltage 600 V AC. Contact ratings NC: B600, NO: C600. Connecting capacity main circuit: flexible and stranded 1/2x 8-1 AWG. Tightening torque auxiliary circuit 12 in·lb, main circuit 40 in·lb.
Environmental Conditions: Operation temperature range from -25 to +55 °C (compensated), storage temperature -40 to +70 °C, shock resistance per IEC 60068-2-27: 25g 2 shocks 13 ms.
Compliance: RoHS directive compliance, TSCA compliant, Conflict Minerals Reporting Template available, REACH declaration provided, WEEE category 5 – Small Equipment.
