Description
TF42-0.31 Thermal Overload Relay
Manufacturer: ABB
Product ID: 1SAZ721201R1013
EAN: 4013614398018
Description: The TF42-0.31 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 10. Additional features include temperature compensation, trip contact (NC), signal contact (NO), automatic or manual reset selectable, trip-free mechanism, STOP function and trip indication. Overload relays connect directly to block contactors. Single mounting kits are available as accessories.
Electrical Characteristics: Setting range: 0.23 to 0.31 A; Rated operational voltage: Auxiliary Circuit 600 V AC/DC, Main Circuit 690 V AC, 600 V DC; Rated operational current: 0.31 A; Rated frequency: Auxiliary Circuit 50 Hz / 60 Hz / DC, Main Circuit 50 Hz / 60 Hz; Rated impulse withstand voltage: 6 kV (Auxiliary & Main Circuit); Rated insulation voltage: 690 V; Number of poles: 3; Number of auxiliary contacts NC: 1; Number of auxiliary contacts NO: 1; Number of protected poles: 3.
Current Ratings: Conventional free-air thermal current: Auxiliary Circuit NC 6 A, NO 4 A; Rated operational current AC-15 (Ie) varies by voltage from 120 V to 500 V between 0.5 A and 3 A; Rated operational current DC-13 (Ie) ranges from 0.15 A to 1.25 A depending on voltage.
Mechanical and Installation: Degree of protection IP20; Pollution degree 3; Connecting capacity auxiliary circuit: flexible with ferrule 1/2x 0.75 to 2.5 mm², flexible with insulated ferrule 1x 0.75 to 2.5 mm², flexible with insulated ferrule 2x 0.75 to 1.5 mm², flexible 1/2x 0.75 to 1 mm², flexible 1/2x 1 to 2.5 mm², rigid 1/2x 0.75 to 4 mm²; Connecting capacity main circuit: flexible with ferrule 1/2x 0.75 to 4 mm², flexible with insulated ferrule 1/2x 0.75 to 4 mm², flexible 1/2x 0.75 to 4 mm², rigid 1/2x 0.75 to 4 mm²; Tightening torque: Auxiliary Circuit 1 to 1.2 N·m, Main Circuit 1.5 to 2.5 N·m; Wire stripping length: Auxiliary Circuit 0.9 cm, Main Circuit 1.2 cm; Recommended screwdriver: Main Circuit Pozidriv 2.
Power Loss: 1.1 to 2.0 W per pole under rated operating conditions.
Compatibility: Suitable for AF09, AF12, AF16, AF26, AF30, AF38 contactors.
Standards and Certifications: Compliant with IEC/EN 60947-1, IEC/EN 60947-4-1, IEC/EN 60947-5-1, UL 60947-1, UL 60947-4-1, IEC 60335-2-40 A2L.
UL/CSA Technical Data: Maximum operating voltage 600 V AC (main circuit); Contact rating includes NC B600, NC Q600, NO Q600, NO D300; Connecting capacity main circuit UL/CSA: Flexible and stranded 1/2x 18-10 AWG; Auxiliary circuit UL/CSA: Flexible and stranded 1/2x 18-12 AWG; Tightening torque UL/CSA: Auxiliary circuit 9 to 11 in·lbs, Main circuit 13 to 22 in·lbs.
Environmental Conditions: Operating ambient temperature -25 to +60 °C; Storage temperature -50 to +80 °C; Ambient air temperature compensation: Yes; Maximum operating altitude: 2000 m; Shock resistance: 11 ms pulse 25g; Vibration resistance: 5g from 3 to 150 Hz.
Compliance: RoHS compliant according to EU Directive 2011/65/EU and amendment 2015/863; TSCA declaration available; REACH and RoHS declarations available.
Packaging: Level 1 carton contains 1 piece measuring 4.8 cm wide, 9.2 cm high, 7.8 cm deep, gross weight 0.145 kg; Level 2 carton contains 40 pieces measuring 28 cm wide, 21 cm high, 39.5 cm deep, gross weight 7.346 kg.
