الوصف
TF42-16 Thermal Overload Relay 13 … 16 A
The TF42-16 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.
Features include temperature compensation, trip contact (NC), signal contact (NO), automatic- or manual reset selectable, trip-free mechanism, STOP function, and a trip indication. The overload relays connect directly to block contactors. Single mounting kits are available as accessories.
Technical Specifications:
Setting Range: 13 … 16 A. Rated Operational Voltage: Auxiliary Circuit 600 V AC/DC, Main Circuit 690 V AC, Main Circuit 600 V DC.
Rated Operational Current: 16 A. Rated Frequency includes Auxiliary Circuit 50 Hz, 60 Hz, DC and Main Circuit 50 Hz, 60 Hz.
Impulse Withstand Voltage: 6 kV for both Auxiliary and Main Circuits. Rated Insulation Voltage: 690 V. Number of Poles: 3P.
Auxiliary Contacts: 1 NC and 1 NO. Protected Poles: 3. Thermal Current: 6 A NC, 4 A NO.
Operational Current AC-15 up to 3 A NC and 0.5 A NO depending on voltage. Operational Current DC-13 ranges from 0.15 A to 1.25 A depending on voltage.
Degree of Protection: IP20. Pollution Degree: 3.
Connecting Capacities vary for Auxiliary and Main Circuits with flexible and rigid ferrules, from 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 9 mm, Main 12 mm. Recommended Screw Driver: Main Circuit Pozidriv 2.
Power Loss per Pole: 1.3 to 2.2 W. Suitable for AF09, AF12, AF16, AF26, AF30, AF38 contactors.
Standards and Certifications: Complies with IEC/EN 60947 series, UL standards, IEC 60335-2-40 A2L, and many international certificates including A2L, ABS, ATEX, BV, CB, CCC, CQC, DNV GL, EAC, GL, IECEx, LR, RINA, RMRS, UL.
Environmental Data: Operation Temperature Range -25 to +60 °C, Storage -50 to +80 °C, Altitude up to 2000 m, Shock resistance 11 ms pulse 25g, Vibrations 5g 3-150 Hz, RoHS compliant as per EU directives.
Packaging: Single unit carton dimensions 4.8 cm width x 9.2 cm height x 7.8 cm depth, gross weight 145 g. Carton of 40 units dimensions 28 cm width x 21 cm height x 39.5 cm depth, gross weight 7.346 kg.
