TF42-3.1
Product ID:83543
Updated: 2026/4/3
Key Features
- 1Provide economic and fast motor protection against overload. 2、Adjust current settings from 0.1 to 63 amps for precise protection. 3、Select automatic or manual reset options for operational flexibility. 4、Ensure safety with a trip-free mechanism to prevent accidents. 5、Feature a durable IP20 enclosure for reliable performance.
Technical Specifications
Detailed engineering parameters
| Parameter | Value | Parameter | Value |
|---|---|---|---|
| Product Net Width | 45 mm | Product Net Height | 88.3 mm |
| Product Net Depth / Length | 70.5 mm | Product Net Weight | 0.13 kg |
| Setting Range | 2.3 ... 3.1 A | Rated Operational Voltage | Auxiliary Circuit 600 V AC/DC Main Circuit 690 V AC Main Circuit 600 V DC |
| Rated Operational Current (Ie) | 3.1 A | Rated Frequency (f) | Auxiliary Circuit 50 Hz Auxiliary Circuit 60 Hz Auxiliary Circuit DC Main Circuit 50 Hz Main Circuit 60 Hz |
| 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 6 A Auxiliary Circuit NO 4 A | Rated Operational Current AC-15 (Ie) | (120 V) NC 3 A (120 V) NO 0.5 A (240 V) NC 3 A (240 V) NO 0.5 A (400 V) NC 0.75 A (400 V) NO 0.5 A (500 V) NC 0.75 A (500 V) NO 0.5 A |
| Rated Operational Current DC-13 (Ie) | (125 V) NC 0.55 A (125 V) NO 0.55 A (24 V) NC 1.25 A (24 V) NO 1.25 A (250 V) NC 0.27 A (250 V) NO 0.27 A (500 V) NC 0.15 A (500 V) NO 0.15 A (60 V) NC 0.55 A (60 V) NO 0.55 A | Degree of Protection | IP20 |
| Pollution Degree | 3 | Connecting Capacity Auxiliary Circuit | Flexible with Ferrule 1/2x 0.75 ... 2.5 mm² Flexible with Insulated Ferrule 1x 0.75 ... 2.5 mm² Flexible with Insulated Ferrule 2x 0.75 ... 1.5 mm² Flexible 1/2x 0.75 ... 1 mm² Flexible 1/2x 1 ... 2.5 mm² Rigid 1/2x 0.75 ... 4 mm² |
| Connecting Capacity Main Circuit | Flexible with Ferrule 1/2x 0.75 ... 4 mm² Flexible with Insulated Ferrule 1/2x 0.75 ... 4 mm² Flexible 1/2x 0.75 ... 4 mm² Rigid 1/2x 0.75 ... 4 mm² | Tightening Torque | Auxiliary Circuit 1 ... 1.2 N·m Main Circuit 1.5 ... 2.5 N·m |
| Wire Stripping Length | Auxiliary Circuit 9 mm Main Circuit 12 mm | Recommended Screw Driver | Main Circuit Pozidriv 2 |
| Power Loss | at Rated Operating Conditions per Pole 1.1 ... 2.0 W | Suitable For | AF09 AF12 AF16 AF26 AF30 AF38 |
| Standards | 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 | Maximum Operating Voltage UL/CSA | Main Circuit 600 V AC |
| Contact Rating UL/CSA | (NC:) B600 (NC:) Q600 (NO:) Q600 (NO:) D300 | Connecting Capacity Main Circuit UL/CSA | Flexible 1/2x 18-10 AWG Stranded 1/2x 18-10 AWG |
| Connecting Capacity Auxiliary Circuit UL/CSA | Flexible 1/2x 18-12 AWG Stranded 1/2x 18-12 AWG | Tightening Torque UL/CSA | Auxiliary Circuit 9 ... 11 in·lb Main Circuit 13 ... 22 in·lb |
| Ambient Air Temperature | Operation -25 ... +60 °C Operation Compensated -25 ... +60 °C Storage -50 ... +80 °C | Ambient Air Temperature Compensation | Yes |
| Maximum Operating Altitude Permissible | 2000 m | Resistance to Shock acc. to IEC 60068-2-27 | 11 ms Pulse 25g |
| Resistance to Vibrations | 5g 3 ... 150 Hz | RoHS Status | Following EU Directive 2011/65/EU and Amendment 2015/863 July 22, 2019 |
| Toxic Substances Control Act - TSCA | 2CMT2023-006525 | Object Classification Code | F |
| ETIM 4 | EC000106 - Thermal overload relay | ETIM 5 | EC000106 - Thermal overload relay |
| ETIM 6 | EC000106 - Thermal overload relay | ETIM 7 | EC000106 - Thermal overload relay |
| ETIM 8 | EC000106 - Thermal overload relay | eClass | V11.0 : 27371501 |
| UNSPSC | 39122330 | IDEA Granular Category Code (IGCC) | 5366 >> Thermal overload relay |
| E-Number (Finland) | 3706121 | E-Number (Norway) | 4116762 |
| E-Number (Sweden) | 3211965 | Manufacturer ID | 1SAZ721201R1033 |
Specifications may be subject to change without notice