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The TF42-24 is an economic electromechanical thermal overload relay from the TF42 series for main circuit motor protection. It provides reliable protection against overload and phase failure with trip class 10, temperature compensation, and selectable auto/manual reset.
| Parameter | Value |
|---|---|
| Product Type | Thermal Overload Relay |
| Model | TF42-24 |
| Series | TF42 |
| Adjustable Current Range | 20.0 ... 24.0 A |
| Rated Operational Voltage (Ue) | 690 V AC |
| Rated Insulation Voltage (Ui) | 690 V |
| Rated Impulse Withstand Voltage (Uimp) | 6 kV |
| Number of Poles | 3 |
| Contact Configuration | 1 NO + 1 NC |
| Auxiliary Contact Current (NC) | 6 A |
| Auxiliary Contact Current (NO) | 4 A |
| Reset Method | Automatic or Manual |
| Trip Class | 10 |
| Rated Frequency | 50/60 Hz |
| Degree of Protection | IP20 |
| Pollution Degree | 3 |
| Operating Temperature | -25 ... +60 °C |
| Storage Temperature | -50 ... +80 °C |
| Temperature Compensation | Yes (-25 ... +60 °C) |
| Power Loss per Pole | 2.6 W |
| Mounting | Direct mounting on AF block contactors |
| Suitable Contactors | AF09, AF12, AF16, AF26, AF30, AF38 |
| Dimensions (W×H×D) | 45 × 88.3 × 70.5 mm |
| Net Weight | 0.13 kg |
| Terminal Type | Screw |
| Resistance to Shock | 25g / 11 ms |
| Resistance to Vibration | 5g / 3 ... 150 Hz |
| Standards | IEC/EN 60947-1, IEC/EN 60947-4-1, IEC/EN 60947-5-1, UL 60947 |
| Country of Origin | Germany |
Fast worldwide shipping via DHL/FedEx/UPS. 1-year warranty. New surplus in stock. Bulk inquiry welcome.
Place your order before 14:00 for earliest possible shipment handover. With round-the-clock transit operated by our partnered global logistics providers, parcels reach most international destinations following routine customs processing. Economy shipping takes 9–14 business days, while express delivery arrives in 5–8 business days, both subject to customs clearance progress.Shipping fees will be charged for all orders under USD 500, and the exact shipping cost will be determined and collected by our logistics carriers. Shipments to remote international regions will incur additional courier surcharges to offset extra cross-border transportation costs.
Factory warranty service is not applicable to this industrial control equipment, and extended warranty packages are not provided for this item.
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