| range | TeSys | |
|---|---|---|
| product name | TeSys LRF | |
| device short name | LR9F | |
| product or component type | Electronic thermal overload relay | |
| relay application | Motor protection | |
| product compatibility | LC1F400...LC1F630 LC1F800 | |
| network type | AC | |
| thermal overload class | Class 20 conforming to IEC 60947-4 | |
| thermal protection adjustment range | 380…630 A | |
| signalling function | Pre-alarm indicator |
| network frequency | 50/60 Hz | |
|---|---|---|
| supply voltage limits | 17…32 V | |
| mounting support | Direct on contactor Plate | |
| tripping threshold | 1.12 +/- 0.06 In tripping conforming to IEC 60947-4-1 | |
| surge withstand | 4 kV conforming to IEC 61000-4-5 | |
| contacts type and composition | 1 NO + 1 NC | |
| [Ith] conventional free air thermal current | 5 A for control circuit | |
| [Ue] rated operational voltage | 1000 V AC 50/60 Hz for power circuit conforming to VDE 0110 group C | |
| [Ui] rated insulation voltage | Power circuit: 1000 V AC conforming to IEC 60947-4 | |
| [Uimp] rated impulse withstand voltage | 8 kV IEC 60947-1 | |
| phase failure sensitivity | Tripping in 4 s +/- 20 % conforming to IEC 60947-4-1 | |
| reset | Manual reset | |
| control type | Dial white full-load current adjustment Test button red Push-button red reset Push-button stop | |
| local signalling | Trip indicator | |
| temperature compensation | -20…70 °C | |
| current consumption | <= 5 mA no-load | |
| switching capacity for alarm | 0...150 mA | |
| maximum voltage drop | <2.5 V closed state | |
| connections - terminals | Control circuit: screw clamp terminals 1 cable 0.75…2.5 mm² - cable stiffness: flexible - with cable end Control circuit: screw clamp terminals 1 cable 0.75…2.5 mm² - cable stiffness: solid Control circuit: screw clamp terminals 1 cable 0.75…4 mm² - cable stiffness: flexible - without cable end Control circuit: screw clamp terminals 2 cable 1…1.5 mm² - cable stiffness: flexible - with cable end Control circuit: screw clamp terminals 2 cable 1…2.5 mm² - cable stiffness: flexible - without cable end Control circuit: screw clamp terminals 2 cable 1 mm² - cable stiffness: solid Power circuit: lugs-ring terminals M12 | |
| tightening torque | Control circuit: 1.2 N.m on screw clamp terminals Power circuit: 58 N.m on screw clamp terminals | |
| height | 228.8 mm | |
| width | 193 mm | |
| depth | 127.6 mm | |
| net weight | 4.16 kg |
| standards | IEC 60947-4-1 IEC 60255-8 EN 60947-4-1 IEC 60255-17 VDE 0660 | |
|---|---|---|
| product certifications | UL CSA | |
| protective treatment | TH | |
| IP degree of protection | IP20 conforming to IEC 60529 | |
| ambient air temperature for operation | -20…55 °C conforming to IEC 60255-8 | |
| ambient air temperature for storage | -40…85 °C | |
| operating altitude | <= 2000 m without derating | |
| fire resistance | 850 °C conforming to IEC 60695-2-1 | |
| mechanical robustness | Shocks: 13 Gn for 11 ms conforming to IEC 60068-2-7 Vibrations 5...300 Hz: 2 Gn conforming to IEC 60068-2-6 | |
| dielectric strength | 6 kV 50 Hz conforming to IEC 255-5 | |
| electromagnetic compatibility | Resistance to electrostatic discharge: 6 kV in indirect mode conforming to IEC 61000-4-2 Resistance to electrostatic discharge: 8 kV in air conforming to IEC 61000-4-2 Radiated radio-frequency electromagnetic field immunity test: 10 V/m conforming to IEC 61000-4-3 Fast transients immunity test: 2 kV conforming to IEC 61000-4-4 |
| Unit Type of Package 1 | PCE | |
|---|---|---|
| Number of Units in Package 1 | 1 | |
| Package 1 Weight | 3.571 kg | |
| Package 1 Height | 16 cm | |
| Package 1 width | 18 cm | |
| Package 1 Length | 17 cm |
