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LR9F7381
Thermal overload relay for motor - TeSys LR9 - 380...630 A - class 10
| Characteristics | |
| Main | |
| Range of product | TeSys F |
| Device short name | LR9F |
| Product or component type | Thermal overload relay |
| Relay application | Motor protection |
| Product compatibility | LC1F400...LC1F630 |
| LC1F800 | |
| Network type | DC |
| Overload tripping class | Class 20 conforming to IEC 60947-4 |
| Signalling function | Alarm |
| Thermal protection adjustment range | 380...630 A |
| Protection type | GG fuse 800 A - for power circuit |
| GG fuse 5 A - for control circuit | |
| GB2 circuit breaker 5 A - for control circuit | |
| BS fuse 5 A - for control circuit | |
| AM fuses 630 A - for power circuit | |
| Signalling function | Pre-alarm indicator |
| Quantity per set | Set of 10 |
| Complementary | |
| Network frequency | 50/60 Hz |
| [Us] rated supply voltage | 24 V DC |
| Supply voltage limits | 17...32 V |
| Mounting support | Rail |
| Direct on contactor | |
| Tripping threshold | 1.12 +/- 0.06 In tripping conforming to IEC 60947-4-1 |
| 1.05 +/- 0.06 In alarm conforming to IEC 60947-4-1 | |
| Surge withstand | 4 kV conforming to IEC 61000-4-5 |
| [Ue] rated operational voltage | 1000 V AC 50/60 Hz for power circuit conforming to VDE 0110 group C |
| [Ui] rated insulation voltage | 1000 V AC power circuit conforming to IEC 60947-4 |
| [Uimp] rated impulse withstand voltage | 8 kV conforming to IEC 60947-1 |
| Phase failure sensitivity | Tripping in 4 s +/- 20 % conforming to IEC 60947-4-1 |
| Reset | Manual reset |
| Temperature compensation | -20...70 °C |
| Current consumption | <= 5 mA no-load |
| Switching capacity in mA | 0...150 mA |
| Output overload protection | Automatic trip |
| Output short-circuit protection | Automatic trip |
| Voltage drop | 0...2.5 V closed state |
| Connections - terminals | Control circuit: screw clamp terminals 2 cable 1 mm² - cable stiffness: solid |
| 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...1.5 mm² - cable stiffness: flexible - with cable end | |
| Control circuit: screw clamp terminals 1 cable 0.75...4 mm² - cable stiffness: flexible - without 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...2.5 mm² - cable stiffness: flexible - with cable end | |
| Tightening torque | Power circuit: 58 N.m - on screw clamp terminals |
| Control circuit: 1.2 N.m - on screw clamp terminals | |
| Alarm circuit: 0.45 N.m | |
| Height | 127.6 mm |
| Width | 150 mm |
| Depth | 136.8 mm |
| Product weight | 4.16 kg |
| Environment | |
| Standards | EN 60947-4-1 |
| IEC 60255-17 | |
| IEC 60255-8 | |
| IEC 60947-4-1 | |
| VDE 0660 | |
| Product certifications | CSA 22-2 |
| GOST | |
| UL 508 | |
| 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 |
| Shock resistance | 13 gn 11 ms conforming to IEC 60068-2-7 |
| Vibration resistance | 2 gn 5...300 Hz conforming to IEC 60068-2-6 |
| Dielectric strength | 6 kV at 50 Hz conforming to IEC 60255-5 |
| Resistance to electrostatic discharge | 8 kV in air conforming to IEC 61000-4-2 |
| 6 kV in indirect mode conforming to IEC 61000-4-2 | |
| Resistance to radiated fields | 10 V/m conforming to IEC 61000-4-2 |
| Resistance to fast transients | 2 kV conforming to IEC 61000-4-4 |
| Contractual warranty | |
| Period | 18 months |
| Part Number | LR9F7381 |
| Manufactuer | Schneider |
| Products | Control relay |
| Model | TeSys LR9 |
| Series | Thermal overload relay |
| Description | Thermal overload relay for motor - TeSys LR9 - 380...630 A - class 10 |
| Condition | Schneider original new |
| Lead time | 1 week |
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