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SCHNEIDER Electric - Thermal overload relay, TeSys Deca, 16...24 A, class 10A
Documents & Downloads:
| Manufacturer | SCHNEIDER Electric |
|---|---|
| Manufacturer code | LRD22 |
| Order Unit | Pce |
| Range | TeSys; TeSys Deca |
| Product Name | TeSys LRD; TeSys Deca |
| Product or component type | Differential thermal overload relay |
| Product compatibility | LC1D25 |
| Device short name | LRD |
| Relay application | Motor protection |
| [Ue] rated operational voltage | 690 V AC 0...400 Hz for power circuit conforming to IEC 60947-4-1 |
| Network type | DC; AC |
| Product Weight | 0.124 kg |
| Network frequency | 0...400 Hz |
| [Ui] Rated insulation voltage | Power circuit: 600 V conforming to CSA; Power circuit: 600 V conforming to UL; Power circuit: 690 V conforming to IEC 60947-4-1 |
| [Uimp] Rated impulse withstand voltage | 6 kV |
| Control type | Red push-button: stop; Blue push-button: reset |
| Mounting support | Plate, with specific accessories; Rail, with specific accessories; Under contactor |
| Tripping threshold | 1.14 +/- 0.06 Ir conforming to IEC 60947-4-1 |
| Auxiliary contact composition | 1 NO + 1 NC |
| [Ith] conventional free air thermal current | 5 A for signalling circuit |
| Connections - terminals | Control circuit: screw clamp terminals 2 cable(s) 1…2.5 mm² flexible without cable end |
| Tightening torque | Control circuit: 1.7 N.m - on screw clamp terminals; Power circuit: 2.5 N.m - on screw clamp terminals |
| Standards | EN/IEC 60947-4-1 |
| Product certifications | IEC |
| Ambient air temperature for storage | -60…70 °C |
| Ambient air temperature for operation | -20…60 °C without derating conforming to IEC 60947-4-1 |
| Height | 66 mm |
| Width | 45 mm |
| Depth | 70 mm |
| Thermal overload class | Class 10A conforming to IEC 60947-4-1 |
| Thermal protection adjustment range | 16…24 A |
| Permissible current | 1.5 A at 240 V AC-15 for signalling circuit |
| Associated fuse rating | 4 A gG for signalling circuit |
| Phase failure sensitivity | Tripping current 130 % of Ir on two phase, the last one at 0 |
| Temperature compensation | -20…60 °C |
| Protective treatment | TH conforming to IEC 60068 |
| IP degree of protection | IP20 conforming to IEC 60529 |
| Flame retardance | V1 conforming to UL 94 |
| Mechanical robustness | Vibrations: 6 Gn conforming to IEC 60068-2-6; Shocks: 15 Gn for 11 ms conforming to IEC 60068-2-7 |
| Dielectric strength | 1.89 kV at 50 Hz conforming to IEC 60947-1 |
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