TeSys LRD thermal overload relays – 7…10 A – class 10A
25,000 CFA
Ref: lrd14
Description
| range | TeSys | |
|---|---|---|
| product name | TeSys LRD | |
| product or component type | Differential thermal overload relay | |
| device short name | LRD | |
| relay application | Motor protection | |
| product compatibility | LC1D09 LC1D12 LC1D38 LC1D32 LC1D25 LC1D18 | |
| network type | AC DC | |
| thermal overload class | Class 10A conforming to IEC 60947-4-1 | |
| thermal protection adjustment range | 7…10 A | |
| [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 |
| network frequency | 0…400 Hz | |
|---|---|---|
| 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 | |
| permissible current | 3 A at 120 V AC-15 for signalling circuit 0.22 A at 125 V DC-13 for signalling circuit | |
| [Ue] rated operational voltage | 690 V AC 0…400 Hz for power circuit conforming to IEC 60947-4-1 | |
| associated fuse rating | 4 A gG for signalling circuit 4 A BS for signalling circuit | |
| [Uimp] rated impulse withstand voltage | 6 kV | |
| phase failure sensitivity | Tripping current 130 % of Ir on two phase, the last one at 0 | |
| control type | Red push-button: stop Blue push-button: reset | |
| temperature compensation | -20…60 °C | |
| connections – terminals | Control circuit: screw clamp terminals 2 cable(s) 1…2.5 mm² flexible without cable end Control circuit: screw clamp terminals 2 cable(s) 1…2.5 mm² flexible with cable end Control circuit: screw clamp terminals 2 cable(s) 1…2.5 mm² solid without cable end Power circuit: screw clamp terminals 1 cable(s) 1.5…10 mm² flexible without cable end Power circuit: screw clamp terminals 1 cable(s) 1…4 mm² flexible with cable end Power circuit: screw clamp terminals 1 cable(s) 1…6 mm² solid without cable end | |
| tightening torque | Control circuit: 1.7 N.m – on screw clamp terminals Power circuit: 1.7 N.m – on screw clamp terminals | |
| height | 66 mm | |
| width | 45 mm | |
| depth | 70 mm | |
| net weight | 0.124 kg |
| protective treatment | TH conforming to IEC 60068 | |
|---|---|---|
| IP degree of protection | IP20 conforming to IEC 60529 | |
| ambient air temperature for operation | -20…60 °C without derating conforming to IEC 60947-4-1 | |
| ambient air temperature for storage | -60…70 °C | |
| 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 | |
| standards | EN/IEC 60947-4-1 EN/IEC 60947-5-1 UL 60947-4-1 UL 60947-5-1 CSA C22.2 No 60947-4-1 CSA C22.2 No 60947-5-1 GB/T 14048.4 GB/T 14048.5 EN 50495 | |
| product certifications | IEC UL CSA CCC EAC BV RINA DNV-GL LROS (Lloyds register of shipping) ATEX INERIS |
Additional information
| Brand |
Schneider |
|---|
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