Schneider Electric LR3D1512A1
MPNLR3D1512A1
Obsolete
SQD LR3D1512A1 BI-METALLIC OVERLOAD|SQD LR3D1512A1 BI-METALLIC OVERLOAD RELAY 600V 8A IEC
Sourced new & surplus through independent channelsAuthenticity-screened · ESD-safe packingListing updated Jul 2026
Specifications
| Parameter | Value |
|---|---|
| Control type | Red push-button stop Blue push-button reset |
| Network type | DC AC |
| Product or component type | Differential thermal overload relay |
| Voltage | Power circuit 600 V CSA Power circuit 600 V UL Power circuit 690 V IEC 60947-4-1 |
| [Ue] rated operational voltage | 1000 V AC 0...400 Hz power circuit IEC 60947-4-1 |
| [Uimp] rated impulse withstand voltage | 6 kV |
| Permissible current | 1.5 A 240 V AC-15 signalling circuit 0.1 A 250 V DC-13 signalling circuit |
| [Ith] conventional free air thermal current | 5 A signalling circuit |
| Network frequency | 0...400 Hz |
| Phase failure sensitivity | Tripping current I 30 % of Ir on one phase, the others at Ir IEC 60947-4-1 |
| IP degree of protection | IP20 conforming to IEC 60529 |
| Mounting support | Rail, with specific accessories Independent mounting |
All specifications
| Parameter | Value |
|---|---|
| Depth | 3.6 in (92 mm) |
| Width | 1.8 in (45 mm) |
| Standards | IEC 60947-4-1 ATEX D 94/9/CE CSA C22.2 No 14 EN 60947-4-1 EN 60947-5-1 IEC 60947-5-1 UL 508 |
| Range | TeSys |
| Category | 22347-CONTACTOR,D-LINE,OVERLOADS-NEW |
| Device short name | LR3D |
| Relay application | Motor protection |
| Tightening torque | Control circuit 15.05 lbf.in (1.7 N.m) screw clamp terminals Power circuit 16.37 lbf.in (1.85 N.m) screw clamp terminals |
| Tripping threshold | 1.14 +/- 0.06 Ir IEC 60947-4-1 |
| Dielectric strength | 6 kV 50 Hz IEC 60255-5 |
| Temperature compensation | -4...140 °F (-20...60 °C) |
| Ambient air temperature for storage | -76...158 °F (-60...70 °C) |
| Thermal protection adjustment range | 5.5...8 A |
| Ambient air temperature for operation | -4...140 °F (-20...60 °C) without derating IEC 60947-4-1 |
MPN
LR3D1512A1