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- Schneider Electric LRD33656 TeSys Deca Thermal Overload Relay 80-104 A Class 10A 1NO+1NC Relay Schneider Electric LRD33656 TeSys Deca Thermal Overload Relay 80-104 A Class 10A 1NO+1NC Relay
Schneider Electric LRD33656 TeSys Deca Thermal Overload Relay 80-104 A Class 10A 1NO+1NC Relay
Schneider Electric LRD33656 TeSys Deca Thermal Overload Relay 80-104 A Class 10A 1NO+1NC Relay
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- Description
The Schneider Electric LRD33656 is a TeSys LRD bimetallic thermal overload relay sized for LC1D80 and LC1D95 contactors, with an 80-104 A adjustment range, a class 10A trip curve, and phase-failure protection for 3-phase motors around 45 kW at 400 V.
Technical Specifications
| Reference | LRD33656 |
| Brand | Schneider Electric |
| Range | TeSys / TeSys Deca |
| Product Name | TeSys LRD |
| Device Short Name | LRD |
| Product Type | Differential thermal overload relay |
| Product Compatibility | LC1D80, LC1D95 |
| Thermal Overload Class | Class 10A (IEC 60947-4-1) |
| Thermal Protection Adjustment Range | 80…104 A |
| Tripping Threshold | 1.14 ± 0.06 Ir (IEC 60947-4-1) |
| Auxiliary Contact Composition | 1 NO + 1 NC |
| [Ue] Rated Operational Voltage (Power Circuit) | 1000 V AC |
| [Ith] Conventional Free Air Thermal Current (Signalling) | 5 A |
| [Uimp] Rated Impulse Withstand Voltage | 6 kV |
| Phase Failure Sensitivity | Trip at 130% of Ir with one phase at 0 |
| Temperature Compensation | -20…60 °C |
| Connections - Terminals (Power Circuit) | Screw clamp, 4…35 mm² |
| Mounting Support | Plate or rail |
| IP Degree of Protection | IP20 (IEC 60529) |
| Ambient Air Temperature for Operation | -20…60 °C (without derating, IEC 60947-4-1) |
| Net Weight | 1 kg |
Certifications & Standards
- IEC
- UL
- CSA
- CCC
- EAC
- UKCA
- ATEX
- IEC 60947-4-1
- IEC 60947-5-1
Selection Notes
The 80-104 A range targets the 45 kW point at 400 V on the LC1D80/D95 frame; set the dial to the motor's nameplate current rather than the contactor's full rating so the class 10A curve protects the winding with margin. Separate-from-contactor mounting on a plate or rail needs the LA7D3064 terminal block, since this relay's 35 mm² power terminals are sized for direct connection to the LC1D80/D95 bottom terminals.