Schneider LRD32C Thermal Overload Relay
Core Specifications
| Item |
Parameters |
| Brand / Model |
Schneider Electric LRD32C (TeSys D Series) |
| Product Type |
3-Pole Differential Thermal Overload Relay |
| Setting Current Range |
23-32A (Adjustable with white knob) |
| Trip Class |
Class 10A (Fast tripping, approximately 7.2s operation) |
| Auxiliary Contacts |
1NO + 1NC (95-96 Normally Closed, 97-98 Normally Open) |
| Contact Capacity |
5A / 690V AC |
| Installation Method |
Direct mounting below LC1-D25~D38 contactors; DIN rail (TH35) |
| Reset Method |
Manual (H) / Automatic (A) optional |
| Physical Dimensions |
45 (W) * 66 (D) * 70 (H) mm |
| Net Weight / Gross Weight |
Approx. 0.18 kg / 0.22 kg |
| Protection Rating |
IP20 (for indoor control cabinets) |
| Operating Temperature |
-20℃ to +60℃ |
| Storage Temperature |
-40℃ to +85℃ |
| Certifications |
CE, UL 61010, CSA, RoHS, Green Premium |
| Country of Origin |
France |
Logistics and Customs Information
- Dangerous Goods: None (general cargo)
- Customs Code (HS): 8536300000
- Packaging: Original cardboard box, 1 unit/box, 33 units/carton
- Unit Volume: Approximately 0.00021 m³
Core Protection Functions
- Differential Bimetallic Strip: Detects three-phase current imbalance and overload with temperature compensation
- Class 10A Fast Tripping: Quick protection for motor windings (approx. 7.2s at 1.5*Ir)
- Phase Loss Protection: Prevents motor burnout from phase current abnormalities
- Test/Indication: Built-in test button and trip indicator for circuit verification
- Lead Seal Lock: Prevents accidental parameter adjustments
Operation Panel Layout
| Component |
Function |
| White scale knob |
Setting current Ir (23-32A) |
| Toggle window |
Test button + Trip indicator (T) |
| Red button |
Stop (Forced disconnect 95-96) |
| Blue button |
Reset (Manual reset) |
| H/A switch |
Manual/automatic reset selection |
| Lead seal hook |
Lock setting parameters |