LRD3355 - TeSys LRD Thermal Overload Relays - 30...40 A - Class 10A.
Schneider
SKU
SE_LRD3355
Model
LRD3355
SGD $119.07 All prices inclusive of GST
Short description of LRD3355
LRD3355. Thermal relays, coordinated with TeSys D contactors, to protect from overloads motors up to 150 A (75 kW / 400 V)
Country of Origin
France
range : TeSys
- product name : TeSys LRD
- product or component type : Differential thermal overload relay
- device short name : LRD
- relay application : Motor protection
- product compatibility : LC1D80LC1D95
- network type : DCAC
- thermal overload class : Class 10A conforming to IEC 60947-4-1
- thermal protection adjustment range : 30…40 A
- [Ui] rated insulation voltage : Power circuit : 1000 V conforming to IEC 60947-4-1Power circuit : 600 V conforming to CSAPower circuit : 600 V conforming to UL
This product is under Green Premium products which is Schneider Electric’s commitment to delivering products with best-in-class environmental performance. Green Premium promises compliance with the latest regulations, transparency on environmental impacts, as well as circular and low-CO2 products
- product name : TeSys LRD
- product or component type : Differential thermal overload relay
- device short name : LRD
- relay application : Motor protection
- product compatibility : LC1D80LC1D95
- network type : DCAC
- thermal overload class : Class 10A conforming to IEC 60947-4-1
- thermal protection adjustment range : 30…40 A
- [Ui] rated insulation voltage : Power circuit : 1000 V conforming to IEC 60947-4-1Power circuit : 600 V conforming to CSAPower circuit : 600 V conforming to UL
This product is under Green Premium products which is Schneider Electric’s commitment to delivering products with best-in-class environmental performance. Green Premium promises compliance with the latest regulations, transparency on environmental impacts, as well as circular and low-CO2 products
| MAIN SPECIFICATIONS | |
|---|---|
| Control Type | blue push-button: reset red push-button: stop |
| Product Or Component Type | differential thermal overload relay |
| [Ie] Rated Operational Current | blue push-button: reset red push-button: stop |
| [Ue] Rated Operational Voltage | 1000 V AC 0...400 Hz for power circuit conforming to IEC 60947-4-1 |
| Device Short Name | LRD |
| Mounting Support | plate, with specific accessories rail, with specific accessories under contactor |
| Network Type | AC DC |
| Range | TeSys |
| Range Name | TeSys LRD |
| Relay Application | motor protection |
| Thermal Overload Class | class 10A conforming to IEC 60947-4-1 |
| COMPLEMENTARY | |
| Communication Network Type | 1000 V AC 0...400 Hz for power circuit conforming to IEC 60947-4-1 |
| Product Name | TeSys LRD |
| Associated Fuse Rating | 4 A BS for signalling circuit 4 A gG for signalling circuit |
| Auxiliary Contact Composition | 1 NO + 1 NC |
| Compatibility Code | LRD |
| Connections - Terminals | 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 flexible without 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) 4-35 mm² flexible with cable end power circuit: screw clamp terminals 1 cable(s) 4-35 mm² flexible without cable end power circuit: screw clamp terminals 1 cable(s) 4-35 mm² solid without cable end |
| Depth | 115 mm |
| Flame Retardance | V1 conforming to UL 94 |
| Height | 81 mm |
| Mechanical Robustness | shocks: 15 Gn for 11 ms conforming to IEC 60068-2-7 vibrations: 6 Gn conforming to IEC 60068-2-6 |
| Net Weight | 0.51 kg |
| Network Frequency | 0...400 Hz |
| Permissible Current | 0.06 A at 440 V DC-13 for signalling circuit 0.72 A at 500 V AC-15 for signalling circuit |
| Phase Failure Sensitivity | tripping current 130 % of Ir on two phase, the last one at 0 |
| Product Compatibility | LC1D80 LC1D95 |
| Temperature Compensation | -20-60 °C |
| Thermal Protection Adjustment Range | 30-40 A |
| Tightening Torque | control circuit: 1.7 N.m - on screw clamp terminals power circuit: 9 N.m - on screw clamp terminals |
| Tripping Threshold | 1.14 +/- 0.06 Ir conforming to IEC 60947-4-1 |
| Width | 70 mm |
| [Ith] Conventional Free Air Thermal Current | 5 A for signalling circuit |
| [Uimp] Rated Impulse Withstand Voltage | 6 kV conforming to IEC 60947-1 |
| [Ui] Rated Insulation Voltage | power circuit: 1000 V conforming to IEC 60947-4-1 power circuit: 600 V conforming to CSA power circuit: 600 V conforming to UL |
| ENVIRONMENT | |
| Ambient Air Temperature For Operation | -20-60 °C without derating conforming to IEC 60947-4-1 |
| Ambient Air Temperature For Storage | -60-70 °C |
| Dielectric Strength | 2.2 kV at 50 Hz conforming to IEC 60947-1 |
| IP Degree Of Protection | IP20 conforming to IEC 60529 |
| Product Certifications | ATEX INERIS CCC CSA EAC IEC UKCA UL |
| Protective Treatment | TH conforming to IEC 60068 |
| Standards | CSA C22.2 No 60947-4-1 CSA C22.2 No 60947-5-1 EN 50495 EN/IEC 60947-4-1 EN/IEC 60947-5-1 GB/T 14048.4 GB/T 14048.5 UL 60947-4-1 UL 60947-5-1 |
| OTHER | |
| Poles Description | differential thermal overload relay |
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