EasyPact TVS Differential Thermal Overload Relay - 30-40A - Class 10A, Schneider Electric
Range of product: EasyPact TVS
Product type: Single function relay
Relay application: Motor protection
Control type: Push-button red stop, Push-button green reset
The LRE355 EasyPact TVS Differential Thermal Overload Relay, available through Schneider Electric, is a reliable and precise solution for protecting your electrical circuits and motors.
Designed for industrial applications, this thermal overload relay helps prevent overheating and potential damage to your equipment, ensuring the longevity and efficiency of your operations.
Key Features:
Precise Protection: The LRE355 offers precise protection for electrical circuits and motors, preventing overheating and potential damage.
Wide Current Range: With a current range of 30-40A, it's suitable for various industrial applications.
Class 10A: This relay operates with Class 10A thermal protection, ensuring rapid response to overheating.
Differential Protection: The relay provides differential protection, enhancing its effectiveness in guarding against faults.
Technical Specifications:
Current Range: 30-40A
Thermal Protection Class: Class 10A
Specifications
| Main | |
| Range | Easy TeSys |
| Range of product | Easy TeSys Protect |
| Product or component type | Differential thermal overload relay |
| Device short name | LRE |
| Relay application | Motor protection |
| Phase failure sensitivity | Tripping current 130 % of Ir on two phase, the last one at 0 conforming to IEC 60947-4-1 |
| Complementary | |
| Product compatibility | LC1E40...95 |
| Network type | AC |
| Network frequency | 50...60 Hz |
| Mounting support | Under contactor |
| Plate, with specific accessories | |
| Rail, with specific accessories | |
| Thermal overload class | Class 10A conforming to IEC 60947-4-1 |
| Signalling function | Relay trip indicator |
| Thermal protection adjustment range | 30…40 A |
| Tripping threshold | 1.14 +/- 0.06 Ir conforming to IEC 60947-4-1 |
| Mechanical robustness | Shocks: 6 Gn for 11 ms conforming to IEC 60068-2-7 |
| Vibrations: 3 GN conforming to IEC 60068-2-6 | |
| Auxiliary contact composition | 1 NO + 1 NC |
| [Ith] conventional free air thermal current | 5 A for signalling circuit |
| [Ue] rated operational voltage | <= 690 V AC |
| Associated fuse rating | 40 A aM for power circuit |
| 100 A gG for power circuit | |
| 5 A gG for signalling circuit | |
| [Ui] rated insulation voltage | 690 V conforming to IEC 60947-4-1 |
| [Uimp] rated impulse withstand voltage | 6 kV |
| Local signalling | Trip indicator |
| Control type | Push-button red stop: |
| Push-button green reset: | |
| Temperature compensation | -20…60 °C |
| Connections - terminals | Signalling circuit: screw clamp terminals 2 1…2.5 mm² - cable stiffness: flexible without cable end |
| Signalling circuit: screw clamp terminals 2 1…2.5 mm² - cable stiffness: flexible with cable end | |
| Signalling circuit: screw clamp terminals 2 1…2.5 mm² - cable stiffness: solid without cable end | |
| Power circuit: screw clamp terminals 1 4…35 mm² - cable stiffness: flexible without cable end | |
| Power circuit: screw clamp terminals 1 4…35 mm² - cable stiffness: flexible with cable end | |
| Power circuit: screw clamp terminals 1 4…35 mm² - cable stiffness: solid without cable end | |
| Recommended tightening torque | Power circuit: 9 N.m - on screw clamp terminals |
| Signalling circuit: 1.7 N.m - on screw clamp terminals | |
| height | 54 mm |
| Width | 70 mm |
| Depth | 113 mm |
| Net weight | 0.47 kg |
| Environment | |
| standards | IEC 60947-4-1 |
| IEC 60947-5-1 | |
| product certifications | EAC |
| 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 |
| -20…70 °C with derating | |
| Ambient air temperature for storage | -60…80 °C |
| Fire resistance | 850 °C conforming to IEC 60068-2-1 |
| Dielectric strength | 6 kV at 50 Hz conforming to IEC 60255-5 |
| Electromagnetic compatibility | Surge withstand: 6 kV conforming to IEC 60801-5 |
| Weight | 0.470000 |
|---|---|
| Brand | Schneider Electric |
| Model | LRE355 |
| Depth [cm] | 11.3 |
| Width [cm] | 7 |
| Height [cm] | 54 mm |
| Range | TVS |
| Family | PPCTR |
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