Schneider Electric LRD08 Overload Relay
Schneider Electric LRD08 Overload Relay
Product Description:
- An Overload Relay is a protective device used to safeguard electrical motors and circuits from damage due to excessive current (overload conditions).
- It does not respond to short circuits but protects against sustained overcurrent that can overheat the motor.
- They are often integrated into motor control panels and are part of a motor starter or motor control circuit.
- They are commonly use in industrial and commercial settings where motors power a wide range of machinery and equipment.
- The overload relay monitors the current flowing through the motor.
- It does this by using a current sensor, such as a thermal element (often a bimetallic strip) or electronic current measurement circuit.
- Overload relays protect motors from overheating, which can lead to motor burnout or damage to winding insulation.
- The Schneider Electric LRD08 Overload Relay is a premium motor protection device designed for safeguarding electric motors against overloads and phase failures. This high-performance overload relay ensures reliable operation, extended motor life, and minimal downtime in industrial and commercial applications.
- Engineered with precision, the LRD08 Overload Relay from Schneider Electric offers adjustable current settings, allowing precise protection tailored to your motor’s requirements. Its robust design guarantees durability even under demanding operating conditions, making it an ideal choice for industries requiring consistent motor safety and efficiency.
Product Specification:
| Tripping threshold | 1.14 +/- 0.06 Ir IEC 60947-4-1 |
|---|---|
| Auxiliary contact composition | 1 NO + 1 NC |
| [Ith] conventional free air thermal current | 5 A signalling circuit |
| Permissible current | 3 A 120 V AC-15 signalling circuit 0.22 A 125 V DC-13 signalling circuit |
| [Ue] rated operational voltage | 690 V AC 0…400 Hz power circuit IEC 60947-4-1 |
| Associated fuse rating | 4 A gG signalling circuit 4 A BS signalling circuit |
| [Uimp] rated impulse withstand voltage | 6 kV |
| Phase failure sensitivity | Tripping current 130 % of Ir on two phase, the last one at 0 |
| Control type | Red push-button stop Blue push-button reset |
| Temperature compensation | -4…140 °F (-20…60 °C) |
