Schneider LR9F5369 | TeSys LRF – electronic thermal overload relay – 90…150 A – class 10

Technical Specifications

• Brand: Schneider Electric

• Series: TeSys LRF

• Model: LR9F5369

• Type: Electronic Thermal Overload Relay

• Adjustable Current Range: 90 to 150 A

• Tripping Class: 10 (Fast Motor Protection)

• Phase Imbalance and Loss Detection: Yes

• Reset Mode: Manual and Automatic Reset

• Mounting Type: Direct mounting on TeSys F contactors

• Connection Type: Screw terminals

• Operating Temperature: -20°C to +60°C

• Compliance Standards: IEC 60947-4-1

Key Features

• Precise Overload Protection: Uses electronic sensing for more accurate motor protection compared to conventional thermal relays.

• Adjustable Current Settings: Allows fine-tuning between 90 A and 150 A for optimized motor safety.

• Quick Tripping (Class 10): Ensures fast response to overload conditions, reducing motor damage risk.

• Auto/Manual Reset Options: Provides flexibility in reset operations for uninterrupted performance.

• Direct Mounting on TeSys F Contactors: Simplifies installation and saves panel space.

• Phase Failure Protection: Trips the circuit in case of phase loss, preventing motor burnout.

• Robust Design: Built for harsh industrial environments, ensuring long-term reliability.

Applications

• Heavy-Duty Industrial Motor Protection: Ideal for large three-phase motors in manufacturing plants.

• Pumps and Compressors: Ensures safe and efficient operation by preventing overload and overheating.

• HVAC Systems: Protects large-scale ventilation, cooling, and air-handling systems.

• Material Handling Equipment: Used in conveyors, cranes, and automated production lines.

• Mining and Oil Industries: Provides critical motor protection in demanding environments.