LRD340L – TeSys LRD thermal overload relays – 30…40 A – class 20 Schneider Electric TeSys LRD thermal overload relay, 40A/690V, thermal setting range 30-40A, tripping class 20, for protection of 3-phase motors 18.5kW@400V. Differential device with phase failure and load unbalance detection. It provides a thermal adjustement dial, a manual-automatic reset selector, a test selector for simulation of a tripping, reset and stop buttons, a flag indicator and 2 auxiliary contacts 1NO+1NC for fault signalling. Settings are protected by a transparent cover lockable by sealing. Connection by EverLink BTR screw terminals , it connects directly to the bottom terminals of 3-pole contactors LC1D40A-D80A. Mounting on DIN rail or screw fixing, separated from the contactor, with use of a terminal block LAD96560 (to be ordered separately). Multi standards certified (IEC, UL, CSA, CCC, EAC, Marine), Green Premium compliant (RoHs/Reach). TeSys LRD thermal overload relays – 30…40 A – class 20 LRD340L – TeSys LR.D
LRD340L – TeSys LRD thermal overload relays – 30…40 A – class 20 Schneider Electric is a Schneider Electric product designed for professional electrical, automation, and infrastructure applications.
This product forms part of the TeSys range and is suitable for installers, contractors, panel builders, maintenance teams, and buyers looking for reliable Schneider Electric components with proven performance and compatibility.
Technical Specifications
- Brand: Schneider Electric
- Series: TeSys
- Amperage: 40 A
- Voltage: 690V
- Mount Type: DIN Rail
Key Features
- Part of the TeSys range
- Rated at 40 A
- Suitable for 690V applications
- DIN Rail installation format
Applications
- Industrial automation
- Commercial electrical installations
- Control and protection systems
- Infrastructure and maintenance projects
Browse Related Categories
Timers & Control Relays | Plug – in Relays | Thermal Overload Relays
Explore genuine Schneider Electric solutions for dependable installation quality, long service life, and compatibility across related systems and accessories.




