The Schneider Electric LRD3403 TeSys Deca thermal overload relay is engineered to provide robust motor protection in industrial environments. This relay is designed to detect and respond to overcurrent and phase imbalance conditions, preventing motor damage and costly downtime. Its application is critical in safeguarding three-phase induction motors across various machinery.

Technical details

• Series: TeSys Deca
• Type: Thermal Overload Relay
• Amperage Setting Range: 30 A to 40 A
• Tripping Class: Class 10 A
• Phase Failure Sensitivity: Yes
• Reset Type: Manual or Automatic Reset
• Mounting Method: Direct mount or separate mounting with appropriate accessories
• Operating Temperature Range: -25°C to 70°C

Applications & compatibility

This LRD3403 relay is commonly specified for motor control circuits in applications such as conveyor systems, pumps, fans, and general machinery where precise motor overload protection is required. It is designed to be compatible with Schneider Electric TeSys D contactors, forming a complete motor starter solution.

Available from Industrial Automation Co as new, refurbished, or surplus stock, backed by a 2-year warranty with same-day shipping on in-stock items. Request a quote for the Schneider Electric LRD3403 or contact our technical team for cross-reference assistance with compatible TeSys components.