DESCRIZIONE PRODOTTO
SCHNEIDER ELECTRIC LRD03 - Thermal Overload Relay
The SCHNEIDER ELECTRIC LRD03 is a TeSys LRD series thermal overload relay engineered for the protection of AC motors against overloads, phase failure, and prolonged starting conditions. It utilizes bimetallic strip technology to provide thermal protection in industrial motor control circuits. This electromechanical device is designed for direct integration with TeSys D contactors, facilitating coordinated motor protection within control panel assemblies.
Technical Specifications:
- SERIES/FAMILY: TeSys LRD
- COMPONENT TYPE: Thermal Overload Relay
- ELECTRICAL SPECS:
- CURRENT ADJUSTMENT RANGE: 2.5 - 4 A
- OPERATIONAL VOLTAGE (MAIN CIRCUIT): Up to 690 VAC
- CONTROL CIRCUIT VOLTAGE (AUXILIARY CONTACTS): Up to 690 VAC / 250 VDC
- FREQUENCY: 50/60 Hz
- TRIP CLASS: Class 10
- MECHANICAL/PHYSICAL:
- RESET TYPE: Manual or Automatic
- AUXILIARY CONTACTS: 1 NO + 1 NC
- MOUNTING: Direct mounting under TeSys D contactors (LC1D09-LC1D38) or standalone with adapter LAD7B106
- INTERFACE/CONTROL:
- INDICATORS: Trip indicator
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP20 (terminals)
- OPERATING TEMPERATURE: -20 to 60 degrees C
- STORAGE TEMPERATURE: -60 to 70 degrees C
- POLLUTION DEGREE: 3
- COMPATIBILITY/APPLICATION:
- COMPATIBLE CONTACTORS: SCHNEIDER ELECTRIC TeSys D series (LC1D09, LC1D12, LC1D18, LC1D25, LC1D32, LC1D38)
- TARGET APPLICATIONS: Motor protection in industrial machinery, HVAC systems, pumps, fans, conveyors, machine tools