OPIS PRODUKTU
SCHNEIDER ELECTRIC LRD332C - Thermal Overload Relay
SCHNEIDER ELECTRIC LRD332C is a TeSys LRD series thermal overload relay engineered for robust motor protection in industrial control applications. This electromechanical device provides essential thermal overload and phase loss protection for AC motors, integrating directly with TeSys D contactors. It is designed to safeguard critical machinery, including pumps, fans, conveyors, and HVAC systems, by preventing motor damage due to sustained overcurrent conditions.
Technical Specifications:
- SERIES/FAMILY: TeSys LRD
- COMPONENT TYPE: Thermal Overload Relay
- ELECTRICAL SPECS:
- CURRENT ADJUSTMENT RANGE: 23-32 A
- THERMAL PROTECTION CLASS: Class 10A
- RATED OPERATIONAL VOLTAGE (Ue): Up to 690 V AC 50/60 Hz
- RATED INSULATION VOLTAGE (Ui): 690 V AC
- RATED IMPULSE WITHSTAND VOLTAGE (Uimp): 6 kV
- AUXILIARY CONTACTS: 1 NO + 1 NC
- RATED OPERATIONAL CURRENT AUXILIARY: 3 A at 400 V AC-15 0.22 A at 125 V DC-13
- MECHANICAL/PHYSICAL:
- RESET TYPE: Manual/Automatic
- MOUNTING: Direct mounting under TeSys D contactors (e.g., LC1D25, LC1D32, LC1D38) or standalone with adapter
- TERMINALS: Screw clamp
- INTERFACE/CONTROL:
- PROTECTION FUNCTIONS: Overload protection, Phase loss sensitivity
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP20 (terminals), IP20 (casing)
- OPERATING TEMPERATURE: -20 to 60 degrees C
- STORAGE TEMPERATURE: -60 to 70 degrees C
- ALTITUDE: Up to 3000 m without derating
- COMPATIBILITY/APPLICATION:
- COMPATIBLE CONTACTORS: SCHNEIDER ELECTRIC TeSys D series (e.g., LC1D25, LC1D32, LC1D38)
- TARGET APPLICATIONS: Industrial motor control, pumps, fans, conveyors, HVAC systems, general machinery protection
