DESCRIZIONE PRODOTTO
SCHNEIDER ELECTRIC LRD3363 - Thermal Overload Relay
The SCHNEIDER ELECTRIC LRD3363 is an electromechanical thermal overload relay from the TeSys LRD series, engineered for robust motor protection against overloads, phase unbalance, and phase failure. This device integrates directly into industrial motor control circuits, providing essential safeguarding for applications such as pumping systems, conveyor lines, and HVAC installations by monitoring current draw and initiating a trip condition upon detection of abnormal thermal stress. Its design facilitates seamless integration with TeSys D contactors, ensuring reliable operation within complex automation architectures.
Technical Specifications:
- SERIES/FAMILY: TeSys LRD
- COMPONENT TYPE: Thermal Overload Relay
- ELECTRICAL SPECS:
- CURRENT RANGE: 48-65 A
- TRIPPING CLASS: Class 10A
- PHASE PROTECTION: 3-phase
- RATED OPERATIONAL VOLTAGE: Up to 690 V AC
- RATED INSULATION VOLTAGE: 690 V AC 50/60 Hz (power circuit), 600 V AC (signaling circuit)
- MECHANICAL/PHYSICAL:
- RESET TYPE: Manual/Automatic
- AUXILIARY CONTACTS: 1 NO + 1 NC
- INTERFACE/CONTROL:
- CONTROL CIRCUIT VOLTAGE: Dependent on contactor coil voltage
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP20 (terminals)
- OPERATING TEMPERATURE: -20 to 60 °C
- MOUNTING STYLE: Direct mounting under contactor, or plate/DIN rail with LAD7B106 terminal block
- COMPATIBILITY/APPLICATION:
- COMPATIBLE CONTACTORS: SCHNEIDER ELECTRIC TeSys D series (LC1D40A, LC1D50A, LC1D65A, LC1D80)
- TYPICAL APPLICATIONS: Industrial motor control, pumping systems, HVAC, conveyor systems, material handling equipment
