DESCRIPTION DU PRODUIT
SCHNEIDER ELECTRIC LRD-3363C-LA7-D3064C - Thermal Overload Relay
This device is a SCHNEIDER ELECTRIC TeSys LRD series thermal overload relay, specifically engineered for robust motor protection against overload conditions and phase failure. It provides electromechanical thermal protection for three-phase AC motors, integrating directly with compatible TeSys D contactors to form a comprehensive motor starter solution. The unit features an adjustable current setting range and offers both manual and automatic reset functionalities, making it suitable for diverse industrial motor control applications including pumping, ventilation, conveying, and general machinery.
Technical Specifications:
- SERIES/FAMILY: TeSys LRD
- COMPONENT TYPE: Thermal Overload Relay
- ELECTRICAL SPECS:
- CURRENT ADJUSTMENT RANGE: 48-65 A
- RATED OPERATIONAL VOLTAGE: Up to 690V AC
- RATED INSULATION VOLTAGE: 690V AC
- RATED IMPULSE WITHSTAND VOLTAGE: 6 kV
- AUXILIARY CONTACTS: 1 Normally Open (NO) + 1 Normally Closed (NC)
- TRIP CLASS: Class 10A
- MECHANICAL/PHYSICAL:
- PROTECTION TYPE: Overload, Phase Failure
- RESET FUNCTION: Manual and Automatic
- MOUNTING: Direct mounting under 3-pole TeSys D contactors (e.g., LC1D40A, LC1D50A, LC1D65A)
- FORM FACTOR: Compact, contactor-mountable module
- INTERFACE/CONTROL:
- POWER CIRCUIT TERMINALS: Screw clamp terminals
- CONTROL CIRCUIT TERMINALS: Screw clamp terminals
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP20 (Protection against solid objects greater than 12.5 mm)
- OPERATING TEMPERATURE: -20 to 60 °C (-4 to 140 °F)
- STORAGE TEMPERATURE: -60 to 70 °C (-76 to 158 °F)
- COOLING METHOD: Natural convection
- COMPATIBILITY/APPLICATION: Three-phase AC motor control circuits, industrial machinery, HVAC systems, pumping stations, conveyor systems, material handling equipment. Designed for seamless integration with SCHNEIDER ELECTRIC TeSys D contactor lines.