DESCRIZIONE PRODOTTO
SCHNEIDER ELECTRIC LRD14C - Thermal Overload Relay
The SCHNEIDER ELECTRIC LRD14C is a TeSys LRD series thermal overload relay engineered for robust thermal protection of three-phase AC motors. This electromechanical device utilizes bimetallic strips to detect overcurrent conditions, providing essential safeguarding for industrial motor control circuits, pumping systems, and conveyor applications. It integrates directly with TeSys D contactors, ensuring reliable motor protection in demanding industrial environments.
Technical Specifications:
- SERIES/FAMILY: TeSys LRD
- COMPONENT TYPE: Thermal Overload Relay
- ELECTRICAL SPECS:
- NOMINAL CURRENT RANGE: 7.0 - 10.0 A
- RATED OPERATIONAL VOLTAGE (Ue): Up to 690V AC
- RATED INSULATION VOLTAGE (Ui): 690V AC
- RATED IMPULSE WITHSTAND VOLTAGE (Uimp): 6 kV
- PHASE PROTECTION: Three-phase
- FREQUENCY: 50/60 Hz
- MECHANICAL/PHYSICAL:
- TRIP CLASS: Class 10A
- RESET FUNCTION: Manual or Automatic
- MOUNTING POSITION: Vertical +/- 30 degrees
- INTERFACE/CONTROL:
- AUXILIARY CONTACTS: 1 Normally Open (NO) + 1 Normally Closed (NC)
- CONTROL CIRCUIT TERMINALS: Screw clamp terminals
- INDICATORS: Trip indicator
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP20 (terminals), IP20 (casing)
- OPERATING TEMPERATURE: -20 to 60 °C
- STORAGE TEMPERATURE: -60 to 70 °C
- MOUNTING STYLE: Direct mounting under TeSys D contactors (e.g., LC1D09-D38), or standalone with adapter plate
- COOLING METHOD: Natural convection
- COMPATIBILITY/APPLICATION:
- MOTOR PROTECTION: Asynchronous AC motors
- SYSTEM INTEGRATION: Compatible with TeSys D contactors
- TYPICAL APPLICATIONS: Industrial machinery, pumping systems, ventilation, material handling, HVAC systems