DESCRIZIONE PRODOTTO
SCHNEIDER ELECTRIC 31147 - TeSys D Thermal Overload Relay
This device is a TeSys D series thermal overload relay engineered for the protection of AC motors and circuits. It provides precise thermal protection against overload currents, phase unbalance, and phase failure, ensuring operational integrity and extending equipment lifespan in industrial control applications. The unit integrates directly with compatible TeSys D contactors, forming a compact and compliant motor starter solution.
Technical Specifications:
- SERIES/FAMILY: TeSys D
- COMPONENT TYPE: Thermal Overload Relay
- ELECTRICAL SPECS:
- CURRENT ADJUSTMENT RANGE: 1.6 A to 2.5 A
- THERMAL CLASS: Class 10A (IEC 60947-4-1)
- OPERATIONAL VOLTAGE: Up to 690 VAC (main circuit)
- AUXILIARY CONTACT RATING: 1 NO + 1 NC (e.g., 3A @ 240VAC)
- MECHANICAL/PHYSICAL:
- RESET TYPE: Manual and Automatic
- MOUNTING: Direct mounting under TeSys D contactors (e.g., LC1D09 to LC1D38) or standalone with adapter
- FORM FACTOR: Modular, compact unit
- INTERFACE/CONTROL:
- AUXILIARY CONTACTS: 1 Normally Open (NO) for signaling, 1 Normally Closed (NC) for tripping circuit
- CONTROL TYPE: Electromechanical thermal sensing
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP20 (IEC 60529)
- OPERATING TEMPERATURE: -20°C to +60°C
- COOLING METHOD: Natural convection
- COMPATIBILITY/APPLICATION:
- COMPATIBLE CONTACTORS: SCHNEIDER ELECTRIC TeSys D series (e.g., LC1D09, LC1D12, LC1D18, LC1D25, LC1D32, LC1D38)
- APPLICATION: Overload protection for 3-phase and single-phase AC motors, industrial motor control centers, HVAC systems, pumping stations, conveyor systems.
