OPIS PRODUKTU
SCHNEIDER ELECTRIC LR3D326 - Thermal Overload Relay
The SCHNEIDER ELECTRIC LR3D326 is a TeSys LR3D series thermal overload relay engineered for robust motor protection in industrial control applications. This bimetallic relay provides reliable protection against overloads and phase failures, integrating seamlessly with TeSys D contactors for comprehensive motor starter solutions. It is suitable for deployment in HVAC systems, pumping stations, and general machinery requiring precise motor current monitoring and safety cut-off.
Technical Specifications:
- SERIES/FAMILY: TeSys LR3D
- COMPONENT TYPE: Thermal Overload Relay
- ELECTRICAL SPECS:
- NOMINAL OPERATING VOLTAGE: Up to 690VAC
- CURRENT ADJUSTMENT RANGE: 23 - 32 A
- NUMBER OF POLES: 3-pole
- THERMAL PROTECTION CLASS: Class 10A
- FREQUENCY: 50/60 Hz
- MECHANICAL/PHYSICAL:
- RESET TYPE: Manual or Automatic (selectable)
- TRIP INDICATION: Yes, visual indicator
- INTERFACE/CONTROL:
- AUXILIARY CONTACTS: 1 Normally Open (NO) + 1 Normally Closed (NC)
- CONTROL CIRCUIT RATING: AC-15 (5A @ 240V), DC-13 (1.5A @ 24V)
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP20 (terminals), IP00 (body)
- MOUNTING STYLE: Direct mounting under TeSys D contactors (e.g., LC1D40A to LC1D65A), or stand-alone with terminal block
- OPERATING TEMPERATURE: -20 to 60 degrees C
- COMPATIBILITY/APPLICATION:
- COMPATIBLE CONTACTORS: TeSys D series
- APPLICATION: Overload and phase failure protection for AC motors in industrial machinery, ventilation systems, conveyors, and material handling equipment.
