OPIS PRODUKTU
SCHNEIDER ELECTRIC LRN22 - Thermal Overload Relay
This device is a TeSys LRD series thermal overload relay designed for electromechanical motor protection. It provides protection against overloads, phase unbalance, and phase failure in industrial control systems. Engineered for direct mounting onto TeSys D contactors, it is suitable for applications requiring robust motor circuit protection in HVAC, pumping, and general machinery control.
Technical Specifications:
- SERIES/FAMILY: TeSys LRD
- COMPONENT TYPE: Thermal Overload Relay
- ELECTRICAL SPECS:
- CURRENT ADJUSTMENT RANGE: 17-25 A
- TRIP CLASS: Class 10A
- AUXILIARY CONTACTS: 1 NO + 1 NC
- RATED INSULATION VOLTAGE (Ui): 690 V AC (power circuit), 600 V AC (signaling circuit)
- RATED IMPULSE WITHSTAND VOLTAGE (Uimp): 6 kV
- MECHANICAL/PHYSICAL:
- RESET TYPE: Manual or Automatic
- MOUNTING: Direct on contactor, or standalone with adapter
- INTERFACE/CONTROL:
- CONTROL CIRCUIT VOLTAGE: Dependent on contactor coil
- INDICATORS: Trip indicator
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP20 (terminals), IP20 (casing)
- AMBIENT AIR TEMPERATURE FOR OPERATION: -20 to 60 °C
- AMBIENT AIR TEMPERATURE FOR STORAGE: -60 to 70 °C
- POLLUTION DEGREE: 3
- COMPATIBILITY/APPLICATION:
- COMPATIBLE CONTACTORS: TeSys D series
- TYPICAL APPLICATIONS: Motor protection in industrial machinery, pumps, fans, conveyors, HVAC systems.
