DESCRIZIONE PRODOTTO
SCHNEIDER ELECTRIC LR9F7375 - Electronic Thermal Overload Relay
The SCHNEIDER ELECTRIC TeSys LR9F7375 is an electronic thermal overload relay engineered for the protection of three-phase AC motors against overload conditions and phase failure. This device integrates electronic sensing technology to provide precise and adjustable current monitoring, ensuring operational integrity in industrial motor control circuits, HVAC systems, and various machinery applications. It is designed for direct integration with TeSys F contactors or stand-alone panel mounting.
Technical Specifications:
- SERIES/FAMILY: TeSys LR9F
- COMPONENT TYPE: Electronic Thermal Overload Relay
- ELECTRICAL SPECS:
- CURRENT ADJUSTMENT RANGE: 100-185 A
- RATED OPERATIONAL VOLTAGE (Ue): Up to 1000 V AC 50/60 Hz
- RATED INSULATION VOLTAGE (Ui): 1000 V AC
- RATED IMPULSE WITHSTAND VOLTAGE (Uimp): 8 kV
- POWER CIRCUIT FREQUENCY: 50/60 Hz
- MECHANICAL/PHYSICAL:
- TRIP CLASS: Class 10E (Electronic)
- RESET TYPE: Manual or Automatic
- MOUNTING: Direct mounting under contactor or stand-alone with terminal block
- INTERFACE/CONTROL:
- AUXILIARY CONTACTS: 1 Normally Open (NO) + 1 Normally Closed (NC)
- CONTROL CIRCUIT VOLTAGE: 24-240 V AC/DC (for auxiliary contacts)
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP20 (Terminals), IP00 (Power Circuit)
- OPERATING TEMPERATURE: -20 to 70 °C
- STORAGE TEMPERATURE: -40 to 85 °C
- ALTITUDE: Up to 2000 m without derating
- POLLUTION DEGREE: 3
- COMPATIBILITY/APPLICATION:
- COMPATIBLE CONTACTORS: SCHNEIDER ELECTRIC TeSys F (LC1F115, LC1F150, LC1F185)
- APPLICATION: Overload and phase failure protection for three-phase AC motors in industrial control panels, pumping stations, ventilation systems, and material handling equipment.
