ОПИСАНИЕ ПРОДУКТА
SCHNEIDER ELECTRIC LR2D3555 - Thermal Overload Relay
The SCHNEIDER ELECTRIC LR2D3555 is a TeSys LR2D series thermal overload relay engineered for precise motor protection against overcurrents and phase failure. Utilizing bimetallic thermal sensing technology, this device integrates directly with TeSys D contactors to provide essential safeguarding for industrial motor control applications, including pumping, ventilation, and material handling systems. It ensures operational continuity and prevents damage to three-phase AC motors within its specified current range.
Technical Specifications:
- SERIES/FAMILY: TeSys LR2D
- COMPONENT TYPE: Thermal Overload Relay
- ELECTRICAL SPECS:
- CURRENT ADJUSTMENT RANGE: 3.5 - 5.5 A
- RATED OPERATIONAL VOLTAGE (Ue): Up to 690 VAC
- RATED INSULATION VOLTAGE (Ui): 690 VAC
- RATED IMPULSE WITHSTAND VOLTAGE (Uimp): 6 kV
- FREQUENCY: 50/60 Hz
- PHASE: 3-Phase
- TRIPPING CLASS: Class 10A
- AUXILIARY CONTACTS: 1 NO + 1 NC
- MECHANICAL/PHYSICAL:
- RESET FUNCTION: Manual/Automatic selectable
- CONTROL FUNCTIONS: Test button, Stop button
- INTERFACE/CONTROL:
- SIGNALING: Auxiliary contacts for fault indication
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP20 (terminals)
- OPERATING TEMPERATURE: -20 to +60 °C
- MOUNTING: Direct on TeSys D contactors (e.g., LC1D09 to LC1D38) optional standalone with adapter
- COMPATIBILITY/APPLICATION:
- MOTOR PROTECTION: Overload, phase failure
- SYSTEM INTEGRATION: Compatible with SCHNEIDER ELECTRIC TeSys D contactors
- TARGET APPLICATIONS: Industrial motor control, pumping systems, ventilation systems, material handling equipment