ОПИСАНИЕ ПРОДУКТА
SCHNEIDER ELECTRIC 83899 - Thermal Overload Relay
This component is a TeSys D series thermal overload relay engineered for robust motor protection in industrial control applications. It provides essential safeguarding against overcurrents and phase unbalance, utilizing bimetallic strip technology for reliable trip characteristics. Designed for direct integration with TeSys D contactors, it is critical for maintaining operational integrity in systems such as HVAC, pumping stations, and conveyor drives.
Technical Specifications:
- SERIES/FAMILY: TeSys D
- COMPONENT TYPE: Thermal Overload Relay
- ELECTRICAL SPECS:
- NOMINAL OPERATING VOLTAGE: Up to 690VAC
- FREQUENCY: 50/60 Hz
- PHASE: 3-Phase
- CURRENT ADJUSTMENT RANGE: Varies by specific model within the series (e.g., 0.1A to 150A across the TeSys D range)
- MECHANICAL/PHYSICAL:
- MOUNTING: Direct mounting under TeSys D contactors
- RESET TYPE: Manual or Automatic (selectable)
- TRIP INDICATION: Mechanical flag
- INTERFACE/CONTROL:
- AUXILIARY CONTACTS: 1 Normally Open (NO) + 1 Normally Closed (NC)
- TRIP CLASS: Class 10A (standard for general purpose applications)
- TERMINALS: Screw clamp
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP20 (Finger-safe terminals)
- OPERATING TEMPERATURE: -20°C to +60°C
- COOLING METHOD: Natural convection
- COMPATIBILITY/APPLICATION:
- COMPATIBLE CONTACTORS: SCHNEIDER ELECTRIC TeSys D series (e.g., LC1D)
- PRIMARY APPLICATION: Overload and phase failure protection for AC motors in industrial machinery, HVAC systems, and material handling.
