OPIS PRODUKTU
SCHNEIDER ELECTRIC 33445 - 3-Pole Electromechanical Contactor
The SCHNEIDER ELECTRIC 33445 is an electromechanical contactor from the TeSys D series, engineered for switching power circuits in industrial control applications. It controls three-phase motors, resistive loads, and power distribution systems, integrating into automation panels and motor control centers. This component provides contact performance and operational endurance for industrial processes requiring reliable load switching.
Technical Specifications:
- SERIES/FAMILY: TeSys D
- COMPONENT TYPE: 3-Pole Electromechanical Contactor
- ELECTRICAL SPECS:
- NOMINAL OPERATIONAL CURRENT (AC-3): Up to 9A (for motor control at 400V)
- NOMINAL OPERATIONAL CURRENT (AC-1): Up to 25A (for resistive loads at 400V)
- NOMINAL OPERATIONAL VOLTAGE: Up to 690V AC
- COIL VOLTAGE: Configurable (e.g., 24V AC/DC, 110V AC, 230V AC, 400V AC)
- NUMBER OF POLES: 3 Main Poles
- AUXILIARY CONTACTS: 1 Normally Open (NO) + 1 Normally Closed (NC) (integrated)
- RATED IMPULSE WITHSTAND VOLTAGE (Uimp): 6 kV
- MECHANICAL/PHYSICAL:
- FORM FACTOR: Compact Block Contactor
- MOUNTING: 35mm DIN Rail or Screw Mounting
- MECHANICAL ENDURANCE: 15 Mcycles
- ELECTRICAL ENDURANCE: 2 Mcycles (AC-3)
- INTERFACE/CONTROL:
- CONTROL TYPE: Electromagnetically Actuated Coil
- EXPANSION: Compatible with Front and Side Mounted Auxiliary Contact Blocks, Time Delay Blocks, Surge Suppressors
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP20 (Terminals)
- OPERATING TEMPERATURE: -5°C to +60°C
- STORAGE TEMPERATURE: -60°C to +80°C
- ALTITUDE: Up to 3000m without derating
- COMPATIBILITY/APPLICATION:
- APPLICATIONS: Motor control (AC-3), resistive load switching (AC-1), lighting circuits, heating systems, power distribution, HVAC.
- COMPATIBILITY: Designed for integration with TeSys thermal overload relays (e.g., LRD series) and motor circuit breakers.
