ОПИСАНИЕ ПРОДУКТА
SCHNEIDER ELECTRIC 81146 - 3-Pole Contactor
The SCHNEIDER ELECTRIC 81146 is an industrial-grade 3-pole contactor from the TeSys D series, engineered for reliable switching of power circuits in demanding automation environments. It facilitates the control of three-phase asynchronous motors and resistive loads, utilizing an electromechanical coil for actuation. This component is fundamental for motor control centers, HVAC systems, and general machinery requiring robust power switching capabilities.
Technical Specifications:
- SERIES/FAMILY: TeSys D
- COMPONENT TYPE: 3-Pole Contactor
- ELECTRICAL SPECS:
- NOMINAL OPERATIONAL CURRENT (AC-3): 18 A at <= 440 V
- NOMINAL OPERATIONAL VOLTAGE: Up to 690 V AC
- CONTROL CIRCUIT VOLTAGE: 24 V DC
- POWER RATING (AC-3): 7.5 kW at 400 V (for 3-phase motors)
- POLES: 3P (3 Normally Open main power poles)
- MECHANICAL/PHYSICAL:
- UTILIZATION CATEGORY: AC-3 (Motor control), AC-1 (Resistive loads)
- AUXILIARY CONTACTS: 1 NO + 1 NC (integrated)
- MOUNTING: 35 mm DIN rail or screw mounting
- TERMINALS: Screw clamp terminals
- INTERFACE/CONTROL:
- CONTROL TYPE: Electromechanical coil actuation
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP20 (terminals), IP40 (front face)
- COOLING METHOD: Natural convection
- OPERATING TEMPERATURE: -5 to 60 °C
- COMPATIBILITY/APPLICATION:
- APPLICATIONS: Motor control, resistive load switching, power distribution, HVAC, pumping, material handling systems
- COMPATIBLE WITH: TeSys LR D thermal overload relays, TeSys D auxiliary contact blocks
