ОПИСАНИЕ ПРОДУКТА
SCHNEIDER ELECTRIC 18790 - TeSys D Contactor
This SCHNEIDER ELECTRIC TeSys D contactor, identified by code 18790, is an electromechanical switching device engineered for reliable control of inductive and resistive loads in industrial automation systems. It is specifically designed for motor control applications (AC-3 utilization category) and general power circuit switching, providing robust performance in environments such as HVAC, pumping stations, and conveyor systems. The unit integrates a 24VDC low-consumption control coil for direct interface with PLC and control system outputs.
Technical Specifications:
- SERIES/FAMILY: TeSys D
- COMPONENT TYPE: Contactor
- ELECTRICAL SPECS:
- NOMINAL OPERATIONAL CURRENT (AC-3): 9 A at <= 440 V
- POLES: 3P (3 NO)
- COIL VOLTAGE: 24 VDC
- UTILIZATION CATEGORY: AC-3 (Motor control), AC-1 (Resistive loads)
- MAX OPERATIONAL VOLTAGE: 690 VAC
- RATED INSULATION VOLTAGE: 690 V (IEC 60947-4-1), 600 V (UL/CSA)
- RATED IMPULSE WITHSTAND VOLTAGE: 6 kV
- MECHANICAL/PHYSICAL:
- FORM FACTOR: Compact industrial contactor
- TERMINALS: Screw clamp terminals for power and control circuits
- ELECTRICAL ENDURANCE: 1.4 Mcycles (AC-3 at 9 A, 440 V)
- MECHANICAL ENDURANCE: 15 Mcycles
- INTERFACE/CONTROL:
- CONTROL CIRCUIT TYPE: DC low consumption
- ENVIRONMENTAL/MOUNTING:
- MOUNTING: 35 mm DIN rail or screw fixing
- IP RATING: IP20 (front face conforming to IEC 60529)
- OPERATING TEMPERATURE: -5 to 60 degrees C
- COMPATIBILITY/APPLICATION:
- APPLICATIONS: Motor control, resistive load switching, power circuit switching, automation systems, HVAC, pumping, conveyors
- COMPATIBILITY: Compatible with TeSys D thermal overload relays and auxiliary contact blocks (sold separately)
