ОПИСАНИЕ ПРОДУКТА
SCHNEIDER ELECTRIC 81148 - TeSys D Contactor
The SCHNEIDER ELECTRIC 81148 is an electromechanical TeSys D series contactor designed for industrial motor control and resistive load switching applications. This 3-pole device integrates a 24V AC coil for activation, providing reliable switching for systems requiring robust control of AC motors, heating elements, or lighting circuits. It is engineered for integration into control panels for machinery, HVAC systems, and pumping stations, adhering to IEC 60947 standards.
Technical Specifications:
- SERIES/FAMILY: TeSys D
- COMPONENT TYPE: Contactor
- ELECTRICAL SPECS:
- POLES: 3P
- NOMINAL OPERATIONAL CURRENT (AC-3): 9 A at <= 440 V
- NOMINAL OPERATIONAL CURRENT (AC-1): 25 A at <= 60 °C
- NOMINAL OPERATIONAL VOLTAGE (POWER CIRCUIT): 690 V AC 50/60 Hz
- COIL VOLTAGE: 24 V AC 50/60 Hz
- AUXILIARY CONTACTS: 1 NO + 1 NC
- RATED IMPULSE WITHSTAND VOLTAGE: 6 kV
- RATED INSULATION VOLTAGE: 690 V (IEC 60947-4-1), 600 V (CSA, UL)
- MECHANICAL/PHYSICAL:
- MOUNTING: 35 mm DIN rail or screw fixing
- TERMINALS: Screw clamp terminals
- MECHANICAL LIFESPAN: 15 Mcycles
- ELECTRICAL LIFESPAN (AC-3): 1.6 Mcycles at 9 A
- INTERFACE/CONTROL:
- CONTROL CIRCUIT TYPE: AC at 50/60 Hz
- CONTROL CIRCUIT CONSUMPTION (INRUSH): 70 VA
- CONTROL CIRCUIT CONSUMPTION (HOLD): 7.5 VA
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP20 (front face)
- OPERATING TEMPERATURE: -5 to 60 °C
- STORAGE TEMPERATURE: -60 to 80 °C
- ALTITUDE: 3000 m without derating
- COMPATIBILITY/APPLICATION:
- MOTOR CONTROL CATEGORY: AC-3 for squirrel-cage motors
- RESISTIVE LOAD SWITCHING CATEGORY: AC-1
- INTEGRATION: Compatible with TeSys D thermal overload relays and auxiliary contact blocks for expanded functionality.
