ОПИСАНИЕ ПРОДУКТА
SIEMENS 3RT2025-1BB44 - Power Contactor
The SIEMENS 3RT2025-1BB44 is a 3-pole SIRIUS 3RT2 series power contactor engineered for switching and controlling three-phase motors and resistive loads in industrial automation applications. It features a 24 V AC control supply voltage and is rated for 25 A operational current under AC-3 utilization category at 400V, making it suitable for integration into motor control centers, HVAC systems, and general load switching circuits. This electromechanical switching device provides reliable operation with integrated auxiliary contacts and screw terminals for robust electrical connections.
Technical Specifications:
- SERIES/FAMILY: SIRIUS 3RT2
- COMPONENT TYPE: Power Contactor
- ELECTRICAL SPECS:
- RATED OPERATIONAL CURRENT (AC-3, 400V): 25 A
- RATED OPERATIONAL POWER (AC-3, 400V): 11 kW
- RATED OPERATIONAL CURRENT (AC-1, 400V): 40 A
- CONTROL SUPPLY VOLTAGE: 24 V AC
- NUMBER OF POLES: 3-pole
- FREQUENCY: 50/60 Hz
- MECHANICAL/PHYSICAL:
- AUXILIARY CONTACTS: 1 Normally Open (NO) + 1 Normally Closed (NC)
- TERMINAL TYPE: Screw terminals for main and auxiliary circuits
- FORM FACTOR: Compact industrial design
- INTERFACE/CONTROL:
- CONTROL TYPE: Electromechanical coil actuation
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP20 (terminals), IP00 (main circuit without covers)
- MOUNTING STYLE: DIN rail (35 mm) or screw mounting
- OPERATING TEMPERATURE: -25 to +60 degrees C
- COMPATIBILITY/APPLICATION:
- TARGET APPLICATIONS: Motor control, resistive load switching, heating systems, lighting, general industrial automation panels
- COMPATIBLE WITH: SIRIUS modular system components (e.g., overload relays, auxiliary switches)
