PRODUCT DESCRIPTION
SIEMENS 3RT2025-2BB44 - Power Contactor
The SIEMENS SIRIUS 3RT2025-2BB44 is a 3-pole power contactor engineered for the switching and control of three-phase AC motors and resistive loads in industrial environments. It features an electromechanical switching mechanism actuated by a 24 VAC coil, providing reliable operation for applications such as motor control centers, HVAC systems, and general industrial machinery requiring robust power circuit management. This component is designed for integration within the SIEMENS SIRIUS modular system.
Technical Specifications:
- SERIES/FAMILY: SIRIUS 3RT2
- COMPONENT TYPE: Power Contactor
- ELECTRICAL SPECS:
- NOMINAL OPERATIONAL CURRENT (AC-3, 400V): 18.5 A
- NOMINAL OPERATIONAL POWER (AC-3, 400V): 7.5 kW
- NOMINAL OPERATIONAL CURRENT (AC-1, 400V): 35 A
- NOMINAL COIL VOLTAGE: 24 VAC
- NUMBER OF POLES: 3 Main Poles
- AUXILIARY CONTACTS: 1 Normally Open (NO) + 1 Normally Closed (NC)
- OPERATIONAL FREQUENCY: 50/60 Hz
- MECHANICAL/PHYSICAL:
- TERMINAL TYPE: Screw Terminals
- FORM FACTOR: Compact Industrial Contactor
- INTERFACE/CONTROL:
- CONTROL INPUT: 24 VAC Coil Control
- FEEDBACK: Integrated Auxiliary Contacts for Status Indication
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP20 (Terminal Protection)
- MOUNTING STYLE: DIN Rail Mountable, Screw Mountable
- COOLING METHOD: Natural Convection
- COMPATIBILITY/APPLICATION:
- APPLICATIONS: Three-phase AC Motor Control, Resistive Load Switching, Industrial Automation Systems, Pump Control, Conveyor Systems
- COMPATIBILITY: Designed for integration within the SIEMENS SIRIUS modular system, compatible with associated overload relays and circuit breakers.