PRODUCT DESCRIPTION
SIEMENS 3RT2027-2BB44 - Power Contactor
The SIEMENS 3RT2027-2BB44 is an electromechanical power contactor from the SIRIUS 3RT2 series, engineered for switching and controlling three-phase AC motors and general resistive or inductive loads in industrial automation environments. This device provides reliable load interruption and connection, integrating seamlessly into motor control centers, heating systems, and lighting circuit applications. Its design facilitates direct integration with other SIRIUS modular system components for comprehensive control solutions.
Technical Specifications:
- SERIES/FAMILY: SIRIUS 3RT2
- COMPONENT TYPE: Power Contactor
- ELECTRICAL SPECS:
- NOMINAL OPERATIONAL CURRENT (AC-3, 400V): 32 A
- NOMINAL OPERATIONAL POWER (AC-3, 400V): 15 kW
- NOMINAL OPERATIONAL CURRENT (AC-1, 400V): 50 A
- NUMBER OF POLES: 3-pole
- COIL VOLTAGE: 24 VAC
- AUXILIARY CONTACTS: 2 NO (Normally Open) + 2 NC (Normally Closed)
- MECHANICAL/PHYSICAL:
- FRAME SIZE: S0
- TERMINATION TYPE: Screw terminals
- INTERFACE/CONTROL:
- CONTROL TYPE: Electromechanical coil actuation
- FEEDBACK: Integrated auxiliary contacts for status indication
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP20 (Finger-safe, suitable for enclosed panel mounting)
- COOLING METHOD: Natural convection
- MOUNTING STYLE: DIN rail 35mm or screw fixing
- COMPATIBILITY/APPLICATION:
- APPLICATIONS: Switching of 3-phase AC motors, resistive loads, lighting circuits, heating systems, general industrial load control
- COMPATIBILITY: Integrates with SIRIUS modular system components including overload relays and circuit breakers