DESCRIZIONE PRODOTTO
SIEMENS 3RH2122-2HB40 - Auxiliary Contactor
This device is a SIEMENS SIRIUS 3RH2 series auxiliary contactor, engineered for reliable switching operations within industrial control circuits. It features a 2 normally open and 2 normally closed contact configuration, actuated by a 24V DC coil. This component is critical for signal processing, interlocking functions, and control logic implementation in motor control centers, programmable logic controller (PLC) systems, and general machine automation panels.
Technical Specifications:
- SERIES/FAMILY: SIRIUS 3RH2
- COMPONENT TYPE: Auxiliary Contactor
- ELECTRICAL SPECS:
- COIL VOLTAGE: 24V DC
- AUXILIARY CONTACT RATING (AC-15): 6A at 230V AC
- AUXILIARY CONTACT RATING (DC-13): 3A at 24V DC
- OPERATING FREQUENCY: 50/60 Hz (for AC applications, coil is DC)
- MECHANICAL/PHYSICAL:
- CONTACT CONFIGURATION: 2 Normally Open (NO) + 2 Normally Closed (NC)
- MOUNTING TYPE: DIN Rail (35mm) or Screw Mounting
- FRAME SIZE: S00
- TERMINATION TYPE: Screw Terminals
- INTERFACE/CONTROL:
- CONTROL TYPE: Electromechanical (DC coil actuation)
- NUMBER OF POLES: 4 (referring to the auxiliary contacts)
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP20 (Terminal protection)
- AMBIENT OPERATING TEMPERATURE: -25 to +60 degrees C
- COOLING METHOD: Natural Convection
- MOUNTING STYLE: Vertical or Horizontal on DIN rail
- COMPATIBILITY/APPLICATION:
- TARGET SYSTEMS: Industrial control panels, motor control circuits, PLC-based systems, interlocking circuits, signal amplification.
- MACHINE TYPES: General machinery, process automation, HVAC systems, material handling.
