The Siemens 3RT2327-1AP00 is a high-performance SIRIUS 3RT23 Series power contactor designed for reliable switching of industrial loads, heating systems, lighting circuits, and automation equipment. This 4-pole contactor features 4 Normally Open (4NO) main contacts and comes equipped with 1 NO + 1 NC integrated auxiliary contacts, making it suitable for control, monitoring, and interlocking applications. It operates with a 230V AC, 50 Hz coil and utilizes robust screw terminal connections for secure installation.
Rated at 50A AC-1 at 400V, the 3RT2327-1AP00 provides dependable switching performance for resistive and mixed loads. The contactor is built in Size S0, offering a compact footprint while maintaining high switching capacity for industrial control panels and power distribution systems.
The device incorporates 4 NO main contacts and 1 NO + 1 NC auxiliary contacts as standard, enabling flexible control logic, signaling functions, and status monitoring without requiring additional auxiliary blocks. This helps reduce panel space and simplifies wiring.
Designed according to Siemens SIRIUS quality standards, the 3RT2327-1AP00 offers a rated insulation voltage of 690V, surge voltage resistance of 6kV, and a mechanical service life of up to 10 million operating cycles, ensuring long-term reliability in demanding industrial environments.
The contactor supports operation in ambient temperatures from -25°C to +60°C and can be mounted on DIN rails or panels. Its compact design and high reliability make it suitable for motor control centers (MCCs), industrial machinery, HVAC systems, building automation, process control equipment, and power switching applications.
As part of the trusted Siemens SIRIUS contactor family, the 3RT2327-1AP00 delivers efficient switching performance, dependable operation, and seamless integration with Siemens overload relays, motor starters, and industrial automation systems.
| Specification | Details |
|---|---|
| Product Name | Power Contactor |
| Brand | Siemens |
| Series | SIRIUS 3RT23 |
| Model Number | 3RT2327-1AP00 |
| SKU | 3RT2327-1AP00 |
| Product Type | Power Contactor |
| Utilization Category | AC-1 |
| Rated Operational Current (AC-1) | 50 A |
| Rated Operational Current (AC-3) | 15.5 A |
| Operating Power (AC-3 at 400V) | 7.5 kW |
| Number of Poles | 4 Pole |
| Main Contacts | 4 NO |
| Auxiliary Contacts | 1 NO + 1 NC |
| Coil Voltage | 230 V AC |
| Frequency | 50 Hz |
| Frame Size | S0 |
| Terminal Type | Screw Terminals |
| Rated Insulation Voltage (Ui) | 690 V |
| Surge Voltage Resistance | 6 kV |
| Mechanical Life | 10 Million Operations |
| Mounting Type | DIN Rail / Panel Mount |
| Operating Temperature | -25°C to +60°C |
| Weight | 0.478 kg |
| Product Family | Siemens SIRIUS Contactors |
No reviews yet.