The Siemens Power Contactor 3RT1055-6AP368K is a premium industrial switching device engineered to deliver dependable motor control and power distribution performance in demanding industrial environments. As part of the globally trusted Siemens SIRIUS 3RT series, this power contactor combines robust construction, mirror contact technology, conventional AC/DC coil operation, and secure screw terminal connectivity to provide exceptional reliability and operational efficiency.
Available at SB Smart (sbsmart.in), the 3RT1055-6AP368K Power Contactor is designed for industries that require consistent switching performance, enhanced safety, and long service life. Whether installed in manufacturing plants, motor control centers, process automation systems, infrastructure projects, or power distribution networks, this Siemens contactor delivers the durability and reliability expected from one of the world's leading industrial automation brands.
A key advantage of the Siemens 3RT1055-6AP368K is its integration of Mirror Contact Elements, which provide accurate feedback on the actual status of the main contacts. This feature enhances safety monitoring, diagnostics, and preventive maintenance, making it particularly valuable in critical industrial applications. The contactor also features a 220–240V AC/DC conventional coil, ensuring reliable operation across a wide range of control systems.
Built to Siemens' stringent quality standards, the 3RT1055-6AP368K offers excellent electrical endurance and mechanical durability. Its secure screw terminal design simplifies installation and maintenance while ensuring stable electrical connections throughout the product lifecycle.
Industrial applications demand switching devices capable of handling heavy electrical loads while maintaining consistent performance under continuous-duty conditions. The 3RT1055-6AP368K is specifically designed to meet these challenges, providing reliable switching of motors, pumps, compressors, conveyors, fans, and other industrial equipment.
Its conventional AC/DC coil technology offers flexible control voltage compatibility, while the robust S6 frame construction ensures long-term durability. Combined with mirror contact functionality, the contactor supports improved operational safety, system monitoring, and maintenance planning.
The Siemens Power Contactor 3RT1055-6AP368K is an ideal choice for OEMs, panel builders, maintenance engineers, and automation professionals seeking dependable motor control solutions.
The integrated Mirror Contact Elements accurately reflect the position of the main contacts and provide reliable status feedback to control systems. This functionality supports fault detection, system diagnostics, and preventive maintenance while improving overall operational safety.
In modern automation systems, mirror contacts help reduce downtime and enhance equipment protection by providing clear and dependable contact status information.
The Siemens 3RT1055-6AP368K Power Contactor is suitable for:
At SB Smart (sbsmart.in), we supply genuine Siemens industrial automation and electrical products sourced through trusted channels. The 3RT1055-6AP368K Power Contactor offers superior switching performance, enhanced safety features, and long-term operational reliability for industrial applications.
Whether you are upgrading an existing control system or designing a new industrial panel, the Siemens 3RT1055-6AP368K delivers the quality, durability, and performance expected from Siemens industrial technology.
| Specification | Details |
|---|---|
| Product Name | Power Contactor |
| Manufacturer | Siemens |
| Series | SIRIUS 3RT |
| Order Code | 3RT1055-6AP368K |
| Product Type | Power Contactor |
| Number of Main Poles | 3 Pole |
| Main Contact Configuration | 3 NO |
| Auxiliary Contacts | 2 NO + 2 NC |
| Coil Type | Conventional AC/DC Coil |
| Coil Voltage | 220–240V AC/DC |
| Control Voltage Frequency | 50/60 Hz |
| Frame Size | S6 |
| Rated Operational Current (AC-3) | 150 A |
| Rated Operational Current (AC-1) | 185 A |
| Motor Rating @ 400V | 75 kW |
| Rated Operational Voltage | Up to 1000 V AC |
| Terminal Type | Screw Terminals |
| Main Circuit Connection | Busbar |
| Mirror Contact Elements | Yes |
| Mechanical Life | Up to 10 Million Operations |
| Mounting Type | Panel Mount |
| Protection Class | IP00 |
| Application | Motor Control & Power Switching |
| Brand | Siemens |
| Condition | New & Genuine Product |
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