3RK1301-0JB00-1AA2 SIEMENS

3RK1301-0JB00-1AA2 Siemens Basis unit

Brand：SIEMENS Model number：3RK1301-0JB00-1AA2

Country of origin: Germany Product weight：0.55kg

HS code：8517623990

Product Details：

Product Dimensions：

The 3RK1301-0JB00-1AA2 is a digital, electronic direct-on-line (DOL) starter that provides reliable switching and comprehensive electronic overload protection for three-phase asynchronous motors. Operating within the ECOFAST (Energy and Communication Field Installation System) architecture, it integrates power switching, control logic, and networking capabilities into a single, highly ruggedized unit. It features standardized plug-in connectors for both power and communication, allowing for rapid installation, quick component replacement, and minimized downtime in highly automated production environments.

Product Parameters

Product Brand Name: SIRIUS
Product Designation: ECOFAST Motor Starter (High Feature Direct Starter)
Operating Voltage: Rated up to $400 \text{ VAC}$ or $500 \text{ VAC}$ for three-phase main networks.
Control Supply Voltage: $24 \text{ VDC}$ for the internal electronics and control logic.
Current Adjustment Range: Typically adjustable from $0.3 \text{ A}$ up to $3 \text{ A}$ or a similar low-power bracket depending on the exact electronic overload release setting.
Trip Class: Electronic overload protection adjustable to Class 10 or Class 20.
Communication Interface: Equipped with connections for industrial fieldbuses, commonly interfacing with PROFIBUS DP or AS-Interface via ECOFAST bus connectors.
Degree of Protection: IP65 rating, making it completely dust-tight and resistant to water jets from any direction.
Mounting Position: Vertical or horizontal mounting directly on the machine frame or motor housing.

Product Advantages

A foundational advantage of the 3RK1301-0JB00-1AA2 is its Cabinetless Topology. By moving the motor starter out of the central control cabinet and onto the machine itself, users can reduce cabinet space requirements and dramatically cut down on the length of expensive, shielded motor cables. The ECOFAST Quick-Connect System ensures error-free wiring through standardized plug connections, which greatly accelerates commissioning and lowers maintenance costs.

The unit incorporates Full Electronic Motor Protection, combining short-circuit, overload, and phase-failure detection into a solid-state mechanism that reacts much faster than traditional thermal bimetal relays. Additionally, the Intelligent Diagnostics transmit real-time status data, current values, and fault logs back to the central PLC, enabling predictive maintenance schedules and rapid troubleshooting.

Important Considerations and Precautions

When installing and commissioning the 3RK1301-0JB00-1AA2, it is critical to confirm the Current Range Settings match the nominal current rating found on the motor's nameplate; setting this value too high disables the overload protection, while setting it too low causes nuisance tripping. Ensure all ECOFAST Connectors are Fully Seated and locked before applying main power, as loose connections under high current loads can cause severe electrical arcing and damage the plug contacts.

Because this starter has an IP65 rating, it is suitable for wet areas, but the Cable Glands and Unused Outlets must be properly sealed with matching protective caps to prevent internal moisture ingress. Furthermore, when executing maintenance, always isolate the main upstream power disconnector and verify the absence of voltage; the $24 \text{ VDC}$ control voltage can remain active even when the $400 \text{ V}$ main line is cut, posing an unexpected hazard if handled carelessly.

Product Applications

The Siemens 3RK1301-0JB00-1AA2 is highly suited for extensive, distributed conveyor systems and automated machinery layouts.

Automotive Assembly Lines: Managing the countless small conveyor belts, skid lifters, and turning tables that bridge different production stations.
Logistics and Airport Baggage Handling: Powering distributed sorting conveyors where hundreds of modular starters are spread across huge physical facilities.
Food and Beverage Packaging: Operating filling, labeling, and packaging lines where high-pressure washdowns require rugged IP65-rated decentralized components.
Material Handling and Warehousing: Controlling the automated travel mechanisms of shuttle systems, standard palletizers, and sorting systems.
Machine Tool Auxiliary Units: Powering small pump stations, chip conveyors, and filtration units situated right next to large CNC machining centers.

6ES7972-0CB20-0XA0 SIEMENS

We have the same series of models in stock. If you don't find the model you need, please contact us and we will provide you with an official quotation！

SIEMENS6SE6440-2UD13-7AA1

SIEMENS6SL3224-0BE37-5AA0

SIEMENS6DD1684-0BC0

SIEMENS6DD1684-0AH0

SIEMENS6AV6542-0CA10-0AX0

SIEMENS3RT1044-1AG20

SIEMENS6AV6647-0AH11-3AX0

SIEMENS3RT2017-1AF01

SIEMENS6ES7321-1CH20-0AA0

SIEMENS6ES7331-7HF01-0AB0

SIEMENS6ES7195-7HA00-0XA0

SIEMENS6SE70386GL841JA1