The Siemens 3RT1956-6A is a genuine SIRIUS replacement contact kit designed for 3RT10 and 3RT20 series 3-pole power contactors, specifically for the 3RT1056 contactor. This maintenance kit includes 3 movable contacts and 6 fixed contacts with mounting/fixing parts, allowing worn contact elements to be replaced without changing the complete contactor assembly.
Over time, power contactors experience contact wear due to frequent switching operations, motor starting currents, and electrical arcing. The 3RT1956-6A contact kit provides a cost-effective solution for restoring original switching performance, reducing downtime, and extending the service life of the contactor.
This replacement contact set is commonly used in motor control centers (MCCs), industrial automation systems, manufacturing plants, HVAC installations, process industries, and power distribution panels where reliable contactor performance is essential.
As a genuine Siemens SIRIUS spare part, the 3RT1956-6A ensures precise fitment, dependable electrical conductivity, and full compatibility with designated Siemens contactors. The kit is supplied complete with mounting hardware for straightforward maintenance and replacement procedures.
• Genuine Siemens SIRIUS replacement contact kit
• Model: 3RT1956-6A
• Designed for 3RT10 & 3RT20 series contactors
• Suitable for Siemens 3RT1056 power contactor
• Includes 3 movable and 6 fixed contacts
• Supplied with fixing and mounting parts
• Restores original switching performance
• Helps extend contactor service life
• Reduces maintenance and replacement costs
• Easy installation during preventive maintenance
• High reliability and OEM quality construction
| Parameter | Specification |
|---|---|
| Product Series | Siemens SIRIUS |
| Model Number | 3RT1956-6A |
| Product Type | Replacement Contact Kit |
| Compatibility | 3RT1056 Power Contactor |
| Contactor Series | 3RT10 / 3RT20 |
| Contactor Configuration | 3 Pole |
| Contact Set | 3 Movable + 6 Fixed Contacts |
| Included Parts | Contacts with Fixing/Mounting Parts |
| Application | Contactor Maintenance & Repair |
| Usage | Motor Control & Power Distribution Systems |
| Brand | Siemens |
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