🔹 Siemens SICOP Spare Main Contact Kit – 3TY7550-0YA (for 3TF55 Contactor)
The Siemens 3TY7550-0YA is a SICOP spare main contact kit specifically designed for Siemens 3TF55 power contactors. This genuine Siemens replacement kit is used to restore the electrical and mechanical performance of contactors by replacing worn, damaged, or eroded main contacts. It helps maintain reliable switching operation, improve conductivity, and extend the service life of the contactor.
Over time, frequent switching cycles can lead to contact wear, increased resistance, and reduced efficiency. The 3TY7550-0YA spare main contact kit provides high-quality replacement contacts that restore optimal current flow, reduce heat generation, and ensure dependable operation in demanding industrial environments.
This contact kit is ideal for maintenance and refurbishment of contactors used in motor control centers (MCCs), industrial automation systems, power distribution panels, HVAC installations, pumps, compressors, conveyors, manufacturing plants, and process industries.
• Genuine Siemens SICOP spare main contact kit
• Model Number: 3TY7550-0YA
• Designed for Siemens 3TF55 power contactors
• Replaces worn or damaged main contacts
• Restores reliable switching performance
• Improves electrical conductivity and current transfer
• Reduces contact resistance and heat buildup
• Extends contactor operational life
• Minimizes maintenance downtime and replacement costs
• Easy installation during scheduled maintenance
• Suitable for demanding industrial applications
| Parameter | Specification |
|---|---|
| Product Series | Siemens SICOP / 3TY Series |
| Model Number | 3TY7550-0YA |
| Product Type | Spare Main Contact Kit |
| Compatible Contactor | Siemens 3TF55 |
| Contact Type | Main Contact Replacement Set |
| Application | Contactor Maintenance & Refurbishment |
| Usage | Motor Control & Power Switching |
| Installation | Internal Contact Replacement |
| Industry Applications | Automation, Manufacturing, HVAC |
| Brand | Siemens |
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