🔹 Siemens SICOP Spare Main Contact Kit – 3TY7490-0A (for 3TF49 Contactor)
The Siemens 3TY7490-0A is a SICOP spare main contact kit specifically designed for Siemens 3TF49 power contactors. This maintenance kit is used to replace worn, damaged, or deteriorated main contacts, helping restore the contactor’s original switching performance and ensuring reliable operation in demanding industrial environments.
The kit contains the essential main contact replacement components required for refurbishing the contactor. By replacing worn contacts, users can improve current-carrying efficiency, reduce contact resistance, minimize arcing, and extend the operational life of the contactor without replacing the entire unit.
This spare contact kit is ideal for use in motor control centers (MCCs), industrial automation systems, power distribution panels, manufacturing plants, HVAC systems, pumps, compressors, conveyors, and process industries where reliable switching performance is essential.
🔹 Key Features
• Siemens SICOP spare main contact kit
• Model: 3TY7490-0A
• Designed for Siemens 3TF49 power contactors
• Replaces worn or damaged main contacts
• Restores switching efficiency and operational reliability
• Improves electrical conductivity and reduces contact resistance
• Minimizes arcing and contact wear
• Extends contactor service life
• Reduces maintenance costs and downtime
• Suitable for industrial motor control applications
• Genuine Siemens replacement accessory
| Parameter | Specification |
|---|---|
| Product Series | Siemens SICOP / 3TY Series |
| Model Number | 3TY7490-0A |
| Product Type | Spare Main Contact Kit |
| Compatible Contactor | Siemens 3TF49 |
| Contactor Type | Power Contactor |
| Contact Type | Main Contact Replacement Kit |
| Application | Contactor maintenance and refurbishment |
| Usage | Motor control, automation, power distribution |
| Installation | Internal contactor replacement |
| Brand | Siemens |
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