🔹 Siemens SICOP Spare Main Contact Kit – 3TY7477-0YA (for 3TF477 Contactor)
The Siemens 3TY7477-0YA is a SICOP spare main contact kit designed for Siemens 3TF477 power contactors. This maintenance kit is used to replace worn, damaged, or deteriorated main contacts, restoring the contactor’s switching performance and extending its operational life.
The kit contains the essential fixed and moving main contact components required for contactor refurbishment. By replacing worn contacts, maintenance personnel can restore efficient current conduction, reduce contact resistance, and improve switching reliability without replacing the complete contactor assembly.
This spare contact kit is ideal for use in motor control centers (MCCs), industrial automation systems, power distribution panels, manufacturing plants, HVAC installations, pumps, compressors, and process control applications where reliable contactor performance is critical.
🔹 Key Features
• Siemens SICOP spare main contact kit
• Model: 3TY7477-0YA
• Suitable for Siemens 3TF477 power contactors
• Replaces worn or damaged main contacts
• Restores contactor switching efficiency and reliability
• Helps extend equipment service life
• High-quality contact material for durability
• Reduces maintenance costs and downtime
• Suitable for demanding industrial environments
• Easy installation during routine maintenance
• Genuine Siemens replacement accessory
| Parameter | Specification |
|---|---|
| Product Series | Siemens SICOP / 3TY Series |
| Model Number | 3TY7477-0YA |
| Product Type | Spare Main Contact Kit |
| Compatible Contactor | Siemens 3TF477 |
| Contactor Type | Power Contactor |
| Contact Type | Main Contact Replacement Set |
| Application | Contactor maintenance and refurbishment |
| Usage | Motor control, automation, power distribution |
| Installation | Internal contactor replacement |
| Brand | Siemens |
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