🔹 Replacement Coil – Siemens 3TX74023TY2 (3TX Series)
The Siemens 3TX74023TY2 is a replacement coil / coil module used in Siemens 3TX series contactor systems. It is designed to restore the electromagnetic operation of compatible contactors, ensuring reliable switching performance, proper pull-in and drop-out action, and long operational life in industrial control applications.
This coil belongs to the Siemens 3TX7402 accessory family, which is commonly used with Siemens 3TF / 3TH / 3TC contactor ranges depending on frame size and application. It is widely used in control panels, MCCs, and automation systems for maintenance and repair purposes.
From Siemens designation practice, “TY2” represents a specific coil execution variant, typically linked to a defined coil voltage range and suppression configuration used for stable operation and protection of the coil against switching surges. Based on Siemens 3TX7402 family documentation, these variants are part of coil/surge suppression assemblies used to improve contactor reliability and lifespan.
🔹 Key Features
• Siemens 3TX Series replacement coil
• Model: 3TX74023TY2
• Used for Siemens 3TX / compatible 3TF / 3TH contactors
• Ensures proper electromagnetic actuation of contactor
• Designed for industrial control panel applications
• High insulation strength and thermal stability
• Suitable for continuous duty operation
• Supports reliable pull-in and drop-out performance
• Helps extend contactor service life
• Easy replacement without full contactor replacement
| Parameter | Specification |
|---|---|
| Product Series | Siemens 3TX Series |
| Model Number | 3TX74023TY2 |
| Product Type | Replacement Coil |
| Function | Electromagnetic operation of contactor |
| Application | Siemens 3TX / selected 3TF / 3TH contactors |
| Coil Type | AC/DC (variant dependent) |
| Voltage Code | TY2 (coil execution variant) |
| Mounting Type | Internal replacement module |
| Usage | Industrial contactor maintenance & repair |
| Brand | Siemens |
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