🔹 Power Contactor – Siemens 3TS14000AF058K (3TS Series, 3-Pole AC Coil)
The Siemens 3TS14000AF058K is a capacitor duty power contactor from the 3TS series, designed specifically for switching capacitor banks in power factor correction (PFC) systems. It is widely used in industrial electrical panels where controlled capacitor switching is required to improve power factor and overall energy efficiency.
This contactor is engineered with a pre-insertion resistor mechanism to limit high inrush currents during capacitor switching. It ensures safe operation, reduced contact wear, and long service life, making it suitable for MCC panels and capacitor bank applications in industrial environments.
🔹 Key Features
• Siemens 3TS Series capacitor duty contactor
• Model: 3TS14000AF058K
• 3-pole (3P) configuration for 3-phase systems
• AC coil operated design
• Specially designed for capacitor switching (AC-6b duty)
• Pre-insertion resistor technology for inrush current limiting
• High durability under frequent switching operations
• Strong arc-quenching system for long electrical life
• Suitable for PFC panels and capacitor banks
• Compact industrial-grade panel mounting design
• Reliable operation under voltage fluctuations
• Low maintenance requirement
• Designed for continuous industrial duty
| Parameter | Specification |
|---|---|
| Product Series | Siemens 3TS Capacitor Duty Series |
| Model Number | 3TS14000AF058K |
| Product Type | Capacitor Duty Power Contactor |
| Pole Configuration | 3 Pole (3P) |
| Coil Type | AC Coil |
| Application Category | AC-6b (Capacitor Switching) |
| Capacitor Rating | ~20 kVAr (typical 415V class) |
| Rated Current | ~27–28 A (approx.) |
| Mounting Type | Panel Mounting |
| Usage | Capacitor banks, PFC panels, industrial power systems |
| Brand | Siemens |
| Duty Type | Capacitor Switching / Industrial Use |
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