🔹 Power Contactor – Siemens 3TS51220AP008K (3TS Series, Heavy Duty, 3-Pole AC Coil)
The Siemens 3TS51220AP008K is a heavy-duty power contactor from the 3TS series, designed for switching high-current electrical loads in industrial power and motor control applications. It is commonly used in heavy-duty motors, compressors, pumps, HVAC systems, and large industrial automation panels where reliable high-load switching is required.
This contactor is designed for AC-3 duty operation and offers strong performance for large induction motor control. It ensures high electrical endurance, stable operation under heavy load, and long service life in demanding industrial environments.
🔹 Key Features
• Siemens 3TS Heavy Duty Series contactor
• Model: 3TS51220AP008K
• 3-pole (3P) configuration for 3-phase systems
• AC coil operated design
• Heavy-duty industrial grade construction
• Suitable for motor switching (AC-3 duty)
• High current handling capacity (~140 A class frame family)
• Strong arc-quenching system for long electrical life
• Suitable for MCC and power distribution panels
• Reliable operation under continuous load conditions
• Shock and vibration resistant design
• Low maintenance and long service life
| Parameter | Specification |
|---|---|
| Product Series | Siemens 3TS Heavy Duty Series |
| Model Number | 3TS51220AP008K |
| Product Type | Power Contactor |
| Pole Configuration | 3 Pole (3P) |
| Coil Type | AC Coil |
| Application Category | AC-3 (Motor Duty) |
| Rated Current | ~140 A class |
| Mounting Type | Panel Mounting |
| Usage | Heavy motors, compressors, pumps, industrial drives |
| Brand | Siemens |
| Duty Type | Heavy Industrial / Motor Control |
No reviews yet.