🔹 Siemens SIRIUS 3RT2 Power Contactor – 3RT2036-1AG208K (AC-3 Duty, 3-Pole, 110V AC Coil, S2 Size, ~51A Class, 1NO+1NC Auxiliary)
The Siemens 3RT2036-1AG208K is a heavy-duty SIRIUS 3RT2 series power contactor designed for reliable switching of motors and industrial loads under AC-3 duty applications. It belongs to the S2 frame size category, offering higher current handling capacity with a robust modular design suitable for industrial control panels and power distribution systems.
This model features a 3-pole configuration with durable screw-type terminals, ensuring secure wiring connections and long-term operational stability in demanding electrical environments.
It is equipped with a 110V AC coil variant (AG208K), making it suitable for conventional industrial control circuits where AC control voltage is used for energizing contactors in motor starter and automation systems.
A key feature of this variant is its integrated auxiliary contact configuration (1NO + 1NC), enabling reliable feedback and control signal integration for switching, interlocking, and monitoring functions.
Built on the Siemens SIRIUS modular platform, it supports seamless integration with overload relays and accessory modules, enabling flexible and scalable panel design for modern industrial requirements.
With strong electrical endurance, high breaking capacity, and stable performance under frequent switching, this contactor ensures dependable operation in industrial environments.
• Genuine Siemens SIRIUS 3RT2 Series Contactor
• Model: 3RT2036-1AG208K
• 3-Pole heavy-duty switching design
• AC-3 duty optimized for motor control applications
• 110V AC coil (AG208K variant)
• S2 frame size (~51A class)
• Screw terminal connection for secure wiring
• Integrated auxiliary contacts (1NO + 1NC)
• Compact modular design for panel integration
• High electrical and mechanical endurance
• Compatible with Siemens overload relays & accessories
• Suitable for industrial automation systems
| Parameter | Specification |
|---|---|
| Product Series | Siemens SIRIUS 3RT2 |
| Model Number | 3RT2036-1AG208K |
| Product Type | Power Contactor |
| Frame Size | S2 |
| Poles | 3 Pole |
| Utilization Category | AC-3 / AC-3e |
| Rated Current | ~51 A |
| Power Rating | ~22 kW @ 400V |
| Coil Voltage | 110V AC (AG208K) |
| Auxiliary Contacts | 1NO + 1NC |
| Terminal Type | Screw Terminals |
| Mounting Type | Panel / DIN Rail (via accessories) |
| Brand | Siemens |
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