3RT2046-1NB30
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$357.13
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The Siemens 3RT20461NB30 is a high-performance power contactor designed for industrial automation and control systems. With a robust design and reliable operation, this 3-pole contactor supports currents up to 95 A and power ratings of 45 kW at 400 V. It operates efficiently with coil voltages between 20 to 33 V AC/DC, making it versatile for various control circuit configurations. Featuring integrated varistor protection and auxiliary contacts, the 3RT20461NB30 ensures enhanced durability and operational safety. This Siemens SIRIUS power contactor is ideal for demanding applications, providing reliable switching of motors, resistive loads, and other industrial equipment. Its compact size and DIN rail mounting option facilitate easy installation in control panels.
Key Features of Siemens 3RT20461NB30
- Rated operational current: 95 A (AC-3)
- Power rating: 45 kW at 400 V
- Coil voltage range: 20 to 33 V AC/DC
- Contact configuration: 3 poles with 1 normally open and 1 normally closed auxiliary contacts
- Integrated varistor for surge voltage protection
- Operating temperature range: -25°C to +60°C
- DIN rail mounting with screw terminals
- Protection class: IP20 front, IP00 terminals
- Durability rated for up to 10 million operating cycles
Technical Specs of 3RT20461NB30
Explore Siemens 3RT20461NB30 specifications for detailed parameters to ensure system compatibility.
| Parameter | Specification |
|---|---|
| Rated operational current (AC-3) | 95 A |
| Power rating | 45 kW at 400 V |
| Coil voltage | 20 to 33 V AC/DC |
| Contact configuration | 3 poles, 1NO + 1NC auxiliary contacts |
| Operating temperature | -25°C to +60°C |
| Mounting type | DIN Rail |
| Protection class | IP20 front; IP00 terminals |
Applications / Use Case
This Siemens 3RT20461NB30 is commonly used in industrial automation environments, including factory control panels, machine automation, and production line systems. Its high current capacity and robust design make it suitable for switching motors, lighting, and heating elements in manufacturing and processing industries. The integrated surge protection and auxiliary contacts enhance system reliability and safety, ensuring smooth operation in complex automation setups. This makes it a preferred choice for engineers seeking durable and efficient power contactors for medium to heavy industrial loads.
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