3RT2045-1NF30
The Siemens 3RT2045-1NF30 is a size S3, 3-pole contactor from the SIRIUS 3RT2 series. It has an AC-3 rated current of 80A and a power of 37kW (400V), and a control voltage of 84-155VAC/DC. It is equipped with 1NO+1NC auxiliary contacts.
Product Positioning
The Siemens 3RT2045-1NF30 power contactor is a Size S3, 3-pole design from the SIRIUS 3RT2 series. It has an AC-3 rated current of 80A and a rated current of 37kW (400V), suitable for general motor starting and switching control. The Siemens 3RT2045-1NF30 controls voltages from 84-155VAC/DC, is equipped with 1NO+1NC auxiliary contacts and a built-in surge suppressor, uses screw terminal connections, and weighs approximately 1.82 kg.
Core Product Advantages and Features
Size S3 standard contactor
AC-3 rated current 80A, 37kW (400V), suitable for general motor starting and switching.
Wide range control voltage 84-155VAC/DC
AC/DC universal coil, adaptable to different control power supply environments.
1NO+1NC auxiliary contact
Equipped with a built-in surge suppressor, the control feedback is stable and reliable.
Screw terminal design
It weighs approximately 1.82 kg and is easy to install and maintain.
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