What is the primary function of this Siemens part?
The Siemens 3RA6120-1BB32 is a compact load feeder designed for direct-on-line (DOL) starting of motors, providing efficient control and protection.
What are the voltage and current ratings for this part?
This part is rated for 690 V AC and can handle a current of 1.25 A at 400 V.
What type of mounting does this part support?
The Siemens 3RA6120-1BB32 is designed for DIN rail mounting, allowing for easy installation in control panels.
What are the dimensions of this part?
The dimensions of the Siemens 3RA6120-1BB32 are 170 mm in height, 45 mm in width, and 165 mm in depth.
What is the trip class of this part?
The trip class for the Siemens 3RA6120-1BB32 is adjustable between CLASS 10 and 20.
What type of terminals does this part use?
This part uses screw-type terminals for both the main current circuit and the auxiliary and control current circuits.
What is the mechanical service life of this part?
The mechanical service life of the Siemens 3RA6120-1BB32 is approximately 10,000,000 switching cycles.
What is the protection class of this part?
The Siemens 3RA6120-1BB32 has a protection class of IP20, providing basic protection against dust and contact.
Can this part be used in high-altitude installations?
Yes, the Siemens 3RA6120-1BB32 can be installed at altitudes up to 2,000 meters above sea level.
What is the operating temperature range for this part?
The operating temperature range for the Siemens 3RA6120-1BB32 is from -20°C to +60°C.