What is the function of this Siemens soft starter?
The Siemens SIRIUS soft starter is designed to reduce the load and torque in the powertrain and electric current surge of the motor during start-up, providing a smooth start for motors.
What are the key features of this soft starter?
Key features include an integrated bypass contact system, motor overload protection, adjustable current limitation, and the ability to handle operational currents up to 106 A at 40°C.
What is the operational voltage range for this soft starter?
The operational voltage range for the Siemens 3RW4047-1BB15 soft starter is between 400 and 600 V AC.
What type of mounting does this soft starter support?
This soft starter supports screw and snap-on mounting, allowing for flexible installation options.
What is the maximum power rating for motors used with this soft starter?
The Siemens SIRIUS soft starter can handle motors with a power rating of up to 75 kW at 500 V.
What are the dimensions of this soft starter?
The dimensions of the Siemens SIRIUS soft starter are 70 mm in width, 170 mm in height, and 190 mm in depth.
What is the ambient temperature range for operating this soft starter?
The ambient temperature range for operating this soft starter is from -25°C to +60°C.
Does this soft starter provide motor overload protection?
Yes, the Siemens SIRIUS soft starter includes motor overload protection as one of its key features.
What type of control supply voltage is required for this soft starter?
The control supply voltage required for this soft starter is between 110 and 230 V AC/DC.
How many auxiliary contacts does this soft starter have?
The Siemens 3RW4047-1BB15 soft starter is equipped with two normally open (NO) auxiliary contacts and one change-over contact.