Product Overview
Technical Summary
| Product | SIRIUS soft starter S0 38 A, 22 kW/500 V, 40 °C 400-600 V AC, 110-230 V AC/DC Screw terminals |
|---|---|
| Rated operational current at 40 °C | 38 A |
| Motor power at 500 V | 22 kW at standard circuit at 40 °C rated value |
| Operating voltage | 400 … 600 V at standard circuit |
| Control supply voltage | 110 … 230 V AC and 110 … 230 V DC |
| Control supply frequency | 50 Hz and 60 Hz |
| Connection | Screw-type terminals |
| Mounting | Screw and snap-on mounting |
| Front protection | IP20 according to IEC 60529 |
Key Features
38 A at 40 °C; 34 A at 50 °C and 31 A at 60 °C.
18.5 kW at 400 V and 22 kW at 500 V in a standard circuit at 40 °C.
AC/DC control supply; 110 … 230 V at AC and 110 … 230 V at DC.
Integrated bypass contact system, thyristors, intrinsic device protection, motor overload protection, external reset, and adjustable current limitation.
Screw-type terminals for the main current circuit and auxiliary and control circuits.
S0 device size, screw and snap-on mounting, and IP20 protection on the front according to IEC 60529.
Frequently Asked Questions
What is the rated operational current of Siemens 3RW4028-1BB15?
The rated operational current is 38 A at 40 °C, 34 A at 50 °C, and 31 A at 60 °C.
What motor power is supported at 500 V?
The motor power rating is 22 kW at 500 V in a standard circuit at 40 °C.
What control supply and terminals does this line item have?
It has a 110 … 230 V AC/DC control supply and screw-type terminals for the main current, auxiliary, and control circuits.
