Product information
Overview
Key Features
- Rated current and motor power: Rated operational current: 63 A at 40 °C; standard-circuit motor power: 37 kW at 500 V and 40 °C.
- Operating and control supply: Rated operating voltage: 400 … 600 V at the standard circuit; control supply: 24 V AC/DC.
- Motor protection and control: Has motor overload protection, intrinsic device protection, external reset and adjustable current limitation.
- Integrated components: Has an integrated bypass contact system and thyristors; thermistor motor protection evaluation and a motor brake output are not included.
- Connections and mounting: Has screw-type terminals for the main, auxiliary and control circuits, with screw and snap-on mounting.
- Protection and ambient conditions: Front protection class: IP20 according to IEC 60529; operating ambient temperature: -25 … +60 °C.
Technical Summary
| Product type | SIRIUS soft starter S2 |
|---|---|
| Rated operational current | 63 A at 40 °C |
| Standard-circuit motor power | 37 kW at 500 V and 40 °C |
| Rated operating voltage | 400 … 600 V |
| Control supply | 24 V AC/DC |
| Operating frequency | 50 … 60 Hz |
| Motor overload protection | Yes |
| Adjustable current limitation | Yes |
| Main and control connections | Screw-type terminals |
| Mounting | Screw and snap-on mounting |
| Front protection | IP20 according to IEC 60529 |
| Operating ambient temperature | -25 … +60 °C |
Frequently Asked Questions
What is the rated current of Siemens 3RW4037-1BB05?
The rated operational current is 63 A at 40 °C, 58 A at 50 °C and 53 A at 60 °C.
What motor power is supported at 500 V?
The standard-circuit motor power is 37 kW at 500 V and 40 °C.
What control supply does this soft starter use?
The control supply is 24 V AC/DC, with a rated control supply frequency of 50 Hz or 60 Hz.
What terminals and mounting method does it have?
It has screw-type terminals for the main, auxiliary and control circuits, with screw and snap-on mounting.
What is included in this configuration?
It has an integrated bypass contact system, thyristors, motor overload protection, external reset and adjustable current limitation. Thermistor motor protection evaluation, an inside-delta circuit and a motor brake output are not included.
