Key Features
- SIRIUS soft starter S2: Product designation: Soft starter.
- 72 A rated current: Rated current at 40 °C: 72 A.
- 24 V AC/DC control supply: Control supply voltage: 24 V AC/DC.
- Screw terminals: Electrical connection for main current circuit and auxiliary and control circuit: screw-type terminals.
- Integrated bypass contact system: Integrated bypass contact system: Yes.
- Motor overload protection: Motor overload protection: Yes.
Technical Summary
| Product designation | Soft starter |
|---|---|
| Product brand name | SIRIUS |
| Size of engine control device | S2 |
| Operational current at 40 °C | 72 A |
| Power at 400 V | 37 kW |
| Operating voltage | 200 … 480 V |
| Control supply voltage | 24 V AC/DC |
| Operating frequency | 50 … 60 Hz |
| Electrical connection | screw-type terminals |
Applications
- Motor starting with adjustable current limitation: Used for starting a motor with adjustable current limitation.
- Motor overload protection: Provides motor overload protection.
Frequently Asked Questions
What is Siemens 3RW4038-1BB04?
It is a SIRIUS soft starter S2.
What are the rated current and power for Siemens 3RW4038-1BB04?
Rated current at 40 °C is 72 A, and power at 400 V is 37 kW.
What control supply does Siemens 3RW4038-1BB04 use?
The control supply voltage is 24 V AC/DC.
What connection type does Siemens 3RW4038-1BB04 have?
It uses screw-type terminals for the main current circuit and for the auxiliary and control circuit.
