Technical Summary
| Product brand name | SIRIUS |
|---|---|
| Product designation | Soft starter |
| Size of engine control device | S2 |
| Operational current at 40 °C | 63 A |
| At 400 V, standard circuit power | 30 kW |
| Operating voltage | 200 … 480 V |
| Control supply voltage | 24 V AC/DC |
| Operating frequency | 50 … 60 Hz |
| Integrated bypass contact system | Yes |
| Thyristors | Yes |
| Motor overload protection | Yes |
| Protection class IP on the front | IP20 |
Key Features
SIRIUS soft starter
Soft starter for the SIRIUS range.
Soft starter for the SIRIUS range.
63 A at 40 °C
Operational current rated value at 40 °C is 63 A.
Operational current rated value at 40 °C is 63 A.
30 kW at 400 V
At 400 V, standard circuit rated value is 30 kW.
At 400 V, standard circuit rated value is 30 kW.
24 V AC/DC control supply
Control supply voltage type is AC/DC, with 24 V at AC and DC.
Control supply voltage type is AC/DC, with 24 V at AC and DC.
Screw-type terminals
Main current circuit and auxiliary and control circuit use screw-type terminals.
Main current circuit and auxiliary and control circuit use screw-type terminals.
Applications
Controlled motor starting
Controlled motor starting with adjustable current limitation.
Controlled motor starting with adjustable current limitation.
Frequently Asked Questions
What is Siemens 3RW4037-1BB04?
It is a SIRIUS soft starter with product designation Soft starter and size S2.
What are the main electrical ratings of 3RW4037-1BB04?
It is rated 63 A at 40 °C, 30 kW at 400 V, and 200 … 480 V operating voltage.
What control supply does 3RW4037-1BB04 use?
The control supply voltage is 24 V AC/DC.
What connection type does 3RW4037-1BB04 use?
The main current circuit and the auxiliary and control circuit use screw-type terminals.
Does 3RW4037-1BB04 include motor protection functions?
Yes. It has intrinsic device protection, motor overload protection, external reset, and adjustable current limitation.
