Technical Summary
| Product designation | Soft starter |
|---|---|
| Product brand name | SIRIUS |
| Size of engine control device | S2 |
| Operational current at 40 °C | 63 A |
| At 500 V, standard circuit rated power | 37 kW |
| Operating voltage at standard circuit rated value | 400 … 600 V |
| Control supply voltage type | AC/DC |
| Control supply voltage 1 | 24 V |
| Operating frequency rated value | 50 … 60 Hz |
| Integrated bypass contact system | Yes |
| Type of electrical connection for main current circuit | screw-type terminals |
| Protection class IP on the front according to IEC 60529 | IP20 |
Key Features
SIRIUS soft starter
Product designation: Soft starter.
Product designation: Soft starter.
S2 size with 63 A rating
Size of engine control device: S2. Operational current at 40 °C rated value: 63 A.
Size of engine control device: S2. Operational current at 40 °C rated value: 63 A.
37 kW at 500 V
At 500 V, standard circuit rated value: 37 kW.
At 500 V, standard circuit rated value: 37 kW.
24 V AC/DC control supply
Control supply voltage type: AC/DC. Control supply voltage 1 at AC and at DC rated value: 24 V.
Control supply voltage type: AC/DC. Control supply voltage 1 at AC and at DC rated value: 24 V.
Screw terminals
Type of electrical connection for main current circuit and auxiliary and control circuit: screw-type terminals.
Type of electrical connection for main current circuit and auxiliary and control circuit: screw-type terminals.
Integrated bypass contact system
Integrated bypass contact system: Yes.
Integrated bypass contact system: Yes.
Applications
Controlled motor starting with adjustable current limitation
Used for starting a motor with adjustable current limitation.
Used for starting a motor with adjustable current limitation.
Motor overload protection
Used for motor overload protection in the circuit.
Used for motor overload protection in the circuit.
Frequently Asked Questions
What is Siemens 3RW4037-1BB05?
It is a SIRIUS soft starter in S2 size.
What current rating does 3RW4037-1BB05 have?
The operational current at 40 °C rated value is 63 A.
What voltage and power are specified for 3RW4037-1BB05?
At 500 V, the standard circuit rated value is 37 kW, and the operating voltage at standard circuit rated value is 400 … 600 V.
What control supply does 3RW4037-1BB05 use?
The control supply voltage type is AC/DC, and the control supply voltage 1 is 24 V.
