Key Features
- SIRIUS soft starter: Product designation: Soft starter.
- Electrical ratings: 25 A at 40 °C and 11 kW at 400 V.
- Connections and supply: Screw-type terminals and 24 V AC/DC control supply.
- Built-in functions: Integrated bypass contact system, thyristors, intrinsic device protection, motor overload protection, external reset, and adjustable current limitation.
Technical Summary
| Product designation | Soft starter |
|---|---|
| Product brand name | SIRIUS |
| Size | S0 |
| Operational current at 40 °C rated value | 25 A |
| Power at 400 V | 11 kW |
| Operating voltage at standard circuit rated value | 200 … 480 V |
| Control supply voltage type | AC/DC |
| Control supply voltage 1 at AC | 24 V |
| Control supply voltage 1 at DC | 24 V |
| Type of electrical connection for main current circuit | screw-type terminals |
Applications
- Soft starting of motors: Soft starter for controlled motor starting.
Frequently Asked Questions
What is Siemens 3RW4026-1BB04?
It is a SIRIUS soft starter with product designation Soft starter.
What are the current and power ratings of 3RW4026-1BB04?
The operational current at 40 °C is 25 A, and the power at 400 V is 11 kW.
What control supply does 3RW4026-1BB04 use?
The control supply voltage type is AC/DC, with 24 V at AC and 24 V at DC.
What type of terminals does 3RW4026-1BB04 have?
It uses screw-type terminals for the main current circuit and screw-type terminals for the auxiliary and control circuit.
