Technical Summary
| Product designation | Soft starter |
|---|---|
| Product brand name | SIRIUS |
| Size of engine control device | S0 |
| Operational current at 40 °C rated value | 25 A |
| At 400 V standard circuit rated value | 11 kW |
| Operating voltage at standard circuit rated value | 200 … 480 V |
| Control supply voltage type | AC/DC |
| Control supply voltage 1 at AC at 50 Hz rated value | 24 V |
| Fastening method | screw and snap-on mounting |
| Type of electrical connection for main current circuit | screw-type terminals |
| Protection class IP on the front according to IEC 60529 | IP20 |
| Product lifecycle | Active Product |
Applications
For controlled starting with adjustable current limitation.
For motor overload protection and intrinsic device protection.
Key Features
Soft starter with product designation Soft starter and product brand name SIRIUS.
Size of engine control device S0 with operational current of 25 A at 40 °C.
At 400 V, standard circuit rated value is 11 kW at 40 °C.
Control supply voltage type is AC/DC with 24 V AC and 24 V DC rated value.
Main current circuit and auxiliary and control circuit use screw-type terminals.
Product lifecycle is Active Product.
Frequently Asked Questions
What is Siemens 3RW4026-1BB04?
It is a SIRIUS soft starter.
What are the key current and power ratings of 3RW4026-1BB04?
The rated current is 25 A at 40 °C, and the rated power is 11 kW at 400 V.
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 are used on 3RW4026-1BB04?
The main current circuit and the auxiliary and control circuit use screw-type terminals.
