Key Features
- Soft starter: SIRIUS soft starter with product designation Soft starter.
- Electrical ratings: 12.5 A at 40 °C and 7.5 kW at 500 V.
- Connections and supply: 400-600 V AC power supply, 110-230 V AC/DC control supply, and screw terminals.
- Protection and control functions: Integrated bypass contact system, thyristors, motor overload protection, intrinsic device protection, external reset, and adjustable current limitation.
- Mechanical data: Size S0 with screw and snap-on mounting.
- Environmental and enclosure data: IP20 front protection and finger-safe front touch protection.
Technical Summary
| Product designation | Soft starter |
|---|---|
| Brand name | SIRIUS |
| Size | S0 |
| Rated current at 40 °C | 12.5 A |
| Rated power at 500 V | 7.5 kW |
| Operating voltage | 400 … 600 V |
| Control supply voltage | 110 … 230 V |
| Control supply voltage type | AC/DC |
| Electrical connection | Screw terminals |
| Mounting method | screw and snap-on mounting |
| IP rating | IP20 |
Applications
- Motor soft starting: For soft starting of a motor with adjustable current limitation.
- Motor overload protection: For motor protection with motor overload protection and intrinsic device protection.
Frequently Asked Questions
What is the exact Siemens model and product type?
3RW4024-1BB15 is a Siemens SIRIUS soft starter in size S0.
What are the main electrical ratings of 3RW4024-1BB15?
It is rated at 12.5 A at 40 °C and 7.5 kW at 500 V.
What supply voltage does 3RW4024-1BB15 use?
The operating voltage is 400 … 600 V, and the control supply voltage is 110 … 230 V AC/DC.
What connection type does 3RW4024-1BB15 use?
It uses screw terminals for the main current circuit and for the auxiliary and control circuit.
