Product Overview
Technical Summary
| Product designation | SIRIUS S0 soft starter |
|---|---|
| Rated operational current at 40 °C | 12.5 A |
| Motor rating at 500 V | 7.5 kW |
| Operating voltage | 400 … 600 V |
| Control supply voltage | 24 V AC/DC |
| Operating frequency | 50 … 60 Hz |
| Size | S0 |
| Connection type | Screw-type terminals |
| Mounting | Screw and snap-on mounting |
| Front protection | IP20 |
| Operating ambient temperature | -25 … +60 °C |
| Product lifecycle | Active Product |
Key Features
- Product designation: SIRIUS S0 soft starter with integrated bypass contact system and thyristors.
- Rated current: 12.5 A at 40 °C, 11 A at 50 °C, and 10 A at 60 °C.
- Motor rating: 7.5 kW at 500 V in a standard circuit at 40 °C.
- Supply and control: Operating voltage: 400 … 600 V; control supply: 24 V AC/DC.
- Protection and reset: Has intrinsic device protection, motor overload protection, adjustable current limitation, and external reset.
- Connections and mounting: Screw-type terminals, S0 size, screw and snap-on mounting, with IP20 front protection.
Frequently Asked Questions
What does Siemens 3RW4024-1BB05 identify?
It identifies a SIRIUS S0 soft starter with a 12.5 A rated current at 40 °C and 7.5 kW at 500 V.
Which specifications distinguish this exact variant?
Check the 400 … 600 V operating voltage, 24 V AC/DC control supply, S0 size, screw-type terminals, and IP20 front protection.
What should be provided for a quotation request?
Provide the complete order number, required quantity, and destination.
