Product information
Overview
Key Features
- Rated current: 80 A at 40 °C; 73 A at 50 °C and 66 A at 60 °C.
- Motor power rating: 45 kW at 400 V and 55 kW at 500 V in the standard circuit at 40 °C.
- Control supply: 24 V AC/DC control supply with 50 Hz and 60 Hz rated frequencies.
- Protection and control functions: Has intrinsic device protection, motor overload protection, external reset and adjustable current limitation. Thermistor motor protection evaluation, inside-delta circuit and motor brake output are not included.
- Electrical connections: Screw-type terminals are provided for the main current circuit and auxiliary and control circuit.
- Mounting and protection: S3 device with screw and snap-on mounting, IP20 front protection and finger-safe front contact protection.
Technical Summary
| Product type | SIRIUS soft starter S3 |
|---|---|
| Rated current at 40 °C | 80 A |
| Motor power at 500 V | 55 kW in the standard circuit at 40 °C |
| Operating voltage | 400 … 600 V at 500 V standard circuit |
| Control supply | 24 V AC/DC |
| Operating frequency | 50 … 60 Hz at 500 V |
| Main and control connections | Screw-type terminals |
| Mounting | Screw and snap-on mounting |
| Front protection | IP20 according to IEC 60529 |
| Operating ambient temperature | -25 … +60 °C |
| Rated insulation voltage | 600 V |
| Product lifecycle | Active Product |
Frequently Asked Questions
What is the rated current of Siemens 3RW4046-1BB05?
The rated current is 80 A at 40 °C, 73 A at 50 °C and 66 A at 60 °C.
What motor power is supported at 500 V?
The rating is 55 kW at 500 V in the standard circuit at 40 °C.
What control supply does this soft starter use?
It uses a 24 V AC/DC control supply with 50 Hz and 60 Hz rated frequencies.
How is the unit mounted and protected?
It uses screw and snap-on mounting and has IP20 front protection with finger-safe front contact protection.
How can I request a quotation for this exact model?
Send the required quantity, destination, requested date and any project list or verification requirements.
