Product Description
Key Features
- Exact SIRIUS identity: Product designation: Soft starter. Product brand name: SIRIUS. Product name: 3RW4466-6BC44.
- Rated current and power: Operational current: 1 214 A at 40 °C rated value in standard circuit. At 400 V, yielded mechanical performance is 710 kW in standard circuit and 1 200 kW in inside-delta circuit.
- Control supply: Control supply voltage is AC, with 230 V rated value at 50 Hz and 60 Hz.
- Integrated functions: Has an integrated bypass contact system, thyristors, intrinsic device protection, motor overload protection, evaluation of thermistor motor protection, external reset, adjustable current limitation, and motor brake output.
- Connections and mounting: Main current circuit: busbar connection. Auxiliary and control circuit: screw-type terminals. Fastening method: screw fixing.
- Lifecycle status: Product lifecycle: Start of final year of support. The collected product description also identifies it as a phased-out product.
Technical Summary
| Product designation | Soft starter |
|---|---|
| Product name | 3RW4466-6BC44 |
| Operational current at 40 °C, standard circuit | 1 214 A rated value |
| Power at 400 V, standard circuit | 710 kW rated value |
| Power at 400 V, inside-delta circuit | 1 200 kW rated value |
| Operating voltage, standard circuit | 200 … 460 V rated value |
| Control supply voltage | 230 V AC at 50 Hz and 60 Hz |
| Main current connection | Busbar connection |
| Auxiliary and control connection | Screw-type terminals |
| Product lifecycle | Start of final year of support |
Frequently Asked Questions
What exact model should be verified for this SIRIUS soft starter?
Verify Siemens SIRIUS 3RW4466-6BC44 and the installed nameplate details before making a legacy-part inquiry.
What current is available at 40 °C in the standard circuit?
The rated operational current is 1 214 A at 40 °C in the standard circuit.
What are the main and control circuit connections?
The main current circuit has a busbar connection. The auxiliary and control circuit has screw-type terminals.
What control supply does the unit use?
The control supply is AC, with a rated voltage of 230 V at 50 Hz and 60 Hz.
What lifecycle information should be confirmed?
The product lifecycle is Start of final year of support, and the collected description identifies the product as phased-out. Confirm the required quantity, destination, condition preference, and requested date.
