Product Description
Key Features
- Rated current and motor power: Rated current: 106 A at 40 °C; 98 A at 50 °C; 90 A at 60 °C. Motor power at 40 °C in the standard circuit: 30 kW at 230 V and 55 kW at 400 V.
- Operating voltage and frequency: Operating voltage: 200 … 480 V at the standard circuit, with -15 % relative negative tolerance and 10 % relative positive tolerance. Rated operating frequency: 50 … 60 Hz, with -10 % and 10 % relative tolerances.
- Control supply: Control supply voltage: 110 … 230 V AC or DC. Control supply voltage frequency: 50 Hz or 60 Hz, with -15 % relative negative tolerance and 10 % relative positive tolerance for the AC and DC supply voltage.
- Integrated functions: The soft starter has an integrated bypass contact system, thyristors, 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.
- Connections and mounting: Screw-type terminals are provided for the main current circuit and auxiliary and control circuit. Mounting: screw and snap-on mounting. Size: S3; dimensions: 70 mm width, 170 mm height, and 190 mm depth.
- Protection and lifecycle: Front protection class: IP20 according to IEC 60529, with finger-safe touch protection for vertical contact from the front. Lifecycle: Active Product.
Technical Summary
| Product | Siemens 3RW4047-1BB14 SIRIUS S3 soft starter |
|---|---|
| Rated current | 106 A at 40 °C; 98 A at 50 °C; 90 A at 60 °C |
| Motor power | 30 kW at 230 V and 55 kW at 400 V, standard circuit at 40 °C |
| Operating voltage | 200 … 480 V at the standard circuit |
| Operating frequency | 50 … 60 Hz |
| Control supply | 110 … 230 V AC or DC |
| Terminals | Screw-type terminals for main current, auxiliary, and control circuits |
| Mounting | Screw and snap-on mounting |
| Protection | IP20 on the front according to IEC 60529 |
| Ambient temperature | -25 … +60 °C during operation; -40 … +80 °C during storage |
| Lifecycle | Active Product |
Frequently Asked Questions
What rated current does Siemens 3RW4047-1BB14 provide?
It provides 106 A at 40 °C, 98 A at 50 °C, and 90 A at 60 °C.
What motor power is supported in the standard circuit?
The rated motor power is 30 kW at 230 V and 55 kW at 400 V at 40 °C.
What control supply does the soft starter use?
The control supply is 110 … 230 V AC or DC, with 50 Hz or 60 Hz control supply voltage frequency.
Which terminals and mounting method are provided?
It has screw-type terminals for the main current circuit and auxiliary and control circuit, with screw and snap-on mounting.
Does the configuration include thermistor motor protection evaluation or a motor brake output?
It does not include thermistor motor protection evaluation or a motor brake output.
