Product Overview
Technical Summary
| Parameter | Value |
|---|---|
| Product type | Soft starter |
| Rated operational current at 40 °C | 72 A |
| Rated power at 400 V, standard circuit, 40 °C | 37 kW |
| Rated operating voltage | 200 … 480 V |
| Control supply | 24 V AC/DC |
| Rated operating frequency | 50 … 60 Hz |
| Integrated bypass contact system | Yes |
| Motor overload protection | Yes |
| Adjustable current limitation | Yes |
| Connection type | Screw-type terminals |
| Mounting method | Screw and snap-on mounting |
| Front protection class | IP20 |
Key Features
- Soft starter performance: Rated operational current is 72 A at 40 °C, 62 A at 50 °C, and 60 A at 60 °C.
- Motor power ratings: Rated power is 37 kW at 400 V and 22 kW at 230 V in the standard circuit at 40 °C.
- Operating voltage: Rated operating voltage is 200 … 480 V with a relative negative tolerance of -15 % and positive tolerance of 10 % at the standard circuit.
- Control supply: The control supply is AC/DC at 24 V, with 50 Hz and 60 Hz rated frequencies.
- Protection and control: The soft starter has intrinsic device protection, motor overload protection, external reset, adjustable current limitation, and a red fault-signal display.
- Connections and mounting: Main, auxiliary, and control circuits use screw-type terminals. Mounting is by screw and snap-on mounting; the device has size S2 and dimensions of 55 mm x 160 mm x 170 mm.
Frequently Asked Questions
1. What is the rated current of the 3RW4038-1BB04?
The rated operational current is 72 A at 40 °C, 62 A at 50 °C, and 60 A at 60 °C.
2. What operating voltage and control supply does it use?
The rated operating voltage is 200 … 480 V. The control supply is 24 V AC/DC at 50 Hz or 60 Hz.
3. Which terminals and mounting method are provided?
The main, auxiliary, and control circuits use screw-type terminals. Mounting is by screw and snap-on mounting.
4. Does the configuration include a motor brake output?
It is without a motor brake output.
