Product Overview
Technical Summary
| Parameter | Value |
|---|---|
| Rated current at 40 °C | 80 A |
| Standard-circuit power at 500 V and 40 °C | 55 kW |
| Standard-circuit power at 400 V and 40 °C | 45 kW |
| Rated operating voltage | 400 … 600 V |
| Rated operating frequency at 500 V | 50 … 60 Hz |
| Control supply | 24 V AC/DC |
| Main circuit connection | Screw-type terminals |
| Mounting | Screw and snap-on mounting |
| Front protection | IP20 |
| Operating ambient temperature | -25 … +60 °C |
| Derating temperature | 40 °C |
Applications
- Motor overload protection: Provides motor overload protection with adjustable motor current from a minimum rated value of 43 A.
- Current-limited motor starting: Provides adjustable current limitation through the soft starter.
Key Features
- Soft starter rating: Rated current: 80 A at 40 °C. Standard-circuit rating: 55 kW at 500 V and 45 kW at 400 V.
- Operating voltage and frequency: Rated operating voltage: 400 … 600 V. Rated operating frequency: 50 … 60 Hz at 500 V.
- Control supply: Control supply: AC/DC, 24 V at 50 Hz, 60 Hz, or DC, with -20 % to 20 % tolerance.
- Protection and control functions: Has integrated bypass contact system, thyristors, intrinsic device protection, motor overload protection, external reset, and adjustable current limitation. Thermistor motor protection evaluation and motor brake output are not included.
- Connections and mounting: Main, auxiliary, and control circuits use screw-type terminals. Mounting is by screw and snap-on mounting; dimensions are 70 mm wide, 170 mm high, and 190 mm deep.
- Front protection and environment: Front protection class: IP20. Operating ambient temperature: -25 … +60 °C; derating temperature: 40 °C.
Frequently Asked Questions
1. What is the rated current of the 3RW4046-1BB05?
The rated current is 80 A at 40 °C, 73 A at 50 °C, and 66 A at 60 °C.
2. What control supply does this soft starter use?
It uses an AC/DC control supply of 24 V at 50 Hz, 60 Hz, or DC.
3. Which connections and mounting method does it have?
It has screw-type terminals for the main, auxiliary, and control circuits, with screw and snap-on mounting.
