Product Overview
Technical Summary
| Parameter | Value |
|---|---|
| Rated current at 40 °C | 32 A |
| Motor power at 400 V | 15 kW |
| Operating voltage | 200 … 480 V |
| Operating frequency | 50 … 60 Hz |
| Control supply voltage | 110 … 230 V AC/DC |
| Main current circuit | 3 poles |
| Main current circuit connection | Screw-type terminals |
| Auxiliary and control circuit connection | Screw-type terminals |
| Mounting method | Screw and snap-on mounting |
| Front protection | IP20 according to IEC 60529 |
| Operating ambient temperature | -25 … +60 °C |
Key Features
- Rated current and motor power: Rated current: 32 A at 40 °C; motor power: 15 kW at 400 V in the standard circuit at 40 °C.
- Operating voltage: Operating voltage: 200 … 480 V in the standard circuit; relative tolerances: -15 % and 10 %.
- Control supply: Control supply: AC/DC, 110 … 230 V at AC and 110 … 230 V at DC.
- Protection and control functions: Has an integrated bypass contact system, thyristors, intrinsic device protection, motor overload protection, external reset and adjustable current limitation.
- Electrical connection: Screw-type terminals are provided for the main current circuit and auxiliary and control circuit; the main current circuit has 3 poles.
- Mounting and enclosure: S0 device with screw and snap-on mounting, 45 mm width, 125 mm height, 155 mm depth and IP20 protection on the front according to IEC 60529.
Frequently Asked Questions
1. What is the rated current of the Siemens 3RW4027-1BB14?
The rated current is 32 A at 40 °C.
2. What operating voltage does the 3RW4027-1BB14 support?
Operating voltage is 200 … 480 V in the standard circuit.
3. What control supply does this soft starter use?
The control supply is AC/DC, with 110 … 230 V at AC and 110 … 230 V at DC.
4. How is the 3RW4027-1BB14 connected?
It has screw-type terminals for the main current circuit and for the auxiliary and control circuit.
