Product Overview
Technical Summary
| Rated operational current at 40 °C | 63 A |
|---|---|
| Operating voltage at standard circuit | 200 … 480 V |
| Motor power at 400 V and 40 °C | 30 kW |
| Control supply voltage | 110 … 230 V AC/DC |
| Operating frequency | 50 … 60 Hz |
| 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
Soft starter with integrated bypass contact system and thyristors.
63 A at 40 °C, 58 A at 50 °C, and 53 A at 60 °C.
200 … 480 V operating voltage; 30 kW at 400 V and 40 °C in the standard circuit.
Has intrinsic device protection, motor overload protection, adjustable current limitation, and external reset. Evaluation of thermistor motor protection is not available.
110 … 230 V AC/DC control supply with screw-type terminals for the main, auxiliary, and control circuits.
S2 device with screw and snap-on mounting, IP20 protection on the front, and finger-safe front contact protection for vertical contact.
Frequently Asked Questions
What is the rated operational current of Siemens 3RW4037-1BB14?
The rated operational current is 63 A at 40 °C, 58 A at 50 °C, and 53 A at 60 °C.
What operating voltage and motor power does this soft starter support?
The operating voltage is 200 … 480 V. In the standard circuit at 40 °C, the supported motor power is 30 kW at 400 V.
What control supply and terminals does it use?
It uses a 110 … 230 V AC/DC control supply and screw-type terminals for the main, auxiliary, and control circuits.
How is the device mounted and protected?
It uses screw and snap-on mounting and has IP20 protection on the front according to IEC 60529, with finger-safe front contact protection for vertical contact.
