# Siemens SIRIUS 3RW3047-1BB14 Soft Starter 106A 55kW S3 - Smooth Motor Control

Experience seamless motor operation with the **Siemens SIRIUS Soft Starter 3RW3047-1BB14**. This robust Size S3 unit delivers controlled starting and stopping for high-capacity three-phase motors, up to 55kW at 400V and 106A. It effectively minimizes inrush current and mechanical strain, extending equipment life and enhancing operational efficiency in demanding industrial automation environments. Is it ideal for your application If you need reliable protection for pumps compressors conveyors and fans the **Siemens 3RW3047-1BB14** is a superior choice.

Engineered for performance the **Siemens SIRIUS Soft Starter 3RW3047-1BB14** integrates advanced motor protection features within its compact design. It operates at 400V AC with a 106A rating ensuring stable power system performance by significantly reducing startup surges. This soft starter is built for durability in industrial settings up to 40 degrees Celsius offering dependable control for essential machinery. Trust the **Siemens SIRIUS 3RW3047-1BB14** for your critical motor control needs.

**Key Features**

-   Provides smooth motor starting reducing electrical and mechanical stress
-   Rated for 55kW motors at 400V with a 106A capacity
-   Minimizes startup current for stable power systems
-   Heavy-duty Size S3 construction for industrial use
-   Ensures reliable operation for pumps compressors and conveyors

**Specifications**

-   Manufacturer Siemens
-   Series SIRIUS
-   Type Soft Starter
-   Model Number 3RW3047-1BB14
-   Frame Size S3
-   Rated Voltage 400V AC
-   Rated Current 106A
-   Motor Power 55kW
-   Ambient Temperature 40°C

The **Siemens SIRIUS Soft Starter 3RW3047-1BB14** offers unparalleled reliability and efficiency for industrial automation systems. Its advanced design protects your valuable motor assets and improves overall system uptime. Choose the trusted performance of Siemens for your next motor control project. Discover the difference today.

## Details

- **Price:** 999.0 USD
- **Vendor:** Siemens
- **Type:** Industrial Automation > Motor Control > Soft Starters
- **Tags:** 106A soft starter, 3RW3047-1BB14, 400V soft starter, 55kW motor control, industrial automation, motor protection, S3 soft starter, Siemens SIRIUS 3RW3047-1BB14, Siemens soft starter

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 999.00 USD | In stock |

## Images

- Siemens SIRIUS 3RW3047-1BB14 Soft Starter 106A 55kW S3 - Smooth Motor Control-Ram Automations

---

> Source: [Ram Automations](https://ramautomations.com/products/siemens-sirius-3rw3047-1bb14-soft-starter)
> Updated: 2026-09-30