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Siemens 3RW40 Soft Starter 400V AC, 15 kW, 3 Phase, IP20 3RW4027-1TB04
Specifications
| Country of Origin | Czech Republic |
|---|---|
| Brand | Siemens |
| Model | 3RW4027-1TB04 |
| IP Rating | IP20 |
| Mount Type | Screw, Snap-On |
| Overall Length | 154mm |
| Series | 3RW40 |
| Overall Width | 45mm |
| Power Rating | 15kW |
| Number of Phases | 3 |
| Standards/Approvals | EAC, UL, CE, RCM, CCC, CSA, ATEX |
| Maximum Supply Voltage | 400V ac |
| Overall Depth | 125mm |
| Better World Claim | Concentrated or Compact Solution, Saves Energy |
Key Features
- The soft starter reduces current peaks during motor startup.
- It prevents supply voltage fluctuations and mechanical load on the drive.
- The compact design with integrated bypass ensures low heat dissipation.
- Equipped with intelligent monitoring for overheating and motor overload protection.
- Includes remote reset for quick fault clearing from a distance.
- Meets worldwide approvals including IEC, UL/CSA, and ATEX hazardous area suitability.
- Mounting is via screw and snap-on, facilitating easy installation.
- Its compact dimensions enable space-saving configurations in control cabinets.
Product Description
Siemens 3RW4027-1TB04 soft starter is a 3 phase, 15 kW rated device for 400V AC systems, designed to enable smooth motor start and ramp-down operations. The IP20 rated enclosure safeguards internal components suitable for industrial and automation environments.
Intelligent features include current peak reduction, supply voltage stabilization during startup, and mechanical load alleviation, which enhances the longevity of connected equipment.
The integrated bypass contributes to a compact form factor, reducing installation footprint and heat generation within control panels. Monitoring functions protect both the soft starter and connected motors from overheating and overload scenarios, increasing operational safety and reliability.
The device supports remote reset capabilities, enabling faults to be quickly cleared remotely, minimizing downtime in industrial processes. It complies with global safety standards such as IEC, UL, CE, RCM, CCC, CSA, and is certified for hazardous locations under ATEX directives.
Mounting options accommodate screw or snap-on installations for flexible integration in automation control gear systems. Dimensions (LxWxD) are 154mm x 45mm x 125mm, allowing installation in space-constrained environments.
This soft starter is suitable for diverse industrial applications including manufacturing automation, HVAC systems, pumping stations, and electric motor control scenarios where energy efficiency and mechanical wear reduction is critical.
The Soft Starter reduces current peaks during motor startup. Prevents supply voltage fluctuations and mechanical stress on drives. Compact integrated bypass design saves cabinet space. Includes intelligent motor and starter protection features.
Remote reset functionality allows quick fault clearance. Wide approval range, including hazardous area suitability. Screw and snap-on mount options for versatile installation. Made in Czech Republic ensuring quality and reliability.
Explore more Siemens automation and control gear solutions on EnvMart to enhance your industrial system performance and energy management.
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Frequently Asked Questions
The Siemens 3RW4027-1TB04 soft starter has a power rating of 15 kW.
This model operates at a maximum supply voltage of 400V AC.
It supports 3 phases for motor control applications.
The soft starter has an IP20 rating, indicating protection against solid objects larger than 12.5 mm.
The dimensions are 154 mm in length, 45 mm in width, and 125 mm in depth.
It can be mounted using screw or snap-on methods, allowing for flexible installation options.
It includes intelligent monitoring for overheating and motor overload protection, as well as remote reset functionality for quick fault clearing.
It complies with several standards including IEC, UL, CE, RCM, CCC, CSA, and is certified for hazardous areas under ATEX directives.
This soft starter is suitable for applications such as manufacturing automation, HVAC systems, pumping stations, and electric motor control.
The integrated bypass contributes to a compact design, reducing heat generation and installation footprint within control panels.
It is manufactured in the Czech Republic.
A soft starter reduces current peaks during motor startup, preventing supply voltage fluctuations and mechanical stress on the drive, which enhances equipment longevity.
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