SIEMENS 3RW5534-6HA14

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product origin:Germany
shipping port: XIAMEN
Lead Time: 3-5 days

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Category Module Brand: Siemens

Siemens 3RW5534-6HA14: 55kW 3-Phase High-Performance Soft Starter with Integrated Bypass & Torque Control

Product Introduction

The Siemens 3RW5534-6HA14 is a premium high-performance soft starter engineered for seamless control of three-phase asynchronous motors in demanding industrial environments. As a flagship model in the SIRIUS 3RW55 series—replacing the trusted 3RW44 line—it delivers exceptional flexibility and efficiency, making it ideal for applications where reducing current peaks, minimizing mechanical stress, and preventing supply voltage fluctuations are critical.

At its core, this soft starter features 3-phase control and innovative torque control technology, ensuring optimal motor startup by limiting current to a settable maximum value. The integrated bypass contact system is a standout advantage: it switches to direct power supply post-startup, slashing heat dissipation in control cabinets, saving energy, and enabling a more compact footprint compared to traditional star-delta starters.

Commissioning is streamlined via auto-parameterization and an application wizard, while the detachable color HMI (mountable on cabinet doors) provides clear visibility of measured values, diagnostics, and event logs. Built-in intelligence enhances reliability: condition monitoring supports predictive maintenance, thermistor motor protection guards against overload, and the device itself is shielded from overheating. With optional plug-in communication modules (Profinet, Profibus, Modbus TCP), it integrates effortlessly into modern automation systems, serving sectors from water/wastewater to manufacturing and mining.

Product Data Attributes

Attribute Category	Specifications
Model Information	Model: Siemens 3RW5534-6HA14 Series: SIRIUS 3RW55 Product Type: High-Performance Soft Starter
Electrical Ratings	Input Voltage: 200–480 V AC (3-phase) Rated Operating Current (Iₑ): 113 A (@40°C); 101 A (@50°C) Control Supply Voltage: 110–250 V AC (50/60 Hz); No DC support Frequency: 50–60 Hz
Motor Power Compatibility	Inline Connection: 30 kW (230 V), 55 kW (400 V) Inside-Delta Connection: 55 kW (230 V), 110 kW (400 V) Horsepower: Up to 75 HP (inline, 460/480 V); 125 HP (inside-delta, 460/480 V)
Core Functions	Soft start/stop, voltage ramping, torque control, current limiting (125–800% adjustable) Pump stop/cleaning, creep speed, DC braking Integrated bypass, motor overload protection, soft starter overheating protection
Mechanical Specifications	Protection Rating: IP00 Mounting: Wall-mountable Terminals: Screw connections Weight: Not specified (typical for 3RW55: 2–4 kg)
Monitoring & HMI	Detachable color display HMI (cabinet door-mountable) Measured value display, event logs, trace function, 3 parameter sets
Communication	Base: No built-in communication Optional: Plug-in modules (Profinet, Profibus, Modbus TCP/Ethernet/IP)
Certifications	IEC 60947-4-2, IEC 61508 (SIL 1) ATEX, IECEx compliant UL, CSA approved globally; CE marked
Key Features	Auto-parameterization, adjustable trip class (10/20/30), 16-bit analog output Thermistor motor protection (fixed), condition monitoring
Typical Applications	Pumps, fans, compressors, conveyors, crushers Industries: Water/Wastewater, Manufacturing, HVAC, Mining, Oil & Gas