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Siemens 3RW5535-6HA14 SIRIUS Soft Starter - 143A

Siemens SIRIUS soft starter 3RW5535-6HA14 for motor control.

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ManufacturerSiemens

Part number3RW5535-6HA14

Voltage 200-480 V AC

Current 143 A

Control Voltage 110-250 V AC

Terminals Screw

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12-month warranty

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Veteran-owned

CAGE: 9NK75

Controlled motor starting High current capacity Wide voltage range Screw terminal connections Reliable performance

Product description

The Siemens 3RW5535-6HA14 is a robust SIRIUS soft starter designed for controlled starting of three-phase motors. It operates with a voltage range of 200-480V and can handle a maximum current of 143A. The control circuit operates on 110-250V AC, and it features convenient screw terminals for secure connections. This soft starter is engineered for reliable performance and extended motor life by reducing mechanical and electrical stress during startup.

This soft starter is ideal for applications requiring smooth acceleration, such as conveyor systems, pumps, fans, and compressors. It is commonly used in industrial automation, manufacturing plants, and process industries where precise motor control is essential to prevent damage and optimize energy consumption. Its durable construction ensures reliable operation in demanding environments.

Source your Siemens 3RW5535-6HA14 from Stanlo Automation, a veteran-owned surplus parts distributor. We provide high-quality, tested components to keep your industrial operations running efficiently. Benefit from competitive pricing and quick availability, ensuring minimal downtime for your critical machinery.

Technical specifications

Voltage	200-480 V AC
Current	143 A
Control Voltage	110-250 V AC
Terminals	Screw
Series	SIRIUS

Common applications

Motor control

Pump systems

Fan control

Conveyor belts

Compressor systems

Industrial machinery

Compatible systems

Compatible with standard three-phase induction motors Various PLC control inputs

Also known as

SIRIUS 3RW55 Soft Starter Siemens 143A Soft Starter

Replaces / compatible with

Replaces older direct-on-line or star-delta starters for smoother motor engagement. Compatible with various Siemens control systems.

Technical note

Expert tip

Ensure proper heat dissipation by mounting this soft starter in a well-ventilated enclosure, adhering to Siemens' recommended spacing guidelines.

What happens next?

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Frequently asked questions

What is the control voltage for the Siemens 3RW5535-6HA14?

The Siemens 3RW5535-6HA14 soft starter operates with a control voltage of 110-250V AC. This allows for flexible integration into existing control systems.