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Siemens 3RW40 30 kW 480V AC 3 Phase Chassis Mount Soft Starter 3RW4037-1BB14

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Siemens 3RW40 30 kW 480V AC 3 Phase Chassis Mount Soft Starter 3RW4037-1BB14

Name: Siemens 3RW40 30 kW 480V AC 3 Phase Chassis Mount Soft Starter 3RW4037-1BB14
Brand: Siemens
SKU: 137056
Price: 1374.12 USD
Availability: InStock

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Category Soft Starter Brand Siemens Condition New

Specifications

Country of Origin	India
Brand	Siemens
Model	3RW4037-1BB14
IP Rating	IP00
Mount Type	Chassis Mount
Overall Length	170mm
Series	3RW40
Overall Width	55mm
Power Rating	30kW
Interfaces	Ethernet and Modbus, for versatility
Number of Phases	3
Standards/Approvals	UL, EAC, ATEX, CSA, CE, RCM, CCC
Maximum Supply Voltage	480V ac
Overall Depth	170mm
Better World Claim	Concentrated or Compact Solution, Saves Energy

Key Features

Designed for 3-phase asynchronous motor soft starting to reduce peak currents.
Supports 2-phase motor starts up to 55 kW, avoiding current and torque peaks.
Built-in fan ensures efficient cooling and reliable operation.
Compact dimensions of 170 x 55 x 170 mm for versatile installation.
Includes optional HMI interface and analog output for motor data visualization.
Sealing cover provides protection against environmental elements.
Supports multiple communication interfaces including PROFINET, PROFIBUS, Ethernet, and Modbus.
Operates reliably in a broad temperature range from -25°C to +60°C.

Product Description

Siemens 3RW4037-1BB14 is a 3 Phase Soft Starter rated at 30 kW and designed for 480V AC power supply with chassis mount installation. This device enables smooth ramp-down of asynchronous motors by controlling voltage supply, thereby preventing high inrush currents and mechanical stress during motor start-up.

Its compact size (170 mm length, 55 mm width, and 170 mm depth) makes it ideal for standard motor applications requiring efficient soft start and stop capabilities. The device integrates a built-in cooling fan to maintain thermal stability and enhance operational reliability under continuous usage.

The soft starter supports two-phase starting of motors up to 55 kW, eliminating common current and torque peaks found in traditional wye-delta starters. Protection features include a sealing cover to safeguard against dust and moisture ingress.

Optional human-machine interface (HMI) and analog output enable simple visualization and monitoring of motor parameters. Communication versatility is provided through interfaces such as PROFINET, PROFIBUS, Ethernet, and Modbus protocols, making it adaptable to varied industrial automation systems.

Designed for demanding environments, it operates reliably between -25°C and +60°C ambient temperatures, suitable for diverse industrial, manufacturing, HVAC, and automation applications.

Designed for 3-phase asynchronous motors to reduce peak start currents effectively. Prevents current and torque peaks with smooth voltage ramp control. Integrated fan cools the device ensuring long-term operational reliability.

Compact form factor facilitates easy mounting in control panels. Supports advanced communication protocols for integration with automation systems. Robust sealing cover enhances environmental protection. Wide ambient operating temperature range for versatility.

This Siemens soft starter is an excellent solution for industrial motor start/stop processes requiring energy efficiency, reduced mechanical wear, and extended motor life. Explore other Siemens industrial automation products and Soft Starters on EnvMart for comprehensive system solutions.