3RW4026-1TB04

Siemens 3RW4026-1TB04 available at EU Automation. Get in touch today for a quick price.

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Specification Description
Part Number 3RW4026-1TB04
Alternative Part Number 3RW40261TB04
Manufacturer Siemens
Category Soft Starts
Operational Current at 40°C 25 A
Operational Current at 50°C 23 A
Operational Current at 60°C 21 A
Operating Voltage 200 - 480 V
Operating Frequency 50 - 60 Hz
Control Supply Voltage 24 V AC/DC
Mechanical Performance at 230V 5500 W
Mechanical Performance at 400V 11000 W
Insulation Voltage 600 V
Installation Altitude Up to 5000 m above sea level
Ambient Temperature during Operation -25 to +60 °C
Ambient Temperature during Storage -40 to +80 °C
Protection Class on the Front IP20
Size of Engine Control Device S0
Width 45 mm
Height 125 mm
Depth 155 mm
Fastening Method Screw and snap-on mounting
Number of Poles for Main Current Circuit 3
Type of Electrical Connection for Main Current Circuit Screw-type terminals
Type of Electrical Connection for Auxiliary and Control Circuit Screw-type terminals
Number of NC Contacts for Auxiliary Contacts 0
Number of NO Contacts for Auxiliary Contacts 2
Number of CO Contacts for Auxiliary Contacts 1

What is the category of this Siemens part?

The Siemens 3RW4026-1TB04 falls under the category of Soft Starts.

What are the key features of this Siemens Soft Start?

The Siemens 3RW4026-1TB04 Soft Start has several key features. It has an integrated bypass contact system and thyristors. It also offers intrinsic device protection, motor overload protection, and evaluation of thermistor motor protection. It has an external reset and adjustable current limitation.

What is the insulation voltage rated value of this part?

The insulation voltage rated value of the Siemens 3RW4026-1TB04 is 600V.

What is the operational current of this part at different temperatures?

The operational current of the Siemens 3RW4026-1TB04 at 40 °C is 25A, at 50 °C it is 23A, and at 60 °C it is 21A.

What is the operating frequency rated value of this part?

The operating frequency rated value of the Siemens 3RW4026-1TB04 is between 50 to 60 Hz.

What is the control supply voltage frequency of this part?

The control supply voltage frequency of the Siemens 3RW4026-1TB04 is 50 Hz for control supply voltage 1 and 60 Hz for control supply voltage 2.

What is the size of this Siemens Soft Start?

The Siemens 3RW4026-1TB04 Soft Start is of engine control device size S0. It has a width of 45mm, height of 125mm, and depth of 155mm.

What type of electrical connection does this part have?

The Siemens 3RW4026-1TB04 has screw-type terminals for both the main current circuit and the auxiliary and control circuit.

  • Used in motor control applications to smoothly start and stop electric motors, reducing mechanical stress on the motor and its power supply.
  • Commonly utilized in conveyor systems to prevent sudden jolts that could damage goods or the conveyor itself.
  • Often employed in pump systems to prevent water hammer and other damaging conditions.
  • Used in fan systems to reduce noise and wear caused by sudden starts and stops.
  • Ideal for use in compressors to prevent pressure surges during startup.
  • Frequently used in HVAC systems to improve energy efficiency and extend the lifespan of motors.
  • Suitable for applications in industrial machinery where smooth, controlled motor operation is required.
  • Used in manufacturing plants to reduce peak demand charges and power surges.
  • Commonly used in mining operations to control the start and stop of heavy-duty machinery and equipment.
  • Ideal for use in the food and beverage industry where conveyor belts, mixers, and other motor-driven processes are common.

This content has been produced using multiple sources. EU Automation takes no responsibility for the accuracy of this information. Always consult the original equipment manufacturer for the most up to date instructions and information.

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