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Siemens 3RW3028-1BB04 | Efficient Motor Starting with Integrated Protection
Overview
The Siemens 3RW3028-1BB04 is a soft starter from the SIRIUS 3RW30 series, designed for reliable and efficient starting of three-phase asynchronous motors. With a power rating of 18.5 kW and a current rating of 38 A, it ensures smooth motor acceleration, reducing mechanical stress and extending equipment lifespan. Its compact S0 size and integrated bypass contact system make it an ideal choice for space-constrained installations.
Key Features
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Product Line: SIRIUS 3RW30
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Motor Power Rating: 18.5 kW (400 V AC)
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Rated Operational Current: 38 A at 40 °C
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Supply Voltage: 200–480 V AC
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Control Voltage: 24 V AC/DC
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Integrated Bypass: Yes
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Mounting: DIN rail (35 mm)
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Terminals: Screw-type connections
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Size: S0 (45 mm width)
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Protection Class: IP20
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Operating Temperature: -25 °C to +60 °C
Technical Specifications
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Catalog Number: 3RW3028-1BB04
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Starting/Stopping Time: Adjustable 0–20 s
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Control Supply Frequency: 50/60 Hz
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Power Loss: Approximately 19 W at operational current
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Dimensions (W × H × D): 45 mm × 125 mm × 150 mm
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Weight: Approx. 0.625 kg
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Certifications: CE, UL, CSA, CCC, EAC
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Compliance: RoHS, REACH
Applications
-
Pumps and fans
-
Conveyor systems
-
Compressors
-
HVAC systems
-
General industrial machinery
Why Choose the 3RW3028-1BB04?
-
Smooth Start-Up: Reduces mechanical stress on motors and connected equipment
-
Energy Efficient: Integrated bypass reduces power loss during operation
-
Compact Design: Saves space in control panels
-
Easy Installation: DIN rail mounting and screw terminals simplify setup
-
Versatile Control: Compatible with both AC and DC control voltages
Order Now
The Siemens 3RW3028-1BB04 soft starter is available for immediate shipping.
Description
Siemens 3RW3028-1BB04 | Efficient Motor Starting with Integrated Protection
Overview
The Siemens 3RW3028-1BB04 is a soft starter from the SIRIUS 3RW30 series, designed for reliable and efficient starting of three-phase asynchronous motors. With a power rating of 18.5 kW and a current rating of 38 A, it ensures smooth motor acceleration, reducing mechanical stress and extending equipment lifespan. Its compact S0 size and integrated bypass contact system make it an ideal choice for space-constrained installations.
Key Features
-
Product Line: SIRIUS 3RW30
-
Motor Power Rating: 18.5 kW (400 V AC)
-
Rated Operational Current: 38 A at 40 °C
-
Supply Voltage: 200–480 V AC
-
Control Voltage: 24 V AC/DC
-
Integrated Bypass: Yes
-
Mounting: DIN rail (35 mm)
-
Terminals: Screw-type connections
-
Size: S0 (45 mm width)
-
Protection Class: IP20
-
Operating Temperature: -25 °C to +60 °C
Technical Specifications
-
Catalog Number: 3RW3028-1BB04
-
Starting/Stopping Time: Adjustable 0–20 s
-
Control Supply Frequency: 50/60 Hz
-
Power Loss: Approximately 19 W at operational current
-
Dimensions (W × H × D): 45 mm × 125 mm × 150 mm
-
Weight: Approx. 0.625 kg
-
Certifications: CE, UL, CSA, CCC, EAC
-
Compliance: RoHS, REACH
Applications
-
Pumps and fans
-
Conveyor systems
-
Compressors
-
HVAC systems
-
General industrial machinery
Why Choose the 3RW3028-1BB04?
-
Smooth Start-Up: Reduces mechanical stress on motors and connected equipment
-
Energy Efficient: Integrated bypass reduces power loss during operation
-
Compact Design: Saves space in control panels
-
Easy Installation: DIN rail mounting and screw terminals simplify setup
-
Versatile Control: Compatible with both AC and DC control voltages
Order Now
The Siemens 3RW3028-1BB04 soft starter is available for immediate shipping.