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3 months ago
3RT2028-1FB40
Siemens 3RT2028-1FB40 available at EU Automation. Get in touch today for a quick price.
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Full 12-month warranty
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2. Dedicated Account Manager
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3. Your quote
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All orders are subject to product availability. See our T&Cs.
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What happens next?
1. Email confirmation
You will get an email confirming that we have received your enquiry.
2. Dedicated Account Manager
One of our team will be in touch to confirm your part(s) specification and condition.
3. Your quote
You will receive a comprehensive quote tailored to your specific needs.
The Siemens 3RT2028-1FB40 is a power contactor designed for reliable and efficient performance in industrial applications. This 3-pole contactor, part of the SIRIUS S0 series, is rated for AC-3, 18.5kW/400V, and features 1 normally open (NO) and 1 normally closed (NC) auxiliary contact. Equipped with an integrated diode and screw terminals, this contactor ensures secure and easy connections for both main and auxiliary circuits. With an IP20 protection rating, the 3RT2028-1FB40 offers a safe and finger-proof design, suitable for use in environments with a pollution degree of 3. The contactor can be mounted in various positions, including snap-on mounting onto a 35mm standard DIN rail, and allows for a +/- 180° rotation on a vertical mounting surface. With a compact size of 45mm width, 85mm height, and 107mm depth, this Siemens contactor is an ideal choice for space-saving installations in a wide range of industrial applications.
| Specification | Description |
|---|---|
| Part Number | 3RT2028-1FB40 |
| Alternative Part Number | 3RT20281FB40 |
| Manufacturer | Siemens |
| Product Brand Name | SIRIUS |
| Contactor Size | S0 |
| Protection Class IP (Front) | IP20 |
| Degree of Pollution | 3 |
| Installation Altitude | Up to 2,000 meters |
| Ambient Temperature (Storage) | -55°C to +80°C |
| Ambient Temperature (Operating) | -25°C to +60°C |
| Shock Resistance | 10g / 5 ms, 7.5g / 10 ms (DC) |
| Impulse Voltage Resistance | 6 kV |
| Insulation Voltage | 690 V |
| Main Current Circuit | Screw-type terminals |
| Auxiliary & Control Current Circuit | Screw-type terminals |
| Connectable Conductor Cross-Section (Main Contacts) | 1 to 10 mm² (solid, stranded, finely stranded with core end processing) |
| Connectable Conductor Cross-Section (Auxiliary Contacts) | 0.5 to 2.5 mm² (single or multi-stranded, finely stranded with core end processing) |
| AWG Number (Main Contacts) | 16 to 8 |
| AWG Number (Auxiliary Contacts) | 20 to 14 |
What is the size of the contactor?
The size of the Siemens 3RT2028-1FB40 contactor is S0.
What is the protection class IP on the front?
The Siemens 3RT2028-1FB40 contactor has a protection class IP20 on the front.
What is the ambient temperature range during operation?
The Siemens 3RT2028-1FB40 contactor can operate in an ambient temperature range of -25°C to +60°C.
What is the insulation voltage rated value?
The insulation voltage rated value for the Siemens 3RT2028-1FB40 contactor is 690V.
What are the dimensions of the contactor?
The Siemens 3RT2028-1FB40 contactor has dimensions of 45mm in width, 85mm in height, and 107mm in depth.
What type of electrical connections does the contactor have?
The Siemens 3RT2028-1FB40 contactor has screw-type terminals for both main current circuit and auxiliary and control current circuit connections.
Does the contactor have a mirror contact according to IEC 60947-4-1?
Yes, the Siemens 3RT2028-1FB40 contactor has a mirror contact according to IEC 60947-4-1.
- Motor control and protection in industrial automation systems
- Pump and fan control in HVAC systems
- Conveyor system control in material handling applications
- Compressor control in refrigeration systems
- Lighting control in commercial and industrial buildings
- Control of heating elements in industrial ovens and furnaces
- Starter control in generator systems
- Lift and elevator control systems
- Control of power supplies in renewable energy systems
- Switching and isolation of electrical circuits in control panels
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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Customer reviews
steve
Daniel
Excellent customer service...
Alex Bailey is my main point of contact at EU Automation...he is extremely friendly, has exceptional customer service skills and always offers great pricing & lead times.
4 months ago
Jerry Schrink
Tom Higgins provided amazing service
Tom Higgins provided great prompt service. I contacted Tom by phone and within 10 minutes there was a quote in my in box. WOW Thank you Tom and Thank you EU Automation!
5 months ago
Paulo Pereira
Excellent service and communication…
Excellent service and communication from Alex Bailey. He truly goes above and beyond to ensure his clients are 100% satisfied. The entire process was seamless, and his attention to detail made a huge difference. Highly recommended for anyone looking for amazing service!
5 months ago
Gary
Tom Higgins did a great job at getting…
Tom Higgins did a great job at getting us the part we needed. He saw a concern with the part a verified before shipping.
5 months ago
Lessle Smith
Thomas Higgins has gone above and…
Thomas Higgins has gone above and beyond to make things happen for my facility. His customer service and knowledge were an asset in helping me with my order and the logistics challenges!
6 months ago
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