steve
Got hold of Sime for a Carrier card for…
Got hold of Sime for a Carrier card for a chiller. Machine down in a factory. Received the new card in express time machine and plant now up and running fantastic service form Sime
3 weeks ago
Full 12-month warranty
Available for dispatch immediately
We deliver worldwide
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.
All orders are subject to product availability. See our T&Cs.
Ask our team
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.
| Specification | Description |
|---|---|
| Part Number | 3RB2283-4AA1 |
| Alternative Part Number | 3RB22834AA1 |
| Manufacturer | Siemens |
| Product Type | Evaluation Unit for Full Motor Protection |
| Rated Control Supply Voltage | 24 … 240 V AC/DC |
| Rated Insulation Voltage | 300 V |
| Adjustable Response Current | 0.3 … 630 A |
| Trip Class | CLASS 5, 10, 20 and 30 adjustable |
| Number of Poles | 3 |
| Mounting Type | Stand-alone installation |
| Mounting Position | Any |
| Dimensions | 45 x 95.4 x 111.2 mm |
| Connection Type | Screw-type terminals |
| Conductor Cross-Section | Solid: 0.5 ... 4 mm², Finely stranded with core end processing: 0.5 ... 2.5 mm² |
| Auxiliary Contacts | 2 NC contacts, 2 NO contacts |
| Contact Reliability | Acceptability for PLC control (17 V, 5 mA) |
| Operating Voltage (at AC-3) | Maximum 1,000 V |
| Service Power (at 400 V, 50 Hz) | 0.09 … 450 kW |
| Ambient Operating Temperature | -25 … +60 °C |
| Protection Class IP | IP20 |
| Compliance | EMC, For use in hazardous locations |
| Installation Altitude | Maximum 2,000 m above sea level |
| Resistance to Shock | 15g / 11 ms |
| Electrostatic Discharge Resistance | 6 kV contact discharge / 8 kV air discharge |
| Field-bound Parasitic Coupling | 10 V/m |
| Surge Voltage Resistance | 4 kV |
| Commodity Code | 85364900 |
The evaluation unit is designed for full motor protection, providing a solid-state overload relay function to safeguard motors from excessive current draw, phase failures, and other electrical anomalies.
Yes, it is compatible with contactors ranging from size S00 to S12, allowing for flexibility in various motor control applications.
The unit supports both manual and automatic reset methods, offering versatility in resetting the protection mechanism after a trip event.
The device has an insulation voltage rating of 300 V, with a degree of pollution 3, ensuring it can withstand the operational voltages typically found in industrial environments.
The unit can operate within an ambient temperature range of -25°C to +60°C, making it suitable for a wide range of industrial settings.
Yes, it is designed to resist electrostatic discharge with a 6 kV contact discharge and an 8 kV air discharge, in accordance with IEC 61000-4-2 standards.
The protection class for the front of the unit is IP20, indicating that it is protected against solid objects larger than 12.5 mm but not against water.
The unit can be installed at altitudes up to 2,000 meters above sea level without derating.
It features removable terminals for auxiliary and control circuits with screw-type connections, facilitating easy installation and maintenance.
The unit measures 45 mm in width, 95.4 mm in depth, and 111.2 mm in height, making it compact enough for standard industrial 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.
All parts new or reconditioned are covered by EU Automation 12 month warranty
No hassle returns policy
Dedicated customer support team
We understand that credit is a necessary part of business and offer credit agreements on request, subject to status.
Payment optionsWe accept Bank transfers and the following methods of payment:
All transactions are handled securely by HSBC and HSBC Merchant Services. For more information, please visit our dedicated payments page.
Global supplier of quality automation and control components
Dispose of your old unit by exchanging it for a working part.
A comprehensive repair service for faulty equipment.
Discover how we do our part to keep your production lines moving.