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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 | 3RU1116-1BB0 |
| Alternative Part Number | 3RU11161BB0 |
| Manufacturer | Siemens |
| Product Type | Overload Relay |
| Contact Configuration | 1 Normally Open (NO); 1 Normally Closed (NC) |
| Rated Operational Voltage | 690 V ac |
| Current Range | 1.4 to 2 A |
| Mounting Style | Vertical |
| Connection Type | Screw |
| Dimensions | 45 x 73 x 117 mm |
| Size | S00 |
| Trip Class | CLASS 10 |
| Number of Poles | 3 (for main current circuit) |
| Protection Class | IP20 (on the front) |
| Ambient Temperature Range | -20 to +70 °C (during operation) |
| Insulation Voltage | Rated value 690 V with degree of pollution 3 |
| Surge Voltage Resistance | Rated value 6 kV |
| Shock Resistance | 8g / 10 ms |
| Type of Protection | DMT 98 ATEX G 001 |
| Power Loss | Total typical 6.6 W |
| Installation Altitude | Up to 2000 m above sea level |
| Relative Humidity | Up to 100% during operation |
| Conductor Cross-Section | For main contacts: solid (up to 2x 4 mm² max.), finely stranded (up to 2x (0.75 ... 2.5 mm²)) |
| Auxiliary Circuit Contacts | 1 NC, 1 NO |
| Compliance | General Product Approval for use in hazardous locations |
The overload relay is designed to protect motors from overcurrent by breaking the circuit in the event of an overload or phase failure. It provides reliable protection for motors during start-up and running operations.
Yes, the 3RU1116-1BB0 is intended for direct mounting onto a contactor, which allows for a compact and efficient setup within motor control systems.
The dimensions of the overload relay are 45 mm in width, 73 mm in depth, and 117 mm in height, making it suitable for integration into various control panel layouts.
This overload relay has a trip class of 10, which means it will trip within 10 seconds at 600% of its rated current, providing timely protection against overloads.
The operating voltage range for this overload relay is up to 690 V AC, which covers a wide range of industrial applications.
The 3RU1116-1BB0 features screw-type terminals for both the main current circuit and the auxiliary and control current circuit, ensuring secure and reliable connections.
The overload relay can operate within an ambient temperature range of -20°C to +70°C, ensuring performance in a variety of environmental conditions.
This particular model comes with both manual and automatic reset functions, providing flexibility in how the relay can be reset after a trip event.
The front of the overload relay has an IP20 rating, indicating protection against solid objects larger than 12.5 mm but not against liquids.
The adjustable pick-up value current, ranging from 1.4 to 2 A, allows for precise setting of the overload protection level to match the requirements of the specific motor being protected.
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
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