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Specification & Description
| Specification | Description |
|---|---|
| Part Number | 3RB3016-1PB0 |
| Alternative Part Number | 3RB30161PB0 |
| Manufacturer | Siemens |
| Voltage Rating | 690 V |
| Contact Configuration | 1NO/1NC |
| Mounting Type | DIN Rail Mount |
| Dimensions | 45 x 76 x 78.7 mm |
| Electrical Connection | Screw-type terminals for main and auxiliary circuits |
| Conductor Cross-Section Range | Main contacts: 1x (0.5 ... 4 mm²), Auxiliary contacts: 1x (0.5 ... 4 mm²) |
| Tightening Torque | 0.8 ... 1.2 N·m |
| Operating Current | At AC-3 / at 400 V: 4 A |
| Auxiliary Contacts Operating Current | At AC-15 / at 24 V: 4 A |
| Insulation Voltage | With degree of pollution 3: 690 V |
| Surge Voltage Resistance | Rated value: 6 kV |
| Protection Class | IP20 |
| Ambient Operating Temperature | -25 … +60 °C |
| Relative Humidity | During operation: 95% |
| Electromagnetic Compatibility | Field-bound parasitic coupling acc. to IEC 61000-4-3: 10 V/m |
| Product Function | Removable terminal for auxiliary and control circuit, overload protection, phase failure detection |
The Siemens 3RB3016-1PB0 is a state-of-the-art overload relay designed to provide efficient motor protection. This compact device is part of the SIRIUS product family and is engineered to safeguard motors in industrial settings. With a size S00 footprint, it is suitable for space-conscious installations and can be easily integrated with contactors of the same size.
This overload relay is rated for insulation voltages up to 690V and has a surge voltage resistance of 6kV, ensuring robust performance in demanding electrical environments. The unit is capable of handling operating currents from 1 to 4 A, making it versatile for a range of applications. It also features a Class 10E trip class, which provides quick response to prevent motor damage due to overload conditions.
The 3RB3016-1PB0 comes with screw-type terminals for both the main and auxiliary circuits, facilitating secure and reliable connections. The device is designed for direct mounting, allowing for straightforward installation. Additionally, it offers manual and automatic reset functions, providing flexibility in operation and maintenance.
With its solid-state design, the 3RB3016-1PB0 delivers consistent performance and durability. It includes integrated auxiliary switches and a trip indicator, enhancing its functionality and monitoring capabilities. The overload relay also meets stringent electromagnetic compatibility standards, ensuring minimal electrical interference with other devices.
Overall, the Siemens 3RB3016-1PB0 is a reliable and efficient solution for motor protection in industrial applications, offering both performance and ease of use.
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Frequently Asked Questions
What is the voltage rating for this overload relay?
The overload relay is rated for an insulation voltage of up to 690 V, making it suitable for a variety of industrial applications.
Can this overload relay be mounted on a DIN rail?
Yes, this overload relay is designed for DIN rail mounting, which allows for easy installation and removal in electrical cabinets.
What are the dimensions of this overload relay?
The dimensions of the overload relay are 45 x 76 x 78.7 mm, which is a compact size for fitting into control panels without taking up excessive space.
What type of terminals does this overload relay have for connection?
This overload relay features screw-type terminals for both the main current circuit and the auxiliary and control current circuit, ensuring secure and reliable connections.
Is there a manual reset function on this overload relay?
Yes, the overload relay comes with a manual reset function, providing the user with control over resetting the device after a trip event.
What is the operating temperature range for this overload relay?
The operating temperature range for this overload relay is from -25°C to +60°C, which accommodates a wide range of environmental conditions.
Does this overload relay have a trip indicator?
Yes, it includes a trip indicator which provides a visual indication of a trip event for easy troubleshooting.
What is the protection class of the terminals on this overload relay?
The terminals of this overload relay are rated at protection class IP20, offering protection against solid objects larger than 12.5 mm but not against liquids.
What is the trip class of this overload relay?
This overload relay has a trip class of 10E, which defines the time it takes for the relay to trip in the event of an overload.
Can this overload relay be used for phase failure detection?
Yes, the overload relay is equipped with phase failure detection, enhancing motor protection by tripping in the event of a phase loss.
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