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Specification & Description
| Specification | Description |
|---|---|
| Part Number | 3RU1116-1JB0 |
| Alternative Part Number | 3RU11161JB0 |
| Manufacturer | Siemens |
| Product Type | Overload Relay |
| Contact Configuration | 1NO; 1NC |
| Rated Voltage | 690 V ac |
| Rated Current | 10 A |
| Mounting Style | Vertical |
| Connection Type | Screw |
| Dimensions | 45 x 73 x 117 mm |
| Trip Class | CLASS 10 |
| Number of Poles | 3 |
| Operating Temperature Range | -20...+70 °C during operation |
| Storage Temperature Range | -55...+80 °C |
| Insulation Voltage | Rated at 690 V with degree of pollution 3 |
| Surge Voltage Resistance | Rated value 6 kV |
| Protection Class | IP20 on the front |
| Shock Resistance | 8g / 10 ms |
| Ambient Conditions | Suitable for installation altitudes up to 2000 m above sea level |
| Auxiliary Contacts | 1 NC (Normally Closed), 1 NO (Normally Open) |
| Short-Circuit Protection | Fuse link required (fuse gL/gG: 6 A, quick: 10 A) |
| Mounting Position | With vertical mounting surface +/-135° rotatable, +/- 45° tiltable to the front and back |
| Commodity Code | 853649 |
The Siemens 3RU1116-1JB0 is a high-quality overload relay designed to provide efficient motor protection. This component is essential for safeguarding motors from potential damage caused by overload conditions. With a current adjustment range of 7 to 10 A, it offers flexibility to match the protection needs of various motor sizes within this range.
Crafted for vertical mounting, the 3RU1116-1JB0 features a compact design with dimensions of 45 x 73 x 117 mm, making it suitable for installations where space is at a premium. The relay is engineered for direct mounting, ensuring a secure and straightforward installation process.
The overload relay is equipped with screw-type terminals for both the main current circuit and auxiliary and control current circuits, facilitating a reliable and durable connection. It is capable of handling a maximum operating voltage of 690 V ac, which makes it versatile for a wide range of industrial applications.
The 3RU1116-1JB0 comes with one normally open (NO) and one normally closed (NC) contact, providing the necessary contacts for most control circuit configurations. The robust construction of the relay ensures it can withstand challenging industrial environments, and its finger-safe design enhances safety during operation.
This Siemens overload relay is an essential component for industrial control systems, offering reliable protection and operational efficiency. Its design and construction are in line with the high standards expected from Siemens, a leader in industrial automation and control technology.
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Frequently Asked Questions
What is the function of this overload relay?
The Siemens overload relay is designed to protect motors from overcurrent by breaking the circuit in the event of an overload, preventing potential damage to the motor.
Can this overload relay be mounted directly onto a contactor?
Yes, this overload relay is intended for direct mounting onto a contactor, facilitating a compact and efficient setup.
What is the trip class of this overload relay?
The trip class of this overload relay is CLASS 10, which means it will trip within 10 seconds at 600% of its rated current, providing quick protection against overloads.
What are the dimensions of this overload relay?
The dimensions of the overload relay are 45 x 73 x 117 mm, making it compact and suitable for use in space-constrained environments.
What is the maximum operating voltage for this overload relay?
The maximum operating voltage for this overload relay is 690 V ac, which is suitable for a wide range of industrial applications.
What type of terminals does this overload relay have?
This overload relay is equipped with screw-type terminals for both the main and auxiliary circuits, ensuring secure and reliable connections.
What is the ambient temperature range for operating this overload relay?
The ambient temperature range for operating this overload relay is from -20 to +70 degrees Celsius, allowing it to function effectively in a variety of environmental conditions.
What is the insulation voltage rating of this overload relay?
The insulation voltage rating of this overload relay is 690 V, with a degree of pollution 3, providing a high level of insulation and safety.
What is the protection class of this overload relay?
The protection class of the front side of this overload relay is IP20, indicating that it is protected against solid objects larger than 12.5 mm but not against water.
How can I ensure short-circuit protection for this overload relay?
For short-circuit protection, it is recommended to use a fuse link with the overload relay. A fuse gL/gG of 6 A or a quick fuse of 10 A is required for the auxiliary switch.
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