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Specification & Description
| Specification | Description |
|---|---|
| Part Number | 3RU1116-1DB0 |
| Alternative Part Number | 3RU11161DB0 |
| Manufacturer | Siemens |
| Series | 3RU1116 |
| Type | Overload Relay |
| Voltage Rating | 690 V |
| Mounting Type | Screw Mount |
| Dimensions | 45 x 73 x 117 mm |
| Current Range | 2.2 to 3.2 A |
| Connection Type | Screw-type terminals for main and auxiliary circuits |
| Required Spacing | 0 mm side-by-side, 6 mm for live parts at the side |
| Conductor Cross-section | Main contacts: 2x (0.5 ... 1.5 mm²), 2x (0.75 ... 2.5 mm²), max 2x 4 mm²; Auxiliary contacts: 2x (0.5 ... 1.5 mm²), 2x (0.75 ... 2.5 mm²) |
| AWG Conductors | Main contacts: 2x (20 ... 16), 2x (18 ... 14), 2x 12; Auxiliary contacts: 2x (20 ... 16), 2x (18 ... 14) |
| Approvals/Certifications | General Product Approval for use in hazardous locations |
| Commodity Code | 853649 |
The Siemens 3RU1116 Series Overload Relay is a crucial component designed for motor protection, ensuring your machinery operates within safe electrical limits. This overload relay is rated for a voltage of up to 690 V and is suitable for screw mounting, with dimensions of 45 x 73 x 117 mm. It offers adjustable protection with a current range of 2.2 to 3.2 A, catering to various motor sizes and applications.
Crafted for durability and reliability, the 3RU1116-1DB0 model is engineered to provide precise protection against excessive current that could lead to motor damage. Its compact design allows for efficient use of space within control cabinets, while the robust construction ensures long-term performance in industrial environments.
The relay features a three-pole main current circuit and includes both normally closed (NC) and normally open (NO) contacts for auxiliary functions, enhancing its versatility in circuit design. The trip class 10 characteristic of this relay ensures a rapid response to overloads, minimising the risk of motor overheating and potential damage.
This Siemens overload relay is a vital component for any setup requiring dependable motor protection. Its straightforward installation and maintenance make it a practical choice for a wide range of industrial applications.
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Frequently Asked Questions
What is the voltage rating for this overload relay?
The overload relay is rated for a maximum operating voltage of 690 V at AC-3.
Can this overload relay be mounted directly to a contactor?
Yes, the Siemens 3RU1116-1DB0 is designed for direct mounting to a contactor.
What is the tripping class of this overload relay?
This overload relay has a tripping class of CLASS 10.
What are the dimensions of this overload relay?
The dimensions of the overload relay are 45 mm in width, 73 mm in height, and 117 mm in depth.
What is the range of the adjustable pick-up value current for this relay?
The adjustable pick-up value current of the current-dependent overload release ranges from 2.2 A to 3.2 A.
What type of terminals does this overload relay have for electrical connections?
The overload relay features screw-type terminals for both the main current circuit and the auxiliary and control current circuit.
What is the insulation voltage of this overload relay?
The insulation voltage with a degree of pollution 3 is rated at 690 V.
What is the ambient temperature range for operating this overload relay?
The overload relay can operate within an ambient temperature range of -20°C to +70°C.
How many poles does the main current circuit of this overload relay have?
The main current circuit of the overload relay has 3 poles.
What is the protection class for the front of this overload relay?
The front of the overload relay has a protection class of IP20.
