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Siemens SIRIUS 3RU2 Thermal Overload Relay, 1 NO/1 NC, 5A FLC, 3A Contact Rating, 4 kW, 3RU2116-1FC1
Specifications
| Country of Origin | Germany |
|---|---|
| Brand | Siemens |
| Length | 45mm |
| Model | 3RU2116-1FC1 |
| Depth | 101.9mm |
| IP Rating | IP20 |
| Width | 79.5mm |
| Mount Type | Stand Alone |
| Series | SIRIUS 3RU2 |
| Power Rating | 4kW |
| Maximum Operating Temperature | 70°C |
| Minimum Operating Temperature | -40°C |
| Terminal type | Spring Loaded |
| Supply Voltage | 690V ac |
| Standards/Approvals | IEC 60068-2-27, UL, CSA, IEC 60529 |
| Contact Voltage | 690V ac |
| Reset Method | Automatic & Manual |
| Normal State Configuration | 1 NO/1 NC |
| Relay Contact Current | 3A |
| Number of Auxiliary Contacts | 2 |
| Pole and Throw Configuration | 3 |
| FLC Motor Rating | 5A |
| Adjustable Current Range | 3.5 → 5 A |
Key Features
- Thermal overload relay suitable for SIRIUS Size S0 & S00 contactors.
- Features 1 NO and 1 NC contact configuration for versatile circuit integration.
- Adjustable current range from 3.5 to 5 A for precise motor load protection.
- Robust 4 kW power rating supports various motor and automation applications.
- Spring-loaded terminals ensure secure, vibration-resistant wiring connections.
- Automatic and manual reset options enhance operational flexibility.
- IP20 enclosure rating provides solid protection against ingress of solid objects.
- Wide operating temperature range from -40°C to 70°C for demanding environments.
Product Description
The Siemens SIRIUS 3RU2 Thermal Overload Relay, model 3RU2116-1FC1, is engineered for advanced motor protection, delivering dependable overload detection and prevention within various automation and industrial control systems. Its design incorporates a powerful 4 kW capacity, making it suitable for applications requiring robust protection for motors of moderate size and power.
This relay is equipped with a 1 NO/1 NC contact configuration, providing flexible circuit design options for integrators and panel builders. Its 5A full load current (FLC) rating, with an adjustable current range from 3.5 to 5 A, enables precise protection tailored to the operational demands of specific motors, ensuring safety and efficiency under varying load conditions.
The relay features spring-loaded terminals for simplified, secure connections, while its automatic and manual reset mechanisms enhance maintenance capabilities and minimize downtime during abnormal events. Its wide -40°C to 70°C operating temperature range and IP20 ingress protection allow deployment in challenging industrial settings, from manufacturing workshops to automated process plants.
Thermal overload relay designed for use with Siemens SIRIUS Size S0 & S00 contactors. Configurable 1 NO/1 NC auxiliary contacts for comprehensive circuit flexibility. Reliable overload sensing with an adjustable operational window to safeguard motors and processes.
Sturdy IP20-rated enclosure for basic dust and touch protection. Compliant with global standards - IEC, UL, CSA - for ensured quality and reliability. Suitable for motors with up to 4 kW power in applications such as HVAC, conveyor systems, automation panels, and small-scale machinery.
Spring-cage terminal system resists vibration and reduces maintenance needs. High voltage compatibility up to 690 V AC, further supporting a range of industrial systems.
Integrating this relay helps reduce costly downtime and equipment damage - an essential in sectors spanning manufacturing, process automation, water treatment, and equipment maintenance.
Package Contents: 1 Siemens 3RU2116-1FC1 SIRIUS 3RU2 Thermal Overload Relay. Explore more Siemens automation and relay solutions in the Overload Relays category to meet all your industrial protection and control requirements on EnvMart.
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Frequently Asked Questions
The power rating of this thermal overload relay is 4 kW, suitable for various motor and automation applications.
The adjustable current range for the Siemens SIRIUS 3RU2 is from 3.5 A to 5 A, allowing for precise motor load protection.
The maximum operating temperature for this relay is 70°C, making it suitable for demanding environments.
This model features a 1 NO (Normally Open) and 1 NC (Normally Closed) contact configuration, providing flexible circuit integration options.
The supply voltage rating for this overload relay is 690V AC, compatible with various industrial systems.
The IP rating of this relay is IP20, which provides basic protection against solid objects and touch.
The dimensions are 45 mm in length, 79.5 mm in width, and 101.9 mm in depth.
This overload relay supports both automatic and manual reset methods, enhancing operational flexibility.
The Siemens SIRIUS 3RU2 complies with IEC, UL, and CSA standards, ensuring quality and reliability.
The relay contact current rating is 3 A, suitable for various applications within its specifications.
This model is designed for stand-alone mounting, facilitating easy installation in control panels.
This thermal overload relay is suitable for applications such as HVAC, conveyor systems, automation panels, and small-scale machinery.
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