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SIPROTEC-5–7SX800
SIPROTEC 5 Compact – 7SX800
- Stock status:
- In stock
- Manufacturer:
- Siemens
- Product code:
- SIPROTEC-5–7SX800
Main documents
Related products
| Hardware | |
| transformers | 4 current transformers |
| voltage | 0 / 3 voltage transformers |
| Product family | mv digital protection relays power analyzersOther |
| binary inputs | 3 / 7 binary inputs (thresholds configurable using software) |
| Product | |
| binary outputs | 5 / 8 binary outputs (2 changeover) |
| life contact | 1 life contact |
| Pluggable | Pluggable current and voltage terminals. |
| time-overcurrent | Directional time-overcurrent protection, ground (67N) |
| Trip-circuit | Trip-circuit supervision (74TC) |
| Additional Product Information | |
| Forward-power | Forward-power, reverse-power protection (32) |
| Rate-of-voltage | Rate-of-voltage-change protection (27R/59R) |
| Rate-of-frequency | Rate-of-frequency-change protection (81R) |
| programmable | 9 programmable function keys |
| Secondary current transformer values | Secondary current transformer values (1 A / 5 A) settable using DIGSI |
| Binary input | Binary input thresholds settable using DIGSI (3 stages) |
| Pluggable | Pluggable current and voltage terminals |
| frequency | Rate-of-frequency-change protection (81R) |
| voltage | Rate-of-voltage-change protection (27R/59R) |
| reclosing | Automatic reclosing (79) |
| Voltage dependent | Voltage dependent inverse-time overcurrent protection (51V) |
| Directional | Directional intermittent ground fault protection (67Ns) |
Product Description
Siemens
Siemens, a global leader in the electrical and industrial automation sectors, is renowned for its high-quality products and solutions, ranging from electrical equipment and automation systems to energy management and telecommunications technologies.
With a strong focus on innovation, Siemens provides cutting-edge solutions that enhance operational efficiency, sustainability, and productivity across various industries. From advanced circuit breakers and switchgear to smart grid solutions, Siemens continues to shape the future of technology, delivering reliable and energy-efficient products that meet the evolving needs of businesses and industries worldwide.
Reyrolle Siemens protection relays are designed for reliable and efficient safeguarding of electrical distribution systems. Known for their precision, durability, and advanced technology, these relays ensure the highest standards of safety and protection in industrial and commercial applications.
SIPROTEC-5–7SX800
The SIPROTEC-5-7SX800 is a versatile and compact universal protection relay designed by Siemens for medium-voltage power grids. Built with high-quality engineering and modern technology, this device is ideal for protecting feeders, lines, and motors in both utility and industrial sectors. Its robust features make it suitable for a wide range of applications, providing efficient and reliable protection for current and future power systems.
Key Features and Specifications
- Comprehensive Protection: The SIPROTEC-5-7SX800 offers a full range of protection functions, including both directional and non-directional overcurrent protection, making it suitable for various medium-voltage applications. It is equipped to handle protection for **star networks, parallel lines, ring systems, and more.
- Advanced Ground Fault Detection: Capable of detecting ground faults of all types in compensated or isolated power systems, utilizing advanced functions such as transient ground fault detection, cos φ, sin φ, and harmonic analysis.
- Motor Protection: Specialized protection functions for motors include startup time supervision, thermal overload protection, stator and bearing temperature monitoring, a unbalanced load protection. The device can also detect short circuits, ground faults, and idling drives in motors.
- Flexible and Configurable: Users can create up to 20 additional protection functions to meet specific needs, enabling frequency-based protection or reverse power protection. The device supports automated control functions, synchrocheck, and switchgear interlocking, enhancing its adaptability.
- Reliable Performance: Optimized for fast response times with directional comparison and intelligent automatic reclosing, ensuring minimal downtime during line interruptions.
- Power Quality Monitoring: Equipped with power quality (PQ) monitoring functions to track voltage unbalance, harmonic distortions (TDD, THD), and other crucial metrics, helping maintain a stable power supply.
- User-Friendly Interface: The graphical color display with single-line representation and Web UI allows for intuitive device operation, simplifying setup, monitoring, and maintenance.
- Built-in Cybersecurity: The relay meets stringent NERC CIP and BDEW Whitepaper cybersecurity standards, including features like logging security-related events and alarms, ensuring the safety and integrity of the power grid.
- Virtual Testing and IoT Connectivity: SIPROTEC DigitalTwin enables virtual testing, and IoT connectivity ensures easy access to real-time data, facilitating efficient remote monitoring and management.
- Proven Engineering Tool – DIGSI 5: Full compatibility with DIGSI 5 allows for seamless engineering, configuration, and adaptation, ensuring that all functions are tailored to the specific needs of the application.
- IEC 61850 Compatibility: Supports full compatibility between IEC 61850 Editions 1, 2.0, and 2.1, making integration with existing systems straightforward and efficient.
The SIPROTEC-5-7SX800 is designed for safety and versatility, capable of providing backup protection for transformers, generators, and motors. It can also support load-shedding applications, manage power regeneration systems, and monitor double-star point capacitor banks, making it a compact and cost-effective solution for a wide range of medium-voltage power protection needs.
This all-in-one relay represents the future of efficient power management, combining advanced protection, intuitive control, and strong cybersecurity, ensuring reliability and sustainability in modern power networks.
Frequently Asked Questions
Which is Better: Schneider or Siemens Circuit Breakers?
When comparing Schneider and Siemens circuit breakers, both brands offer unique strengths and advantages, making them top choices in the industry.
✅ Both Schneider and Siemens circuit breakers are excellent choices for protecting electrical systems. Schneider excels in versatility and precision engineering, while Siemens is known for its exceptional build quality and innovation. The choice between the two depends on specific needs and preferences, ensuring reliable protection and performance for any electrical system.
What are the three types of miniature circuit breaker?
✅Miniature Circuit Breakers (MCBs) are essential for protecting electrical circuits from overcurrents and short circuits. There are three primary types of MCBs: Type B, Type C, and Type D. Each type is designed to respond to different levels of electrical surges in various settings.ft starters minimize the initial surge of power during startup by gradually increasing the voltage supply. This controlled power-up process prevents the motor from overheating, reducing the risk of temporary shutdowns and significantly extending the lifespan and durability of the motors.
What's the difference between type B and C MCBs?
✅Type B devices are engineered to trip when fault currents reach 3-5 times the rated current (In). For instance, a 10A Type B device will trip at 30-50A. Type C devices, on the other hand, are designed to trip at fault currents of 5-10 times In, which means a 10A device will trip at 50-100A. Lastly, Type D devices are intended to trip at fault currents of 10-20 times In, so a 10A device will trip at 100-200A.
What size is a Schneider 3 pole MCB?
✅ The product dimensions are (W) 54mm x (H) 85mm x (D) 77.5mm, and it weighs 0.31kg. It adheres to the IEC 60529 standard, offering a degree of protection rated at IP20 and IP40 when enclosed.
What is the Full Name of MCBs?
✅MCB Full Form - Miniature Circuit Breaker
✅Miniature Circuit Breaker
The full form of MCB is Miniature Circuit Breaker. An MCB is a type of electronic switch that operates automatically. It detects issues within a circuit by identifying excessive current flow, providing protection by interrupting the circuit to prevent damage.
What Are Miniature Circuit Breakers?
✅ Miniature Circuit Breaker (MCB) - Definition, Types, and Uses
A Miniature Circuit Breaker (MCB) is a safety device equipped with an electro-mechanical mechanism that automatically interrupts the flow of excessive current in a circuit. Unlike fuses, MCBs can be reset and reused without manual replacement, enhancing safety and convenience in electrical systems.
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