The STATCOM (Static Synchronous Compensator) system is a power electronics-based facility used for the purpose of stabilizing the voltage of the power system and compensating for reactive power.
With quick response and high control precision, it plays a key role in maintaining voltage and improving power quality in transmission lines and substations.
According to customer requests and project specifications, the STATCOM system configuration is required as follows:
     - C.TR & G.TR Protection Panel
     - STATCOM Protection Panel
     - Phase Unit Controller Panel
     - Ethernet Switch Communication Panel
     - Fault Recorder Panel
     - Bay Control Panel
We are a professional manufacturing company that performs custom design (all items), fabrication (all items) and testing (we can also perform protective panels).
All products are manufactured in accordance with the design standards, specifications, and specifications provided by customers, and are delivered after completing essential function verification and basic testing to verify quality in compliance with domestic and international standards (IEC 61850, etc.).
Our company places “meeting customer specifications” and “reliable production quality” as our top priorities, and supports the stable performance of STATCOM system and power system construction projects.

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  ■ Product Overview
       The C.TR & G.TR Protection Panel is a high-reliability protection system designed to protect the transformer,
       a core power conversion facility in the STATCOM system.
       In the event of a failure, it quickly and accurately operates the protection relay to minimize damage to equipment
       and provides complex protection functions that take into account various failure scenarios.
  ■ Key Specifications
       - Applicable system voltage: 345kV, 154kV class
       - Main protection relays(SIEMENS SIPROTEC 5): 87T, 50/51, 51N
       - Communication support : IEC 61850 MMS, GOOSE communication support
       - Enclosure protection class: reflects customer requirements
  ■ Features and Benefits
       - Supports multi-winding transformer and autotransformer protection
       - Differential protection function
       - Built-in fault waveform recording and automatic reporting function
       - Supports redundant communication network configuration
  ■ Options available to choose from
       - Protection relay redundancy configuration
       - Digital format log output compatible with fault recording server
       - Added temperature/humidity monitoring sensor inside the panel

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  ■ Product Overview
       The STATCOM protection panel is a dedicated protection system designed to protect Static Synchronous
       Compensator (STATCOM) equipment from external failures or equipment abnormalities.
       In the event of a system accident or internal failure, facility damage is minimized through rapid protection relay
       Coperation, and the reliability and stable operation of the STATCOM system is ensured.
  ■ Key Specifications
       - Protected against: MMC equipment
       - Main protective relays (SIEMENS SIPROTEC 5): Overcurrent (50/51), Earth overcurrent (50N/51N),
         differential protection (87G/87T), undervoltage/overvoltage protection (27/59), thermal protection (49),
         reverse phase protection (46)
       - Communication support: IEC 61850 MMS, GOOSE communication support
       - Enclosure protection class: reflects customer requirements
  ■ Features and Benefits
       - Provides dedicated protection logic optimized for STATCOM characteristics
       - System redundancy (Redundant Protection) can be configured
       - Supports grid-connected protection and automatic blocking function in case of failure
       - Fast fault recognition and trip transmission through IEC 61850-based communication
       - Supports automatic storage and analysis of failure data (COMTRADE files)
  ■ Options available to choose from
       - Protection relay redundancy configuration possible
       - Added external fault linked protection function (busbar failure, line failure response)
       - Customization possible based on user requirements

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  ■ Product Overview
       The STATCOM control panel is a dedicated control panel designed to comprehensively manage and
       control the STATCOM (Static Synchronous Compensator) system installed in a substation or power system.
       It supports stable and rapid operation of the system by performing STATCOM's operation status monitoring,
       operation mode control, failure alarm, and interlock functions.
  ■ Key specifications
       - Applicable system voltage: 345kV, 154kV class
       - Control method: centralized or decentralized control (selectable)
       - Communication support: IEC 61850 MMS, GOOSE, SNTP (time synchronization) support
       - Enclosure protection class: reflects customer requirements
  ■ Features and Benefits
       - Supports STATCOM operation mode switching (reactive power control, voltage control, etc.)
       - Provides real-time control data and driving history management functions
       - Built-in interlock function for major protection devices (overcurrent, low voltage, communication failure, etc.)
       - High availability can be configured through redundant control networks (PRP/HSR)
       - Supports auto recovery function linked to the power system
  ■ Options available to choose from
       - Control system redundancy can be configured
       - Operation screen and control logic can be customized according to user requirements

■ Product Overview
     The STATCOM Phase Unit control panel is a dedicated control panel designed to independently control and monitor each phase conversion module in the STATCOM system.
     It enables individual operation and failure management for each phase, increasing system flexibility and reliability and supporting rapid partial separation operation in the event of a failure.
■ Key Specifications
     - Control object: STATCOM conversion module for each phase (R/S/T Phase Unit)
     - Control functions: operation status monitoring, fault detection and automatic control
     - Communication support: IEC 61850 MMS, GOOSE communication support
     - Enclosure protection class: reflects customer requirements
     - Cable input/output: Bottom or top pull-out method (selectable)
■ Features and Benefits
     - Supports independent control and status monitoring for each phase
     - Automatic separation and remaining phase operation possible in case of phase unit failure
     - Automatic recovery sequence can be operated when a failure is detected
     - Real-time storage and inquiry of driving events and failure history
     - Rapid control command transmission based on digital communication
■ Options available to choose from
     - Supports control system redundancy for each phase
     - Touch screen-based operation status interface for each phase can be added
     - Customized function design possible based on user requirements

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  ■ Product Overview
       The Ethernet switch communication panel is a dedicated panel designed to ensure stable and high availability of
       digital communication between various protection panels, control panels, and fault recording panels within
       the STATCOM system.
       It supports IEC 61850-based communication and enables uninterrupted operation even in the event of
       a communication network failure through a PRP or HSR-type communication redundancy configuration.
  ■ Key Specifications
       - Applicable communication protocol : IEC 61850 MMS, GOOSE, Sampled Value(SV)
       - Key equipment: IEC 61850 certified Ethernet Managed Switch installation
       - Communication network configuration : PRP (Parallel Redundancy Protocol) or HSR (High-availability Seamless Redundancy) support
       - Port specifications: Provides RJ-45 and optical port (SFP), supports 100Mbps/1Gbps
       - Enclosure protection class: reflects customer requirements
       - Cable input/output: selectable from bottom or top output
  ■ Features and Benefits
       - Provides highly reliable communication infrastructure optimized for STATCOM systems
       - Supports rapid data transmission and reception by building an Ethernet-based high-speed communication network
       - PRP/HSR redundancy configuration ensures communication continuity even in case of single failure
       - Supports network management function (SNMP) and communication failure monitoring
       - Expandable port configuration enables response to various system scales
  ■ Options available to choose from
       - Communication network redundancy (PRP/HSR) can be selected and applied
       - Added network failure history logging system
       - Port quantity and configuration can be changed according to user requirements
  

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  ■ Product Overview
       The fault recording panel is a dedicated recording panel designed to record abnormal phenomena or failure events
       that occur in STATCOM systems and substation facilities in high resolution and to support subsequent detailed
       analysis.
       Key parameters such as voltage, current, and contact signals are digitally sampled and stored,
       and data before and after a failure is secured to contribute to accident analysis and system protection.
  ■ Key Specifications
       - Recorded: voltage (V), current (I), digital contact input signals
       - Recording method: Based on digital sampling (up to 32 channels or more can be supported)
       - Communication support: data transfer via IEC 61850 MMS, GOOSE, FTP
       - Fault data format: COMTRADE, PQDIF format supported
       - Enclosure protection class: reflects customer requirements
       - Cable input/output: selectable from bottom or top output
  ■ Features and Benefits
       - Automatic recording of events before and after failure (Pre-Fault/Post-Fault)
       - Various trigger conditions can be set (voltage, current threshold, digital signal, etc.)
       - Supports long-term storage and backup of failure history data
       - Failure data download and real-time monitoring possible through remote access
       - Provides continuous recording capability for multiple failure scenarios
  ■ Options available to choose from
       - Data recording cycle and resolution can be customized
       - Redundant recording system can be configured
       - Customized trigger conditions can be set according to user requirements

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  ■ Product Overview
       The BAY control panel is a dedicated control panel designed to control and monitor the status of major electrical
      devices in each BAY (distribution module) unit of gas insulated switchgear (GIS) equipment.
       It supports stable operation of the power system and prompt response to failures by integrating device operation
      and interlock protection functions such as circuit breakers (CB), disconnectors (DS), and ground switches (ES).
  ■ Key Specifications
       - Control object: circuit breaker (CB), disconnector (DS), earthing switch (ES)
       - Communication support: IEC 61850 MMS, GOOSE communication support
       - Enclosure protection class: reflects customer requirements
       - Cable input/output: selectable from bottom or top output
  ■ Features and Benefits
       - Supports real-time monitoring of the status (open/closed/ground) of various devices
       - Built-in interlock control function to prevent erroneous operation during driving
       - Trip and blocking control linked to protection relay is possible in case of failure
       - Supports high-speed control and signal transmission based on digital communication
       - Expandable control configuration capable of integrated management of multiple BAYs
  ■ Options available to choose from
       - Auto Reclosing control function can be added
       - Touch screen-based driving and monitoring screen available
       - BAY control logic can be customized according to user requirements