SynchroTeq, the most advanced controlled switching device for transformer inrush current mitigation
SynchroTeq, the most advanced controlled switching device for transformer inrush current mitigation
Proven reliability, unparalleled efficiency, exceptional innovation
When it comes to medium and high voltage electrical grids, SynchroTeq is recognized across the globe as the gold standard for inrush current limitation. This cutting edge technology, which includes patented switching methods, can transform circuit breakers into smart devices, maximizing grid quality uptime and keeping maintenance costs at all-time lows.
Our world-leading controlled switching devices
Medium voltage
SynchroTeq MV
Applications
Built specifically for medium-voltage applications (up to 69kV), this cutting-edge solution enables simple and hassle-free monitoring and control for load switching operations such as capacitor banks, shunt reactors, power cables, and power transformers.
Key features
- Performs circuit breaker closing and/or opening operations at the optimal moment
- Takes a power transformer’s residual flux into account for seamless energizations
- Works with 1-pole/single and 3‑pole/simultaneous operation switching apparatuses
- Works with low-energy analog (LEA) sensors (resistive or dedicated capacitive voltage dividers)
- Supports IEC 61850 MMS Server Ed.2 protocol
Benefits
- Ensures optimal mitigation of inrush currents, voltage dips, and switching transients
- Improves the resilience, stability, and flexibility of medium-voltage electric systems
- Increases facility uptime by reducing the need for scheduled maintenance shutdowns
- Preserves and extends the lifespan of costly medium-voltage assets
- Retrofits existing C/B with added controlled switching & monitoring functions
SynchroTeq STM045000 Enclosure
Applications
The Vizimax Controlled Switching Enclosure – STM045000 – is a ready-to-use controlled switching solution for indoor or outdoor MV switchgear or MV poles, with spring-loaded or electromagnetic mechanisms. This solution is applicable to power transformers, reactive and capacitive loads such as capacitor banks, filters, and power cables.
Key features
- Performs circuit breaker closing and/or opening operations at the optimal moment
- Minimizes integration efforts while connecting to the controlled apparatus via a simple terminal interface including an integrated bypass logic
- Offers a risk-free option when refurbishing existing switchgear
- Takes a power transformer’s residual flux into account for seamless energizations
- Works with 1-pole/single and 3‑pole/simultaneous operation switching apparatuses
- Works with low-energy analog (LEA) sensors (resistive or dedicated capacitive voltage dividers)
- Supports IEC 61850 MMS Server Ed.2 protocol
Benefits
- Optimizes inrush currents, voltage dips and switching transients mitigation for various applications
- Helps maximize the use of existing power infrastructures and equipment, limiting CAPEX
- Anticipates failures and enables predictive maintenance strategies, optimizing OPEX
- Improves the resilience, stability, and flexibility of medium-voltage electric systems
- Retrofits existing C/B with added controlled switching & monitoring functions
SynchroTeq STM046000 Enclosure
Applications
The Vizimax Transformer Flux Conditioning Enclosure – STM046000 – is a ready-to-use controlled switching solution for indoor or outdoor MV switchgear or circuit breakers, with spring-loaded or electromagnetic mechanisms. This solution offers a specific flux conditioning function that aims to minimize inrush current when energizing a power transformer with a 3-pole simultaneous (gang operated) switchgear.
Key features
- Installs in wind turbine generators, PV solar inverter skids, and containers, or in BESS units
- Works with all standard step-up transformers for power generation: no need for special transformer designs
- Controls standard MV switchgear and circuit breakers with 3-pole simultaneous operation (gang operated)
- Works with low-energy analog (LEA) sensors (resistive or dedicated capacitive voltage dividers)
- Supports IEC 61850 MMS Server Ed.2 protocol
- Integrates a bypass circuit
Benefits
- Achieves transformer energization currents below 1PU at all times
- Allows for a seamless connection of renewables to medium voltage networks
- Eliminates unwanted impacts of grid connections and reconnections (limit voltage dip and voltage sag)
- Avoids the need for comprehensive grid connection studies and impact assessments
- Provides peace of mind for renewable developers
High voltage
SynchroTeq Plus
Applications
The SynchroTeq Plus is the most advanced inrush current limiter on the market for controlling high voltage circuit breakers. Its smart technology mitigates harmful transients by switching at the optimal moment, rendering electrical grids more stable and providing critical asset protection.
Key features
- Offers a manufacturer-agnostic approach applicable to any type of new or existing circuit breaker
- Takes into account residual flux for optimal transformer switching
- Supports CB and a half scheme, energizing two load circuits from double bus bar
- Optimizes all applications including capacitor banks, filters, shunt reactors, power transformers, transmission lines, and cables
- Provides electrical wear monitoring with i2t calculation
- Supports IEC 61850 MMS Server Ed.2 protocol
- Stores up to 2,000 events and waveforms for operational analysis
Benefits
- Optimizes inrush currents and mitigates voltage dips or all types of applications
- Preserves and extends the lifespan of costly assets
- Retrofits existing C/B with added controlled switching & monitoring functions
- Minimizes capital investment by adapting to current infrastructure
SynchroTeq Lite
Applications
The SynchroTeq Lite is a compact inrush current limiter specifically designed for high voltage spring-type circuit breakers. Its smart technology mitigates harmful transients by switching at the optimal moment, rendering electrical grids more stable and providing critical asset protection.
Key features
- Offers a manufacturer-agnostic approach applicable to any type of new or existing circuit breaker
- Applies to all fixed setting/angle applications including capacitor banks, filters, shunt reactors, and power transformers
- Provides electrical wear monitoring with i2t calculation
- Supports IEC 61850 MMS Server Ed.2 protocol
Benefits
- Improves the resilience, stability, and flexibility of electrical grids
- Preserves and extends the lifespan of costly assets
- Retrofits existing C/B with added controlled switching & monitoring functions
- Minimizes capital investment by adapting to current infrastructure
- Anticipates failures and enables predictive maintenance strategies, optimizing OPEX
Innovative controlled switching devices for a wide range of industries
Get in touch
To learn more about how our solutions can help you optimize and protect your existing energy infrastructure, contact our experts today.
Request a support for simulation
Discover the benefits of integrating our SynchroTeq solution into your power systems at early project stages with free simulation libraries for PSCAD, EMTP/EMTP-RV, and MathWorks’ Matlab-Simulink software.