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Name |
Specification |
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Rated voltage |
6kV±10%～35kV±10% |
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Assessment point voltage |
6kV±10%～35kV±10% |
|
Input voltage |
0.9~ 1.1pu; LVRT 0pu(150ms), 0.2pu(625ms) |
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Frequency |
50/60Hz; Allow short-term fluctuations |
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Output capacity |
±0.1Mvar～±200 Mvar |
|
Starting power |
±0.005Mvar |
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Compensation current resolution |
0.5A |
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Response time |
<5ms |
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Overload capacity |
>120% 1min |
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Power loss |
<0.8% |
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THDi |
<3% |
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Power supply |
Dual power supply |
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Control power |
380VAC, 220VAC/220VDC |
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Reactive power regulation mode |
Capacitive and inductive automatic continuous smooth adjustment |
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Communication interface |
Ethernet, RS485, CAN, Optical fiber |
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Communication protocol |
Modbus_RTU, Profibus, CDT91, IEC61850- 103/104 |
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Running mode |
Constant device reactive power mode, constant assessment point reactive power mode, constant assessment point power factor mode, constant assessment point voltage mode and load compensation mode |
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Parallel mode |
Multi machine parallel networking operation, multi bus comprehensive compensation and multi group FC comprehensive compensation control |
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Protection |
Cell DC overvoltage, Cell DC undervoltage, SVG overcurrent, drive fault, power unit overvoltage, overcurrent, overtemperature and communication fault; Protection input interface, protection output interface, abnormal system power supply and other protection functions. |
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Fault handling |
Adopt redundant design to meet N-2 operation |
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Cooling mode |
Water cooling/Air cooling |
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IP degree |
IP30(indoor); IP44(outdoor) |
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Storage temperature |
-40℃～+70℃ |
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Running temperature |
-35℃～ +40℃ |
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Humidity |
<90% (25℃), no condensation |
|
Altitude |
<=2000m (above 2000m customized) |
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Earthquake intensity |
Ⅷ degree |
|
Pollution level |
Grade IV |
Quick Response and Smart Compensation
Utilizing instantaneous reactive power theory, the controller achieves a response time of ≤1ms and full power response within 5ms. Ensures fast and accurate compensation for demanding applications.
Power Quality Enhancement
Suppresses negative sequence currents and mitigates harmonics up to the 13th order, protecting transformers, motors, and communication systems.
Flexible Operating Modes
Supports multiple modes: constant reactive power, power factor, voltage control, and negative sequence compensation with real-time mode switching.
High Reliability Design
Multi-level protection with rapid fault response and built-in early warning monitors for key temperatures.
Real-Time Monitoring
Full waveform capture, harmonic analysis, and black box recording stores 100ms of data before and after any fault event.
Harsh Environment Ready
IP44-rated enclosures available, compliant with EMC standards, with optional dual power supplies (AC/DC).
Ferroalloy Furnace Application in Zhengzhou, Henan
Compensation Capacity: -2000kvar to +2000kvar
System Voltage: 6kV
Results:
Significant reduction in three-phase imbalance
Power factor improved to meet utility requirements
Stable furnace operation under optimized power conditions
Wind Power Station Application in Yantai, Shandong
Compensation Capacity: -10000kvar to +10000kvar
System Voltage: 35kV
Results:
System voltage stabilized within 35.5-35.7kV
Real-time power factor raised to 0.96
Compliant with GB/T 12325-2008 and GB/T 14549-1993 standards
Supports Low Voltage Ride-Through (LVRT) requirements
SVG Selection Criteria:
Determine indoor/outdoor installation requirements
Evaluate necessary capacity based on site requirements
Identify any special functional needs
Choose appropriate cooling method (air or liquid)
Indoor SVG Characteristics:
Controlled environment with stable temperature and humidity
Compact structure for space-efficient integration
Easier maintenance unaffected by weather conditions
Flexible cooling options with lower noise levels
Intelligent Human-Machine Interaction:
Features intelligent startup self-check function, reducing commissioning complexity and shortening deployment cycle
Advanced Recording and Diagnostics:
Real-time waveform recording and fault trace analysis with 16-channel oscilloscope function
Self-Adaptive Phase Sequence Recognition:
Automatically identifies and adapts to phase sequence
Multi-Level Networking:
Supports high-speed optical fiber communication (10M/10km) for ring-networked, master-slave parallel operation
Intelligent Mode Switching:
Automatically switches between normal and fault operating modes
Remote Monitoring:
Mobile APP monitoring with rich communication interfaces (RS485, CAN, Ethernet, GPRS)
