● Output PWM waveform closer to sine wave
● Smaller ripple current and less harmonic content in output
● Achieve high-frequency application of low-voltage IGBT
● Higher IGBT switching frequency, faster response speed
● Half the voltage stress of IGBT, effectively reducing switching losses
● Smaller volume of LCL filter, achieving small-volume modular design
● Intelligent and Fast Fourier Transform and Instantaneous Reactive Power Control Algorithm
● Flexible combination of harmonic, reactive, and unbalance control modes
● Multi-chip control method to ensure operation speed and anti-interference ability
● Support system-side or load-side sampling, automatically identify power grid phase sequence
● Flexible output coordination of capacitor switching and APF by self-controller
| Application classification | Industrial Enhanced | Industrial type | ||
| Rated voltage V | 400 | 690 | 200/400 | 690 |
| Electrical characteristics | ||||
| Input voltage range | -20%~+20% | -20%~+10% | -20%~+20% | -20%~+10% |
| Frequency Hz | 50/60(-10%~+10%) | |||
| Wire system | Three phase three wire/three phase four wire | |||
| Overload capacity | Capable of continuous operation at 110% rated current and 1 minute operation at 120% rated current | |||
| Circuit topology | Three-level topology | |||
| Switching frequency kHz | 20 | |||
| Number of parallel machines | ≥ 20 modules in parallel | |||
| Redundancy | Any unit can become an independent unit | |||
| Efficiency | ≥97.5% | |||
| Filter characteristics | ||||
| Nameplate capacity A | 150、200 | 100、150 | 50、75、100、150、200 | 75、100 |
| Filter range | 2 to 51 optional | |||
| Harmonic filtering ability | Better than 97% at rated load | |||
| CT installation method | Open loop or closed loop (recommended for parallel operation) | |||
| Response time | 110µs | |||
| Full response time | 2 power frequency cycles (10-90% filtering) | |||
| <1 power frequency cycle (power compensation) | ||||
| Reactive power characteristics | ||||
| Single module compensation capacity kvar | 100、150 | 120、180 | 35、50、75、100、150 | 90、120 |
| Power factor adjustment range | -1~+1 | |||
| Load balancing characteristics | ||||
| Unbalanced kvar and kW compensation | 100% | |||
| Programming/Communication | ||||
| Wi-Fi communication (optional) | Accessing web pages using a computer or mobile phone for parameter settings and data viewing | |||
| USB | With dedicated debugging software | |||
| HMI | 1.8/4.3/7/10 inch screen (optional) | |||
| CAN protocol, RJ45 interface, used for communication between modules | ||||
| USB 2.0 | ||||
| Dry Contact | EPO、DI、DO | |||
| Physical installation | ||||
| Colour | RAL 7035 (customizable) | |||
| Installation and fixation method | Vertical | Wall mounted, rack mounted, vertical | ||
| Altitude | Derating when>2000m | |||
| Ambient temperature | Working temperature: -35℃~60℃, derated for use above 55℃ | |||
| Storage temperature: -45℃~70℃ | ||||
| Humidity | 5% -95% RH, non condensing | |||
| Protection level | IP20 | |||
| Compliant with standards | ||||
| General structural and safety issues | EN 62477-1(2012)，EN 61439-1(2011) | |||
| EMC | EN/IEC 61000-6-4 , Class A | |||
| Authentication | CQC | |||
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