Active Harmonic Filter / Active Power Filter
JN-APF SERIES AHF
| Parameter | Specification | |
|---|---|---|
| Electrical specification | Capacity (by model) | 30A / 50A / 75A / 100A / 150A / 200A |
| Input line voltage (L-L) | 400V ±15% | |
| Compensating current (per phase) | 30A~200A (depending on the model) | |
| Compensating harmonic order | 2 ~ 50 times (configurable) | |
| Full response time | ≤5ms | |
| Efficiency | ≥97.5% | |
| Communication interface | Dry contact | EPO / DI / DO |
| Communication protocol | RS-485 / Modbus-RTU | |
| Environmental requirement | Operating temperature | -45°C to 55°C |
| Structure | Module weight | 18.5kg ~ 68.5kg |
| Cooling mode | Intelligent air cooling |
SiC Active Harmonic Filter / Active Power Filter
The Silicon Carbide (SiC) MOSFET Active Harmonic Filter (AHF) is a next-generation power quality solution designed to eliminate harmonic distortion, improve electrical system stability, and enhance overall energy efficiency in modern industrial and commercial power distribution systems. By utilizing advanced Silicon Carbide (SiC) MOSFET semiconductor technology, the filter delivers faster response times, higher efficiency, and greater reliability than conventional Active Harmonic Filters, making it ideal for applications with rapidly changing and nonlinear loads.
| AHF Electrical Specifications | |
|---|---|
| Rated Voltage | 400V |
| Input Voltage Range | -40% ~ +20% |
| Single Module Capacity | 50A, 75A, 100A, 150A |
| Frequency | 50/60Hz (-10% ~ +10%) |
| Filtering Range | 2nd to 50th order selectable, single-order selectable |
| Harmonic Filtering Capability | Exceeds 98% at rated load |
| CT Installation Method | Open-loop or Closed-loop (Open-loop recommended for parallel operation) |
| Response Time | ≤2ms |
| Wiring System | Three-phase three-wire / Three-phase four-wire |
| Overload Capacity | Continuous operation at 110% rated current; 1-minute operation at 120% rated current |
| Circuit Topology | Three-level topology |
| Switching Frequency | 20kHz |
| Parallel Operation Quantity | ≤20 modules in parallel |
| Redundancy | Any unit can operate independently. |
| Efficiency | ≥99% |
| Power Factor Control | Full compensation for inductive or capacitive currents (0–100%) |
| Compensation Effect | 100% compensation for unbalanced capacitance and reactive power, with continuously adjustable compensation between capacitive and inductive modes. |