Alpha Series

Harmonic compensation up to 51st order to comply with IEEE 519 standards

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Active Harmonic Filter - Alpha
Core Advantages
Industry first IP54/65 closure technology
Utilize seventh generation IGBT (Infineon)
Full FPGA chip control
Extremely high switching frequency, 80kHz
Extremely low loss < 1.5%
Extremely low noise ≤ 60dB
Active Power Filter

Technical Specifications

Voltage Level (V) 220V 400V 480V 690V 800V
Capacity (A) 50/75/100/150/200 35/50/75/100/150/200 50/100 50/100 75/100
Dimensions (W*D*H) 480*440*130 (35/50A) | 480*530*200 (50/75/100A)680*530*200 (50/75/100/150/200A) 680*550*200
System Parameters
Operating Voltage 190-264V 304-460V 440-500V 500-750V 680-920V
Operating Frequency50Hz/60Hz (-10% ~ +10%)
Number of ParallelsUnlimited (12 Modules per HMI)
Current Transformers50 : 5 ~ 30000 : 5
Efficiency>98.5%
Phase System3P3W / 3P4W
Performance Indicator
Compensate for Harmonics2~50th Harmonics(Even harmonics require a voltage module rated at 690V/800V)
Controller100% Full FPGA, 16 CPUs parallel computation
Reactive Power-1 ~ +1 adjustable(Within the capacity of the device)
Three Phase Imbalance100% The imbalance is fully compensated(690V No compensation for three-phase unbalance function)
Switching Frequency80kHz
Full Response Time≤5ms , instant response <50us
Active Power Loss≤1.5%
Communication Protocols
Methods of CommunicationRS485 (Modbus RTU)
Host Computer SoftwareYes, all parameters can be set by the host computer
Fault AlarmYes, up to 500 alarm messages can be recorded
MonitorSupport independent monitoring of each module / centralized monitoring of the entire system
Mechanical Properties
Heat DissipationIntelligent air cooling
Noise≤60dB
Protection FeaturesThere are more than 20 kinds of protection such as overvoltage, undervoltage, overheating, overcurrent, short circuit, etc.
CT Installation LocationLoad side / Grid side (Optional)
Wall Mount SizeSame size as the rack module
Module Weight17.5kg (35A) ; 26kg (50A/75A/100A) ; 32kg (50A/75A) ; 38.5kg (100A/150A) ; 45.5kg (200A)
Color7035 Fine orange texture spray painted
Environmental Requirements
Operating Temperature-20℃ ~ +55℃
Elevation<5000 meters (More than 1000 meters, for every 100 meters of additional elevation, the power is reduced by 1%.)
Relative Humidity<95%, No condensation
Ingress ProtectionModule IP20 + Electronic Layer IP42(Customizable IP54 or IP65)
Pollution ResistanceLevel 2 (Customizable level 3)
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