O batla Thaba e ka tšeptjoang e ka tšeptjoang Mount e sebetsang ea ROCH. Ho fetola maikutlo a phahameng ho Wholesale Lits'ebeletso tsa litlhokahalo tsa litlhokahalo tsa indasteri e felisitsoeng ka potlako. Litloaelo tsa rona li netefatsa ts'ebetso e nepahetseng le katleho. Ikopanye le rona hona joale bakeng sa tlhaiso-leseling e batsi le ho fumana thekiso e ntle ka ho fetisisa fekthering ea rona!
The 500V Rack Mount Active Harmonic Filter (AHF) offers a robust solution for harmonic mitigation in 500V (±20%) three-phase four-wire (3P4W) and three-phase three-wire (3P3W) power systems. This rack-mounted unit employs advanced DSP+CPLD digital control and a three-level topology for precise harmonic current compensation up to the 50th harmonic. Its modular design facilitates scalability through parallel connection, enabling higher capacity while simplifying maintenance. The 100A rated current model effectively addresses harmonic distortion in high-voltage applications. Forced air cooling ensures reliable, long-term operation. The 500V Rack Mount Active Harmonic Filter provides exceptional power quality management for demanding industrial environments.
● Use DSP+CPLD all digital control core, three-level topology technology, advanced harmonic detection algorithm and PWM control strategy to achieve accurate compensation of harmonic current.
● Adopt modular design, which facilitates parallel connection of multiple modules, takes up little space and is easy to maintain.
● The structural design of independent air ducts and independent warehouses ensures the stable operation of the equipment.
● It can filter harmonics in a wide range of harmonics, from 2 to 50 harmonics, and solve the problem of three-phase unbalance at the same time.
● The harmonic filtering rate is high. If the capacity allows, the harmonic current filtering rate can be as high as 95%. Set 100% current limiting output to ensure long-term stable operation of the equipment.
Applications:
500V Rack Mount Active Harmonic Filters are essential for maintaining power quality and equipment reliability in various high-voltage applications:
● Heavy Industry: Mitigating harmonics generated by large motors, VFDs, and other non-linear loads in demanding industrial settings.
● Renewable Energy Systems: Stabilising power output from solar and wind farms connected to high-voltage grids.
● Oil and Gas: Ensuring reliable operation of critical equipment in high-voltage power distribution systems.
● Mining Operations: Protecting sensitive electronic equipment and maintaining power quality in harsh environments.
500V Rack Mount Active Harmonic Filters provide advanced harmonic mitigation for high-voltage power systems, ensuring stability and reliability.
Technical Parameters:
220V series
380V series
500V series
690V series
Altitude
< 2000m, above 2000m, derate according to GB/T3859.2
Ambient temperature
-20~+50℃
Relative humidity
≤90%, no condensation on the surface when the monthly minimum temperature is 25℃
Pollution level
Level III below
Operating Voltage
AC220V±20%
AC380V±20%
AC500V±20%
AC690V±20%
Working frequency
50Hz±5%
Compensation current
25A
25/50/75/100 /150A
100A
100A
Grid structure
L/N
3P3W/3P4W
3P3W/3P4W
3P3W/3P4W
Number of units
connected in parallel
Ulimited
Overall machine efficiency
≥97%
Grid structure
32kHz
16kHz
12.8kHz
12.8kHz
Compensation range
2~50times, single compensation rate is adjustable
Function selection
Reactive power
Reactive power, reactive power + asymmetry
Reactive power
compensation rate
≥95%
>92%
Neutral filtering
capability
Neutral line filtering capability is 3 times that of phase filtering capability
Full response time
<10ms
<40ms
<40ms
<40ms
Noise
≤60dB
≤60dB
≤65dB
≤65dB
Control method
2-way RS485 interface (supports GPRS/WIFI)
Protection
Overload, software/hardware overcurrent, grid overvoltage and undervoltage, power failure, overtemperature, frequency abnormality protection, etc.
Overload, software/hardware overcurrent, grid overvoltage and undervoltage, grid voltage imbalance, power failure, overtemperature, frequency abnormality, short circuit protection, etc.
Installation method
Rack/wall-mounted
Rack
Incoming line
Back incoming(rack type)、 upper incoming(wall-mounted)
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