Active harmonic filters are filter systems used to filter high-frequency disturbances and enhances power quality by filtering harmonic currents. 

 

Active Harmonic Filter (AHF) systems are designed with a modular and expandable structure, customized to meet the needs of each customer.

 

Leistung AHF Active Harmonic Filter| Advantages

* Modular module design with plug-in bushing

* Drawer design with plug-in

* Easy installation and power expansion thanks to modular construction

* Modular design for fast and easy service

* Resonance detection

* 3P and 3P+N connection option

* Filtering up to the 51st harmonic

* Inductive and capacitive directional compensation support

 

Technical Specifications

* Voltage : 200 - 480 V (±%10)

* Connection Type: 3 Phase 3/4 Wire

* Switching Frequency : 20 kHz

* Topology : Three-level IGBT-based NPC

* Response time : 25 µs

* Harmonic Filtering: Up to 51st Harmonic

* Efficiency : ≥ 97

* Ambient Temperature : -10 ... +45 Cᶿ

* Automatic load balancing and compensation