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NC AH Series

Active Power Filter

400V/480V/690V

30A-600A

Harmonic Elimination

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Nancal Electric NC AH Series

Active Power Filter

NC AH Series Active Power Filter (APF) is a new type of power electronics with dynamic harmonic elimination (varying amplitudes and frequencies) and reactive power compensation (leading and lagging).
Applicable in various applications where the load varies.

Eliminate Harmonic
Quick Response
Safe and Reliable
Flexible Applications

Advantages

2nd-61st harmonics elimination, complies with IEEE519 standard
Harmonic eliminate rate>97%
Reactive power compensation (inductive and capacitive)
Unbalanced Phase compensation
Dynamic tracking, quick response

Features

2nd-61st order compensation (selectable or integral)
Automatic resonance avoidance
Automatic limiter, no risk of overload
Comprehensive protections
Modular design, easy to expand
3P3W & 3P4W compatible
Integration of different-capacity modules in parallel
Hibernation/ awakening feature with low loss
Voltage range: 200V-690V

Abundant Compensation Functions

Integral compensation or optional
Reactive compensation (captive and inductive)
Three-phase unbalance compensation
Harmonic elimination rate>97%
PF>0.99
Advanced System Performance

3-level topology structure
DSP+FPGA, high-speed digital control
Automatic resonance avoidance, automatic limiter without overload
Protection: over-voltage, over-current
over-temperature, etc.
Communication: Ethernet, RS485, etc.
Safety and Reliability

Advanced IGBT chip
Texas Instrument DSP chip, fast and reliable
Perfect protection
Flexible Application

Modular design, small size, expandable, easy to install and maintain
Maximum 16 modules in parallel
Multiple types: wall-mounted/cabinets
Line structure: 3 phase 3 wire/3 phase 4 wire
Maximum 10 cabinets in parallel
User-Friendly

Standard 7-inch colorized touch screen
Graphic interface, displaying various parameters
Easy operation
Energy Saving

Low loss: automatic hibernation/awakening
Low noise: intelligent variable speed cooling fan

More Applications

More >>

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Particular requirements for APF from offshore drilling platforms.Offshore drilling platforms have special requirements for equipment in terms of protection level, equipment dimension, cooling method and safety.
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