RWK3044RWK3044

3-Phase Line Reactors RWK3044

3-phase Line Reactor to reduce mains disturbances at 400 V

RWK3044

3-phase Line Reactor to reduce mains disturbances at 400 V

  • 4% 3-phase line reactor for 400 V network
  • Reducing harmonics on the mains side
  • Reducing commutation notches
  • Limiting inrush current
  • Reliable and economical solution for mitigating mains disturbances

Features and Benefits

Ensure reliability, performance and a long service life of electrical consumers
Reduction of mains harmonics and commutation notches
Help to meet international power quality standards 
Protection of motor drive electronics and dc link capacitors against mains transients
Reduction of inrush and peak currents
Improvement of conducted LF immunity
Prevention from nuisance tripping caused by power line voltage spikes
Improvement of true power factor

Typical Applications

Motor drives and various adjustable speed drive systems, such as:
HVAC
Robots
Machinery
Process automation equipment

Technical Specifications

Nominal operating voltage

3x 380 to 480 VAC

Rated operating voltage

3x 340 to 530 VAC

Rated currents

1.76 to 1010 A @ 45°C

Impedance

4% @ 400 V, 50 Hz and rated rms current

Overload capability

1.6x rated current for 1 minute, once per hour

Pollution degree

PD3

High potential test voltage

P -> P 3030 VAC, 1 s

P -> E 3030 VAC, 1 s

Insulation class

UL electrical insulation system SCH-200(N)

Overvoltage category

OV III (IEC 60664-1 / UL 61800-5-1)

Protection category

IP 00

Climatic class

40/100/21 (IEC 60068-1)

Cooling

Natural cooling AN

Ambient temperature range

-40°C to +45°C fully operational

+45°C to +100°C derated operation*

-40°C to +100°C transport and storage

Design corresponding to

UL 61800-5-1, EN 61558-2-20, EN 60076-6

Earthing System

TN, TT, IT

Flammability corresponding to

UL 94 V-2

Lifetime (calculated)

20 years

* derating according NEC 310-15(C), Iderated = Inominal*SQRT((Tmax-Tamb)/(Tmax-Tnominal)) = Inominal*SQRT((100°C-Tamb)/55°C)

Typical electrical schematic

RWK3044

Approvals & Compliances

CE Label
RoHS Label
UL Recognized Label (USA)
UKCA Label

(UL recognized up to 640 A)

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