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Drives Service & Support > 1321 > Specifications > 1321-3R and -3RA Series

The “3R” and “3RA” designations for the 1321 line reactors indicate the following: 3R = Open Enclosure Line Reactor and 3RA = NEMA 1 Enclosure Line Reactor.

Material
Enclosures
  • IP10 (NEMA Type 1) — Sheet steel in accordance with UL, NEMA and CSA requirements.
  • IP00 (Open)
Terminations
  • 1-45 Amp (fundamental) Ratings – Finger guard IP20 terminal block
  • 80-200 Amp (fundamental) Ratings – Solid copper box lugs
  • 250-400 Amp (fundamental) Ratings – Copper tab terminals
  • 401 Amps and Above – Copper tab terminals
Harmonic Compensation
  All line reactors are compensated for the additional currents and
high frequencies caused by the presence of harmonics.
General Protection
Impedance 3% or 5% based on the fundamental current ratings.
Overload Rating 300% of fundamental current for (1) minute.
IGBT Protection
 

First turn triple insulated offering protection up to 16kV.

  • 16,000 Volts per Microsecond dv/dt Protection
  • 20 kHz Maximum Switching Frequency
Electrical
Max. Rated Voltage 600VAC, 50/60Hz frequency.
Max. Switching Freq. 20kHz.
Temperature Rise 115 degrees C.
Dielectric Strength 4,000 volts rms (5,600 volts peak).
Inductance Curve
  • 100% at 100% current.
  • 100% at 150% current.
  • 50% at 350% current.
Insulation System Class H (180 degrees C or better).
Impregnation High bond strength epoxy impregnation.
4,000V high dielectric strength.
Environmental
Ambient Temperature 40 degrees C.
U.L. Recognized UL-506 IP00 (Open).
U.L. Listed UL-508 IP20 (NEMA Type 1).
International Conforms to IEC-289 and VDE 0550.
CSA Certified CSA C22.2
CE EN 60076