N4A

N4A 03 Power Source Front
N4A 03 Power Source Front Output Performance Graph n4a06 Programmable AC Power Source Schematic n4a18 18kVA 3 Phase Programmable AC Power Source

Programmable DC+AC coupled Power Sources 3kVA to 67kVA

The N4A range of Programmable AC and DC coupled Power Sources use an innovative combination of high-speed power stage switching and 6-legged output stage to achieve a rugged, low distortion supply. This technique combines the flexibility of a switched design with low distortion normally achieved only with a linear design. DC and AC coupled, with a full power bandwidth from 0.01Hz 1kHz and small signal bandwidth to 10kHz, the N4A series provide power development and test engineers with a hugely flexible power source. The N4A is also the source used in N4L Harmonic and Flicker test systems, where its low dynamic output impedance combined with our accredited impedance networks, ensure total system impedance is compliant with IEC61000-3-3/11 standards. Used in conjunction with our IECSoft PC software, the N4A series also provide a compliant solution to 61000 Immunity standards.

Key Features

  • DC + 0.01Hz to 1kHz full power bandwidth
  • 10kHz small signal bandwidth
  • Double power for three seconds (133% N4A67)
  • Short circuit output protection
  • Low distortion

Applications

  • IEC61000-3-2/12 and IEC6100-3-3/11 Harmonic and Flicker testing
  • Dips and Immunity testing
  • Harmonic and inter-harmonic testing
  • Power electronic product development and test

More information

Variants

Part NoNamePhasesNominal PowerOutput VoltageOutput CurrentBandwidthDifferentiatorsRFQ
DCACDelta*per phaseFull SignalSmall Signal
510-337N4A0313kVA425Vrms300Vrms10Arms1kHz10kHz
510-187N4A0616kVA425Vrms300Vrms20Arms1kHz10kHz
510-321N4A18318kVA425Vrms300Vrms520Vrms20Arms1kHz10kHz
510-342N4A30330kVA425Vrms300Vrms520Vrms33Arms1kHz10kHz
510-364N4A67367kVA425Vrms300Vrms520Vrms75Arms1kHz10kHz
510-569N4A67367kVA500Vrms360Vrms623Vrms75Arms1kHz10kHzHigh Voltage Version
510-573N4A67367kVA425Vrms300Vrms520Vrms75Arms1kHz10kHzRegenerative Version
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