Output Voltage Stability; Distortion Of Output Voltage Waveform - NF DP Series Instruction Manual

Programmable ac power source
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10. Specifications
10.7

Output Voltage Stability

Fluctuation with
input voltage
(Phase voltage)
*28 *29
Fluctuation with
output current
(Phase voltage) *30
Fluctuation with
ambient temperature
(Phase voltage) *31
28:
In the case of single-phase input, for power input 90 V to 250 V for 1.5 kVA, 3 kVA, and 4.5 kVA
models, power input 170 V to 250 V for the 6 kVA or higher models, power input 200 V
reference. In the case of three-phase three-wire input, for power input 170 V to 250 V, power
input 200 V reference. In the case of three-phase four-wire input, for power input is 323 V to 433
V, power input 380 V reference.
*29 : For the resistance load at the maximum current, the rated output voltage, DC (only single-phase
model and single-phase output of the Multi-phase model) or 45 Hz to 65 Hz. Transition state
immediately after a change of the input power-supply voltage is not included.
*30: In the case that the output current is changed from 0 % to 100 % of the maximum current. For
output voltage 75 V to 150 V/150 V to 300 V, no load reference. However, if the output voltage is
higher than the rated value, the maximum current is limited to satisfy the power capacity.
*31: For power input 200 V (single-phase, three-phase three-wire input) or 380 V (three-phase
four-wire input), no load, the rated output voltage, DC (only single-phase output) or 45 Hz to
65 Hz.
10.8

Distortion of Output Voltage Waveform

Distortion
(Phase voltage) *32
*32: 40 Hz to 550 Hz, 50 % or higher of the rated output voltage, the maximum current or lower, AC
and ACDC modes, THD+N.
276
Within 0.15 %
DC (Only single-phase model and single-phase output of the Multi-phase
model)
Within 0.15 V / 0.30 V
45 Hz to 65 Hz
Within 0.15 V / 0.30 V
40 Hz to 550 Hz
Within 0.5 V / 1.0 V
Within 0.01 %/°C (typ.)
0.5 % or lower
All models
All models
PROGRAMMABLE AC POWER SOURCE

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