Ac Output - NF DP420LS Instruction Manual

11.5

AC Output

[V]=Vrms, [A]=Arms unless otherwise noted.
Mode
Setting mode
Rated output voltage
Voltage setting range
Setting resolution
Voltage accuracy *3 (0.5 % of set + 0.6 V / 1.2 V)
Line voltage
setting range
Setting resolution
Maximum current *5
Maximum peak
current
Short reverse power
flow *7 *8
Power capacity
Load power factor
Frequency
setting range
Setting resolution
Frequency accuracy
Frequency stability*9 0.005 %
Voltage frequency
characteristic
Output waveform
Output on phase
setting range
Setting resolution
Output off phase
setting range
Setting resolution
DP420LS/DP480LS
420LS
Single
Single-phase
two-wire
Floating output,
the Lo terminal
can be grounded.
*1
－
100 V / 200 V
0.0 V to 155.0 V / 0.0 V to 310.0 V
*2 0.0 Vp-p to 440.0 Vp-p / 0.0 Vp-p to 880.0 Vp-p (arbitrary wave)
0.1 V
*4
－
－
420 A / 210 A
Peak value (Apk) which is three times of the maximum current
*6
Less than 100 % of Maximum current (RMS)
(reverse power flow time ≦20 ms, discontinuous, less than 40 °C)
42 kVA
0 to 1 (phase lead or phase lag, 45 Hz to 65 Hz, external power injection and
regeneration are not available.)
40.00 Hz to 550.00 Hz (AC mode)
1.00 Hz to 550.00 Hz (AC+DC mode)
0.01 Hz
0.01 % of set (23 °C5 °C)

*10
sine wave, arbitrary wave (16 types), clipped sine wave (3 types)
0.0° to 359.9° variable
*11
0.1°
0.0° to 359.9° variable (active/inactive selectable)
*11
0.1°
Polyphase
system
Single-phase
three-wire
Single-phase
Three-phase
two-wire
four-wire
(Y-connection)
Floating output,
Floating output,
the neutral point
the Lo terminal
(N terminal) can
can be grounded.
be grounded.
Balanced mode,
Unbalanced －
mode
1P3W:
0.0 V to 310.0 V /
0.0 V to 620.0 V
－
3P4W:
0.0 V to 268.4 V /
0.0 V to 536.8 V
0.2 V
－
480 A / 240 A
1P3W: 84 kVA
48 kVA
3P4W: 126 kVA
11.5 AC Output
480LS
Single Polyphase
system
Single-phase
three-wire
Three-phase
four-wire
(Y-connection)
Floating output,
the neutral point
(N terminal) can
be grounded.
Balanced mode,
Unbalanced
mode
1P3W:
0.0 V to 310.0 V /
0.0 V to 620.0 V
3P4W:
0.0 V to 268.4 V /
0.0 V to 536.8 V
0.2 V
1P3W: 96 kVA
3P4W: 144 kVA
239