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Technical Specifications
Copyright ©ITECH Electronic Co., Ltd.
87
IT7812-350-90
Input parameters
AC input
Wiring
connection
3 phase 3wire + ground(PE)
Line voltage
RMS
( 200
~
480 ) ±10%
*1
V
Line current
RMS
< 27
A
Apparent power
< 14
kVA
Frequency
45
~
65
Hz
Power factor
typ
0.98
Output parameters
Output voltage
V
LN
*2
0
~
350
V
V
LL
(
3phase
)
0
~
606
V
V
LL
(
reverse
)
0
~
700
V
Output current
RMS
(
1phase
)
90
A
Crest Factor
3
Peak
(
1phase
)
270
A
RMS
(3phase/multichannel/reverse )
30
A
Peak
(3phase/multichannel/reverse )
90
A
Output power
Per Phase/Per Channel
4k
VA
Max. Power
(
reverse phase )
8k
VA
Max. Power
(
1phase/3phase
)
12k
VA
Voltage setting
Range
1phase/3phase/multichannel
0
~
350
V
reverse
0
~
700
V
Resolution
0.01
V
Accuracy
16Hz
~
500Hz
0.1%+0.1% F.S
500.01Hz
~
2.4kHz
0.1%+(0.2%*kHz)F.S
Temperature
coefficient
< 100ppm/
℃
F.S
AC Output
DC Voltage Offset
typ
0.02
Vdc
Current Limit setting
Range
RMS
(
1phase
)
90
A
RMS
(3phase/multichannel/reverse )
30
A
Resolution
0.01
A
Accuracy
DC,16Hz
~
150Hz
<
0.1% + 0.2% F.S.
150.01Hz
~
500Hz
<
0.2% + 0.3% F.S.
500.01Hz
~
2.4kHz
0.3%+(0.6%*kHz) F.S
Temperature
coefficient
< 200ppm/
℃
F.S
Frequency
Range
Low
*3
16
~
500
Hz
High
*3
16
~
2.4k
Hz
Resolution
0.01
Hz
Accuracy
16Hz
~
500Hz
0.01%
500.01Hz
~
2.4kHz
0.1%
waveform
synthesizer
50/60Hz
up to 50
orders
Phase
Range
0
~
360
°
Resolution
0.1
°
Voltage setting
Range
1phase/multichannel
-495
~
495
Vdc
reverse
-990
~
990
Vdc
Resolution
0.01
V
Accuracy
<
0.1%+0.1% F.S
Temperature
coefficient
< 100ppm/
℃
F.S