Electrical specifications
|
Rated power |
3750W |
2800W |
Rated current |
28 Arms / 84 peaks |
18.75 Arms / 56.25 Apeak |
Rated voltage |
50-480Vrms / 700Vdc |
Rated frequency |
DC, 40~440Hz (CC CP Mode) / DC~440Hz (LIN, CR, CV Mode) |
OPP ( Over Power Protection ) |
3937.5Wrms or arbitrary set value |
2940Wrms or arbitrary setting |
OCP ( over current protection ) |
29.4Arms or arbitrary set value |
19.687Arms or arbitrary set value |
OVP ( overvoltage protection ) |
367.5Vrms / 525Vdc |
OTP ( Over Temperature Protection ) |
can be |
CC mode
and
linear CC mode |
range |
0 to 28A |
0 to 18.75A |
resolution |
0.5mA |
0.3125mA |
Accuracy *2) |
±(0.2% of setting + 0.4% of range) @50/60Hz
±(1% of setting + 1% of range) @DC
±(1% of setting + 2% of range) @400Hz |
CR mode |
range |
2.0 to 40kΩ |
3.2 to 64kΩ |
Resolution *1) |
0.0083333mS |
0.0052083mS |
Accuracy |
±0.4% of (setting + range) @50/60Hz, ± (1% of setting + 4% of range) |
CV mode |
range |
50-350Vrms / 500Vdc |
resolution |
0.1V |
Accuracy |
±(0.2% of setting + 0.2% of range) |
CP mode |
range |
3750W |
2800W |
resolution |
0.1W |
Accuracy *2) |
±(0.2% of setting + 0.2% of range) @50/60Hz/DC
±(0.2% of setting + 4% of range) @400Hz |
CF
(CC mode, CP mode) |
range |
√2 to 5 |
resolution |
0.1 |
Accuracy |
(1% / lrms) + 2% FS . |
PF
(CC mode, CP mode) |
range |
0-1 (lag or lead) |
resolution |
0.01 |
Accuracy |
2% FS . |
UPS efficiency measurement |
Non-linear mode |
operating frequency |
Auto ; 40-440Hz |
Current range |
0 to 28A |
0 to 18.75A |
PF range |
0 to 1 |
PV system efficiency measurement
(inverter: 80% distortion) |
Resistance value + non-linear mode |
operating frequency |
Auto ; 40-440Hz |
Current range |
0 to 28A |
0 to 18.75A |
resistance range |
2.0 to 40kΩ |
3.2 to 64kΩ |
UPS backup time measurement
(CC mode, LIN mode, CR mode, CP mode) |
UVP (VTH) |
50-350Vrms / 500Vdc |
UPS Back-Up Time |
1 to 99999 sec. (>27H) |
Battery discharge function measurement
(CC mode, LIN mode, CR mode, CP mode) |
UVP (VTH) |
50-350Vrms / 500Vdc |
battery discharge time |
1 to 99999 sec. (>27H) |
UPS offline transfer time measurement |
Current range |
0 to 28A |
0 to 18.75A |
UVP (VTH) |
2.5V |
Time range |
0.15mS to 999.99msec. |
turbo mode |
Maximum current (ON) |
56.0 Arms |
37.5 Arms |
Maximum current (OFF) |
28.0 Arms |
18.75 Arms |
Fuse test mode |
Trip time & non-trip time |
(Turbo ON) 0.1 to 1.0 sec. |
(Turbo OFF) 0.1 to 9999.9 sec. |
Measurement accuracy |
±0.006sec. |
number of repetitions |
0 to 255 |
Short/ OPP /OCP test function |
short circuit time |
(Turbo ON) 0.1S~1sec./ (Turbo OFF) 0.1S~10sec. Or Cont. |
OPP /OCP step time |
(Turbo ON) 100msec., up to 10 Steps / (Turbo OFF) 100msec. |
OCP Istop |
(Turbo OFF) 28.0 Arms
(Turbo ON) 56.0 Arms |
(Turbo OFF) 18.75 Arms
(Turbo ON) 37.5 Arms |
OPP Pstop |
(Turbo OFF) 3750W
(Turbo ON) 7500W |
(Turbo OFF) 2800W
(Turbo ON) 5600W |
Programmable
inrush current simulation *4) |
starting current |
0 to 56A |
0 to 37.5A |
step time |
0.1mS to 100mS |
stop current |
0 to 28A |
0 to 18.75A |
Programmable
surge current simulation *4) |
S1&S2 current |
0 to 56A |
0 to 37.5A |
T1&T2 time |
0.01S~0.5S |
S3 current |
0 to 28A |
0 to 18.75A |
T3 time |
0.01S to 9.99Sec. or Cont. |
voltage display |
range |
500V |
resolution |
0.01V |
Accuracy |
±0.1% of (reading + range) |
parameter |
Vrms, VMax/Min, +/-Vpk |
current display |
range |
14 Arms / 28 Arms |
9.375 Arms / 18.75 Arms |
resolution |
0.3mA/0.6mA |
0.2mA/0.4mA |
Accuracy *2) |
±(0.1% of reading + 0.1% of range) @50/60Hz
±(0.4% of reading + 0.4% of range) @DC
±(0.4% of reading +4% of range) @400Hz |
parameter |
Irms, VMAX/MIN, +/-Ipk |
power display |
range |
3750W |
2800W |
resolution |
0.0625W |
0.05W |
Accuracy *2) |
±(0.2% of reading + 0.2% of range) @50/60Hz/DC
±(0.2% of reading + 4% of range) @400Hz |
VA display |
Calculated from current and voltage measurement results |
Power factor display |
range |
+/- 0.000~1.000 |
Accuracy |
±(0.002±(0.001/PF)*F) |
frequency display |
range |
DC, 40~440Hz |
Accuracy |
0.002 |
Other parameter display |
VA, VAR, CF_I, Ipeak, Imax, Imin, Vmax, Vmin, IHD, VHD, ITHD, VTHD |
power on loading |
With power-on loading function |
Load ON / OFF angle specification |
Can be specified between 0 and 359 degrees for the angle at which the load starts or stops |
Master-slave function (3-phase application) *3) |
Up to 7 slave units for 1 master unit |
External analog input (optional) |
FS / 10Vdc, resolution 0.1V |
External sync input |
TTLs |
Voltage monitor output (isolated) |
±500V / ±10V |
Current monitor output (isolated) |
±84Apk / ±10Vpk |
±56.25Apk / ±10Vpk |
Option interface |
GPIB, RS-232, LAN, USB |
General specifications
|
Input power rated voltage |
AC 100V/200V ±10%, 50/60Hz |
operating temperature |
0 to 40°C |
operating humidity |
20 to 85% RH (non-condensing) |
Storage temperature |
-20 to 70°C |
storage humidity |
20 to 85% RH (non-condensing) |
Dielectric strength (between input and FG) |
AC1500V, 1 minute |
Dielectric strength (between input and load terminals) |
AC3000V, 1 minute |
Dimensions (W×H×D) |
440x188x558mm |
mass |
33.5kg |
27.5kg |