Fully Automatic Three Phase Energy Meter Close Link Test Bench-SY8330

SY8330 Series Three Phase Energy Auto-calibration System is a new generation, high precision, multifunctional energy meter calibration equipment. It uses the international’s most advanced technology and components available in 90 decade.




System expanded uncertainty
+ 0.1class (close-link calibration), the range of current:50mA-120A
+0.01 / 0.02 / 0.05 class (ordinary calibration)10mA-120A
Available standard power testing equipment (Reference Meter)
+ Accuracy class0.01/0.02/0.05class
+Three phase multi-functions precision power reference meterThree phase three wire, three phase four wire, one phase two wire active / reactive mode
ICT (Insulation current transformer)
+Current range0.01A… 120A. (200A is optional)
+Maximum transmission powerMax. 60VA. (100VA at 200A)
+ICT Accuracy+250mA to 120A (Ratio error: 0.01, Angle error: 0.8 min)
+50mA to 250mA  (Ratio error: 0.03, Angle error: 2 min)
+10mA to 50mA  (Ratio error: 0.1, Angle error: 5 min)
Output voltage
+Internal range60V,120V,240V, 480V
+Capacity200VA, 400VA, 900VA, 1500VA, 2200VA
+Test voltage range 0-480V (phase to neutral), 0-831V (phase to phase)
+Setting accuracy0.05% related to the range
+Drift per year0.05%
+Stability100ppm /2min (integration time 5seconds), 50ppm /h (integration time 60seconds)
+Distortion factor0.5% (linear load)
+Resolution =< 0.01% of range limit value
Output current
+Internal range10mA, 100mA, 0.25A, 1A, 5A, 10A, 30A, 60A, 120A
+Capacity500VA, 1000VA, 1500VA, 2000VA, 3000VA
+Setting accuracy0.05% related to the range
+Drift per year0.05%
+Stability100ppm /2min (integration time 5seconds), 50ppm /h (integration time 60seconds)
+Distortion factor0.5% (linear load)
+Resolution =< 0.01% of range limit value
Phase angle
+Range0º … 360º
+Setting accuracy0.1º
+Range45Hz … 65Hz, (optional 40Hz … 70Hz)
+Setting accuracy0.02%
Control mode
+Keyboard controlLCD manual, fully automatic, manual calibration
+Software controlUnder Windows 98/2000/XP/7 system, fully automatic, self-definition calibration
Starting current output1mA(min)
Number of meters calibrated8, 10, 16, 20, 24, 32, 40 positions
Meter typeVarious kinds of single phase / three phase active/reactive energy meter (includes sine wave, Var 90o jump phase, Var 60º shift phase), inductive type, electronic type, multifunction and four quadrants power meter
+Cabinet600 x 800 x 1920mm
+Rack2200 x 600 x 1920mm (16 positions)

Comply with the standard of “IEC60736 Testing Equipment for Electrical Energy Meters”, and “IEC62053 Electricity Metering Equipment”.
Test energy meter with close link by ICT (insulation current transformer).
Warm up.
Basic error test.
Standard deviation (S) in error test.
Repeatable error test.
Latent test (no load test)/automatic/manual operation with seek mark automatically.
Initial test (starting test)/automatic/manual operation with seek mark automatically.
Phase rotation test.
Unbalance voltage test and unbalance current test.
Voltage influence test.
Frequency influence test.
Deviation test for 24 hours.
Harmonic influence test.
Neutral current function test.
IP51 protection level.
Supply power3x240V/415V + 15%, (optional 3x120V/208V), 50Hz/60Hz
Ambient temperature range
+Storage -20 ºC … 55 Cº
+Operating -10 ºC … 45 Cº
+Specified -5 ºC … 40 Cº
+Temperature co-efficient100ppm / ºC
+Relative Humidity=< 85%
SY8330 can be widely used to calibrate different kind of single phase energy meter both channel & three phase energy meter or multifunction power meter.
Used for the test of three phase CT/PT and whole current energy meter via clink-link with a accuracy class below 0.2, Number of meter position : 3-24


Additional information