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Established in 1987, GENY is well-known as one of the leading and professional manufacturers and suppliers of ycss-103 high accuracy 0.05% up to 0.02% and high stability 0.003% movable three-phase standard power source & meter test system in China. Please rest assured to buy the quality equipment made in China from us and experience our good after-sale service.
Name: Movable Three-phase Standard Power Source
Model: YCSS-103
- Description
The YCSS-103 is a Movable power source adopt computer controlled and waveform synthesis technology, output signal quick and accuracy, accuracy 0.05% up to 0.02%. Used as electric energy power standard, suit for all mode three phase energy meter test system.
- Features
1. Reference standard and power source integrated, can be used as portable test system
2. Aluminium alloy test rack for testing or calibration of 1 -3 MUTs
3. High performance – price ratio
4. Wide output range (voltage 0V – 480V, current 1mA – 120A)
5. With manual keyboard, or auto-operated by computer, PC software implements such test items as below
a) Normal error test
b) Rapidly creeping test
c) Rapidly starting test
d) Rapidly dial test
e) Harmonic error test
f) Influence error test
- Technical specification
Model |
YCSS-103 |
Accuracy class |
Class 0.02 |
Main feature |
Constructed by three sets of single phase multifunction standard AC power source, to output three phase voltage and three phase current signal. Suitable for calibrating Voltmeter, Ampere meter, Wattmeter, Energy meter. Etc. |
Voltage range (4 physical range) |
0~480（V） |
Voltage output accuracy |
Class 0.02（50~400V） |
Resolution of output voltage |
1（mV） |
Minimum voltage adjustment value |
1（mV） |
Voltage output short term deviation |
≤30（PPM） |
Maximum voltage output power |
25（VA） |
Voltage wave form distortion |
＜0.2% |
Digit display on voltage |
6 digit |
Current range(6 physical range) |
0~120（A） |
Current output accuracy |
Class 0.02（0.1~100A） |
Resolution of output current |
0.2（mA） |
Minimum voltage adjustment value |
0.2（mA） |
Current output short term deviation |
≤30（PPM） |
Maximum current output power |
100（VA） |
Current wave form distortion |
＜0.2% |
Digit display on current |
6 digit |
Phase position range |
0~360° |
Accuracy of phase position |
0.005° |
Resolution of phase position |
0.001° |
Minimum phase position adjustment value |
0.001° |
Digit display on phase position |
6 Digit |
Frequency range |
45~65（Hz） |
Output frequency accuracy(power frequency) |
≤0.01% |
Resolution of output frequency |
0.0001（Hz） |
Minimum voltage adjustment value |
0.0001（Hz） |
Digit display on frequency |
6 Digit |
Output power |
≤0.01% |
Basic error short term deviation |
≤±50（PPM） |
Current deviation in one year |
≤±20（PPM） |
Harmonic output |
2-21 Times harmonic, even harmonic, odd harmonic, subharmonic. |
Harmonic magnitude accuracy |
Best at Class 0.1(2-21 times standard harmonic) |
Harmonic phase position range |
0~360° |
Accuracy of harmonic phase position |
0.1° |
Digit of energy power display |
7 Digit(not including the symbol) |
Constant of pulse input by tested meter |
Dual channel pulse input. Input frequency ≤1×105 imp/s |
Communication port of tested meter |
Dual port , RS-485 |
The accuracy of Crystal |
≤±0.05（PPM） |
The frequency of Crystal |
FH = 1.5625×106 imp /s |
Output energy pulse constant |
＞20A FH=107； ＞2A FH=108； ＞0.2A FH=109； ＞0.02A FH=1010； ＞0.002A FH=1011； ＜0.002A FH=1012； |
Communication port |
