Accurate Three Phase Power Source Control Cabinet YCS-103 For Energy Meter

Name of product

Three Phase Standard Power Source

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 ~ 400 V)

Resolution of output voltage

1(mV)

Minimum voltage adjustment value

1(mV)

Voltage output short term deviation

≤30(PPM)

Voltage output power

3*100 VA

Voltage wave form distortion

＜0.2%

Stability of output voltage

Better than 50ppm/h (integration time 3 min)

Digit display on voltage

6 digit

Current range(>10 physical ranges)

0~120(A)

Current output accuracy

Class 0.02(0.1 ~ 100 A)

Resolution of output current

0.2(mA)

Minimum voltage adjustment value

0.2(mA)

Current output short term deviation

≤30(PPM)

Current output power

3*150 VA

Current wave form distortion

＜0.2%

Stability of output current

Better than 50 ppm/h (integration time 3 min)

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

RS-232,RJ-45(LAN)