Product Introduction
Intelligent instrument calibrator for PT CT error and impedance admittance test.It meets the requirements of JJG313-94 current transformer verification regulation and JJG314-94 voltage transformer verification regulation.
Product Characteristics
1、Intelligent transformer calibrator adopts 320 240 lattice liquid crystal, with large visual range and long life backlight, convenient to use
2、Chinese operation interface, beautiful interface
3、The percentage difference Angle difference is displayed in large font, which is convenient for users to observe
4、The intelligent transformer calibrator produced by our company fully meets the requirements of jjg314-1993 and jjg314-1994, and it can be sampled automatically
5、Automatically judge polarity error, change ratio error
6、The upper computer software has the open function of virtual instrument
7、Completely solve the s-level measurement problem
8、Automatic range switching
9、The perfect combination of advanced and unique circuit and DSP technology can completely remove the problem of the circuit instability
10、power dissipation：＜15VA(No micro printer)；＜25VA(microprinter)
11、Harmonic suppression ratio：＞40db
12、boundary dimension(Band dimensions)：260×350×150mm3
13、weight：6kg
Parameter teknik
| Lingkungan pengoperasian peralatan | temperature：5℃～40℃ | relative humidity：<80%(25℃) |
| altitude：<2500m | ||
| mains frequency：50Hz±0.5Hz | mains input：220V±5V | |
| rentang pengukuran | cophase component(%)：0.0001～200.0 | distinguishability：0.0001 |
| orthogonal component(part)：0.001～700.0 | distinguishability：0.001 | |
| impedance(Ω)：0.0001～20.0 | distinguishability：0.0001 | |
| admittance(ms)：0.0001～20.0 | distinguishability：0.0001 | |
| kesalahan intrinsik | komponen kofase | ΔX=±(X×2%＋Y×2%)±Dx(Level 1 is optional) |
| komponen ortogonal | ΔY=±(X×2%＋Y×2%)±Dy(Level 1 is optional) | |
| "X"、"Y"——Display value of instrument | ||
| "Dx,Dy"——Display value of instrument | ||
| Dx=2，Dy=5 | ||
| indikator panggilan | PETS2 (Level 1 adalah opsional) | |
| jarak kerja | listrik | (1%～149%)In (In =5A) |
| (5%～149%)In (In =1A) | ||
| tegangan | (5%～149%)Un (Un =100V，150V，100V/) | |
| (5%～149%)Un (Un =100V/3) | ||
| beban kerja | listrik | TO to TX＜0.12Ω cosΦ=1 |
| tegangan | a to x＜0.25VA (100V) | |
| Indikasi kesalahan polaritas | Ketika arus operasi (tegangan) mencapai lebih dari 5% dari arus pengenal (tegangan) dan kesalahan melebihi 180%, harus ada indikasi polaritas. | |
| Catatan: jika lebih dari 10% dari arus operasi (tegangan) pengenal, masih belum ada indikasi polaritas yang tepat, yang menunjukkan adanya kesalahan. Mohon jangan menambah arus (tegangan) untuk menghindari terbakarnya instrumen. | ||
| Indikasi kesalahan rasio variabel | Ketika arus operasi (tegangan) mencapai lebih dari 5% dari arus pengenal (tegangan) dan kesalahan melebihi 30% tetapi kurang dari 180%, indikasi kesalahan rasio variabel harus diberikan. | |
| Uji isolasi dan tegangan dan instruksi | terminalTX( )Terminalnya sama | |
| The power socket can withstand the housing1.5kV，1minwithstand voltage | ||
