Penerangan

CT/PT transformer calibration machine

Gambaran Keseluruhan Produk
KDHG-605A measurement and control device accuracy tester is A high-precision power source and high-precision multi-functional standard table integrated equipment developed by Wuhan Kaidi Zhengda Electric Co., Ltd. to meet customer requirements. The standard source part is based on 1.2G MAC DSP, large-scale FPGA, high-speed and high-precision D/A And a new generation of high-precision standard power source composed of high-fidelity power amplifier. It is suitable for electrical measurement, thermal engineering, remote motion, dispatching and other power departments and enterprises that need measurement, inspection and high-precision standard signal sources, and also suitable for other fields that need high-precision standard signal sources for measurement and inspection. Pada masa yang sama, the equipment is equipped with 5 switching input and 4 switching output. Can cooperate with customers to complete some remote control, remote letter test work.

KDHG-605A can output power frequency (40Hz~65Hz) kekerapan, phase and amplitude adjustable high-precision voltage and current, is a very high-precision adjustable voltage and current standard source. The KDHG-605A can output very pure sinusoidal voltage and current with a distortion of less than 0.1% and a typical value of 0.03%. The voltage and current output of the KDHG-605A has a very high output stability, with a typical value of 0.004% RD. Oleh itu, it is very suitable for use in the workplace that requires high-precision inspection and calibration, such as the measurement department for the detection of various voltage, semasa, power and other electric parameter meters.
KDHG-605A can also measure three-phase voltage, semasa, kekerapan, fasa, kuasa aktif, kuasa reaktif, electric energy and other parameters, and can measure waveform distortion and 2~50 harmonics, the upper configuration software integrates more abundant and convenient operation items.

CT/PT transformer calibration machine
Ciri-ciri produk
1, can output pure, distortion degree in 0.03% (typical value) sinusoidal power signal.
2. Each harmonic output can be superimposed on the fundamental wave.
3, frequency output 40Hz~65Hz adjustable, resolution 0.002Hz, accuracy 0.002Hz.
4, the AB phase is a frequency benchmark, and the C phase is a separate frequency benchmark, so it can be divided into phases.
5, phase 0~360 degrees adjustable, can easily simulate a variety of power supply conditions, and even reverse power supply situation.
6, strong load capacity, can carry capacitive, inductive, resistive load or composite load, and the load adjustment rate is better than 0.01% RG.
7, good temperature stability, the core device is a military-grade product with a temperature coefficient as small as 1PPM, which can ensure the output accuracy in the outdoor temperature environment.
8, using 32-bit MCU+DSP processor, strong and flexible functions.
9, power frequency weekly wave up to 50000 points of the waveform kneading, internal signal output without filter smooth filtering, to ensure the accurate output of the waveform, so that the system can output accurate harmonics, but also make the system has excellent harmonic distortion index.
10, perfect overcurrent, overvoltage, overheating, short circuit, litar terbuka, perlindungan beban berlebihan.
11, hardware PID, fast response, load changes will not cause the slightest fluctuation in the output.
12, open communication protocol, convenient secondary development (RTU/FTU/ power management terminal/public metering terminal factory automatic inspection.
13, can be with pure capacitive load.
14, can output 0~±10V, 0~20mA signal for verification transmitter.
15, can measure voltage, semasa, kuasa, electric energy, harmonics and other power.
16, can measure 0~±10V, 0~24mA small DC signal.
17, can output 0~250V high-precision DC signal.
18, dilengkapi dengan 5 switch input,4 switch output to the user to do the corresponding test experiment.]

CT/PT transformer calibration machine

1.AC voltage output
Adjustment fineness 0.01%RG
Ketepatan better than ±0.05%RG
Kestabilan better than ±0.01%RG/1min
Distortion degree better than 0.1% (non-capacitive load)
Output power rated 15VA per phase
Full load adjustment rate less than ±0.01%RG
Full load adjustment time less than 1mS
Output range 0~120V
Gear setting 0~57.7V, 57.7V ~120V
Temperature drift ±8PPM/℃
Long-term stability 60PPM/ year
2.AC current output
Adjustment fineness 0.01%RG
Ketepatan better than ±0.05%RG
Kestabilan better than ±0.01% RG /1min
Distortion degree better than 0.1% (non-capacitive load)
Output power rated 15VA per phase
Full load adjustment rate less than 0.01%RG
Full load adjustment time less than 1mS
Output range current 0~6A
Gear setting 0~1A, 1~6A.
Temperature drift ±8PPM/℃
Long-term stability 60PPM/ year
3.DC signal output
DC voltage output 0~250V
Ketepatan better than ±0.05%RG
Kuasa dinilai rated 15VA
4.small DC signal output
Small DC voltage output -10V~10V
Small DC current output 0~20mA
Ketepatan better than ±0.05%RG
Kestabilan 0.01%1min
5.Power output
Ketepatan better than ±0.05%RG
Kestabilan better than 0.01%1min
6.fasa
Adjustment range 0~359.99 degrees
Resolusi 0.01 darjah
Ketepatan ±0.03 degrees
7.Kekerapan
Adjustment range 40Hz~65Hz
Resolusi: 0.002Hz
Ketepatan ±0.002Hz
Temperature drift: ±0.5PPM/℃
Long-term stability ±4PPM/ year
8. Power factor
Adjustment range -1~0~+1
Resolusi 0.0001
Ketepatan 0.0005
9. Open in and out
Switching input 5 saluran, compatible with empty node and active node input, active input is 0¬5V signal.
Switching output 4, the first 3 for MOS tube output, the fourth for relay output.
10, input voltage measurement
Voltage measurement resolution 0.01%× gear
Ketepatan pengukuran voltan 0.05%RG,0~420V
11, input current measurement
Current measurement resolution 0.01%× gear
Ketepatan pengukuran voltan 0.05%RG,0~10A
12, input power measurement
Active power accuracy 0.05%RG,0.05A-10A 30V-420V PF≥0.5
Reactive power accuracy 0.1%RG,0.05A-10A 30V-420V PF≥0.5
13, electrical energy pulse output
Active energy accuracy 0.05%RG,0.05A-10A 30V-420V PF≥0.5
Reactive energy accuracy 0.1%RG,0.05A-10A 30V-420V PF≥0.5
14, electrical energy pulse input
Active energy accuracy 0.05%RG,0.05A-10A 30V-420V PF≥0.5
Reactive energy accuracy 0.1%RG,0.05A-10A 30V-420V PF≥0.5
15. Phase measurement
Phase measurement range -180.00~+180.00° or 0°~359.99°
Phase measurement accuracy 0.05° (current ≥200mA, voltage ≥30V)
Resolusi 0.001°
16. Frequency measurement
Julat pengukuran kekerapan 40Hz~65Hz
Frequency measurement resolution 0.001Hz
Frequency measurement accuracy 0.005Hz
17, power factor measurement
Power factor measurement range -1.0~0~+1.0
Power factor measurement resolution 0.0001
Power factor measurement accuracy 0.0005
18, harmonic measurement
Harmonic measurement range 2~50 times
Harmonic measurement accuracy 0.4%RG
19, small signal DC measurement
DC voltage measurement range -10V~10V
DC current measurement range 0~24mA
working power supply 220V (± 5%) AC@50Hz.

CT/PT transformer calibration machine