Multifunctional Electrical Power Calibrator AC DC Digital 3 Phase Standard Meter

ZX3030B is one of the series of high precision multifunction standard power supply [source meter integrated portable calibration device] developed by GDZX. The core technology of the device is ARM and FPGA, high speed and high precision D/A converter and direct digital synthesis technology (DDS). High precision parameter standard is built in the product, which adopts analog closed-loop feedback and digital PID regulation to make output voltage, current, frequency, phase, power, power energy (option) for long-term and stable set up tracking.

The device has the characteristics of high precision, stable and reliable work, convenient and flexible operation and so on.

Functions and characteristics

1. The basic errors of various kinds of ammeter [watt-hour meter (option), voltmeter, ammeter, power meter, frequency meter, power factor meter, phase meter], and changes caused by Voltage, current, waveform, power factor and other factors can be checked.
2. The power supply part can generate the distortion wave with 2 ~ 32 order harmonics. The number of harmonics, order, amplitude and the phase of harmonics to the fundamental wave can be programmed controlled.
3. Using high power precision operational amplifier, the working frequency band is 40HZ to 1kHZ. It has good linearity, dual output protection, high fidelity, high impact resistance.
4. RS-232 interface and USB interface. The device controlled by PC can be used to check various instruments, and the results can be processed and managed.
5. Exquisite aluminum alloy chassis, beautiful appearance, light weight of the whole machine.

Specification

AC output:

Output voltage and current:

Output voltage range: 0 ~ 600V

Rated voltage range: 25V, 50V, 100V, 200V, 400V, 600V

Output current range: 0 ~ 24A

Rated current range: 0.1A, 0.5A, 1A, 5A, 10A, 20A

Operating voltage and current regulation range : 0 to 120%

Operating voltage and current regulation fineness: 5×10-5

Voltage and current accuracy: error ≤ 0.03% (reading) + 0.02% (full); Class 0.05

Voltage and current output power: 100% at rated ranges, output power ≥ 20W

Output frequency:

Frequency range: 45Hz ~ 65Hz

Frequency resolution: 0.001Hz

Accuracy: 0.01Hz

Output phase:

Output range: 0.00 ° ~359.99 °s

Adjustable fineness : 0.01°

Output accuracy: 0.1 °

Output harmonics:

Harmonics 2 to 21th order

Almplitude 0 to 20%

Each harmonic phase fineness 0.010· N(N is the harmonic order)

Output power:

Output power range: free combination of rated voltage range and rated current range

Output accuracy: Class 0.05 accuracy at rated ranges, reactive power accuracy: 1 class lower

Output waveform distortion:

At the AC voltage and current output waveform distortion ≤ 0.3%

Energy meter measurement:

Comprehensive difference: 0.05% FS (pulse output error ≤ 90kHz;3 phase rating =60kHz)

DC output:

DC voltage range: 75mV, 150mV, 300mV, 3V, 6V, 10V each tap output capacity 100mA each

75V, 150V, 300V, 500V, 1000V each output capacity 40mA

DC current range: 30uA, 300uA, 3mA, 30mA, each maximum output 9VA

300mA, 1, 5A, 20A, each maximum output 10VA

DC voltage and current regulation: 0 ~ 120% FS, adjustable fineness5 x 10-5

DC voltage and current output stability:U:≤ 0.01% FS/100s, I:≤ 0.02% FS/100s

DC voltage rating range accuracy: error ≤ 0.03% (reading) + 0.02% (full)

DC current rating range accuracy: error ≤ 0.03% (reading) + 0.02% (full)

75mV,150mV, the output voltage accuracy ( ≥ 200 ohm load): error ≤ 0.06% (rdg)+0.04%F

current of 30uA, 5A, 20A) accuracy:≤ 0.06% (reading) + 0.04% (full)

Other:Working power: 220Vac±10%, 50Hz±5%

Use environment: Temperature 20±10℃, relative humidity≤ 85%RH

Volume weight: 460 X 480 x 200mm, about 18kg