High stability, high accuracy single phase standard phantom load generator,meter test equipment ,lab device

Product Description

Features

• Output singlephase powerfrequency voltage, current, phase, frequency, power and powerfactor signals with high stability and high accuracy.
• Output harmonic signals from 2nd to 51st order. Harmonic order, harmonic content ratio and harmonic phase can be arbitrarily combined and superimposed for output.
• Electrical parameters including voltage, current, phase and frequency can be freely set and adjusted within the full measuring range.
• Preconfigured abundant test points for voltage, current, phase and powerfactor for convenient and efficient operation.
• Accurate measurement of up to 10 electrical parameters. Largescreen color LCD with intuitive readout and vectorgraph display for superior user experience.
• Threechannel energy pulse input/output interfaces, supporting simultaneous error verification for three singlephase watthour meters. Applicable as a watthourmeter calibration device.
• Watthourmeter runningtest function, supporting active, reactive and apparent energy running tests.
• Strong capacitiveload driving capability to satisfy various loadcharacteristic requirements.
• Multiple operation modes: touch screen, panel pushbuttons and adjustment knob to accommodate different operating habits.
• RS485 and RS232 communication interfaces for hostcomputer remote control. Fully open communication protocol facilitates user secondary development.
• Externalcontrol switch interface for external footswitch to start/stop signal output, ideal for productiondepartment applications.
• Dual hardwareandsoftware closedloop control to guarantee superior quality of standard output signals.
• Mature poweramplifier technology and optimized assembly process for enhanced reliability and stability.
• Automatic output shutdown together with popup alarm window and audible warning upon voltage shortcircuit, current opencircuit or wiring error. Comprehensive faultprotection ensures safe operation.

Main Technical Index

1. AC Voltage Output

Range (RG): 600 V, 380 V, 220 V, 100 V, 57.7 V

Resolution: 0.01 %RG

Accuracy: 0.02 % (30-720V)

Stability: ≤ 0.005 % / 3 min

Max. Output power: 50 VA

Distortion: ≤ 0.1 % (Noncapacitive load)

2. AC Current Output

Range (RG): 100 A, 20 A, 5 A, 1 A, 0.2 A, 0.05 A

Adjustment range: (0 ~ 120) %RG

Resolution: 0.01 %RG

Accuracy: 0.02 % (20mA-120A)

Stability: ≤ 0.005 % / 3 min

Max. output power: 100 VA

Distortion: ≤ 0.1 % (noncapacitive load)

3. Phase

Adjustment range: 0° ~ 359.999°

Resolution: 0.001°

Accuracy: 0.02°

4. Frequency

Adjustment range: 40 Hz ~ 70 Hz

Resolution: 0.0001 Hz

Accuracy: 0.001 Hz

5. Active Power

Accuracy: 0.02 (30V-720V, 20mA-120A)

Stability: ≤ 0.005 % / 3 min

6. Power Factor

Adjustment range: −1.0 ~ 0 ~ +1.0

Resolution: 0.0001

Accuracy: 0.001

7. Harmonic Output

Harmonic orders: 2nd ~ 51st

Range for Harmonic content: 0 ~ 40 %
Harmoniccontent setting accuracy: setting value ± 0.1 %

8. Pulse Input

Input level: TTL level Max.
Input frequency: Up to 2 MHz
Minimum pulse width: 250 ns
Minimum pulse interval: 250 ns

9. Standard Energy Pulse Output

Pulse level: 5 V ± 5 %, 5 mA

Rated output frequency: 60 kHz (rated voltage & current range, PF = 1)
Maximum output frequency: 86.4 kHz (1.2 × rated voltage, 1.2 × rated current, PF = 1)

10.Ambient Conditions

Operating ambient temperature: 0 ℃ ~ 40 ℃

Relative humidity: ≤ 85 %

Power supply: AC 220 V ± 15 %,Max. power consumption 400 VA

11. Dimensions and Weight

Overall dimensions: 450 mm × 520 mm × 178 mm Weight: 15 kg