XL-824D Three-Phase AC/DC Standard Source

XL-824D Three-Phase AC/DC Standard Source

The XL-824D three-phase AC/DC standard source can serve as a three-phase AC standard power source, DC standard power source, DC standard voltmeter, and DC standard ammeter. It has an accuracy class of 0.1/0.05 and can be used for testing and calibration of various AC/DC indicators, power frequency and digital instruments, energy meters, and multimeters. It is suitable for power departments, metrology departments, quality inspection departments, research institutions, universities, and enterprises engaged in the production and research of energy meters.

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Product Description

Product Introduction

 

XL-824D Three-Phase AC/DC Standard Source Can be used as a three-phase AC standard power source, DC standard power source, DC standard voltmeter, DC standard ammeter, accuracy class 0.1 / Class 0.05, suitable for testing and calibration of various AC/DC indicating instruments, power frequency and digital instruments, energy meters, multimeters, applicable to power departments, metrology departments, quality inspection departments, research institutions, universities, and energy meter production and R&D enterprises.
 

Main Features

  • Calibration of various AC/DC indicating instruments, power frequency and digital instruments, energy meters, etc.
    • Indicating instruments: AC voltmeter, ammeter, active (reactive) power meter, phase meter, power factor meter, frequency meter, synchroscope, DC voltmeter, ammeter, power meter, etc.
    • Power frequency and digital instruments: AC voltmeter, ammeter, active (reactive) power meter, phase meter, power factor meter, frequency meter, DC voltmeter, ammeter, power meter, etc.
    • Energy meters: single-phase, three-phase four-wire and three-phase three-wire active and reactive energy meters.
  • High Accuracy: Power/Energy Output Accuracy Class 0.1/0.05 Optional AC/DC voltage and current accuracy class 0.1/0.05, DC measurement accuracy class 0.1/0.05, frequency resolution 0.01Hz, suitable for AC/DC power and energy testing and calibration.
  • Wide Output Range: AC: 30~600V, 50mA~20A; DC: 1mV~1000V, 4mA~24A; fundamental frequency 40~70Hz; harmonics 2~31st; can output three-phase AC and single-phase DC; suitable for testing and calibration of various AC/DC indicating instruments, power frequency and digital instruments, energy meters, multimeters, and other AC/DC metering devices.
  • DC Small Signal Measurement: Range: -10V~10V, 1~24mA; suitable for testing and calibration of various transmitters and sensors.
  • Automatic Range Switching for Full Output Range: Voltage and current automatically switch to appropriate output ranges throughout the entire output range to ensure accuracy indicators across the full output range.
  • Transducer Calibration Function: With small signal measurement function, can be used for calibration of AC/DC transducers.
  • Superimpose 31 Harmonics: Voltage and current can output fundamental wave superimposed with harmonics; can output any single or multiple harmonics from 2nd to 31st; harmonic accuracy (10%RD + 0.1%RG).
  • Phase and Frequency Variation: Each phase output is independent; amplitude, frequency, and phase of each phase output can be controlled separately; flexible and convenient.
  • Low Load Regulation: Power amplifier uses hardware closed-loop deep negative feedback technology; adjustment time from no load to full load is in milliseconds; typical load regulation is less than 0.01%.
  • Low Waveform Distortion: 80,000 points per cycle; peers have 360~3600 points; typical distortion is 0.03%; peers have 0.2%.
  • High Annual Stability: Typical output annual stability is 60 PPM/year; can be used for years without calibration.
  • Safe, Reliable, and Flexible to Use: Voltage and current electrically isolated; three-phase currents, DC voltage and current, and AC/DC are electrically isolated; flexible wiring; safe and reliable.
  • Professional Software: Software includes interfaces for indicating meters, transmitters, energy error, control source, etc.; easy to operate.
  • Human-Machine Interaction, Simple and Flexible: Equipped with large display screen + buttons + knob; multiple operation methods; flexible operation.
     

Technical Specifications
 

Item XL-824D
AC Specifications DC Specifications
Accuracy Class Power/Energy: 0.1/0.05; AC/DC: 0.1/0.05; Harmonics: (10%RD + 0.1%RG)
Output Phase Three-phase Single-phase
Voltage Output 30~600V 1mV~1000V
Power: <25VA per phase Power: <30W (or <100mA)
Current Output 50mA~20A 4mA~24A
Power: <20VA per phase Port Voltage: >0.1A: ≤15V; ≤0.1A: ≤2V
Measurement None Measurement Range: 500mV~10V, 1~24mA
Frequency Output 40~70Hz None
Number of Harmonic Outputs 31 None
Typical Output Stability Level 0.1: Voltage/Current: 0.02% RG/min
Level 0.05: Voltage/Current: 0.01% RG/min
Output Power/Electric Energy Range: Combination of voltage and current output ranges
Stability: Combination of voltage and current output stability
Electric Energy Pulse Pulse Output: Frequency <10KHz, TTL level (5V), load capacity ≤5mA
Pulse Input: Pulse frequency <1KHz, TTL level (5V), load capacity <1mA
Annual Stability Level 0.1: Voltage, Current: ±200 PPM/year
Level 0.05: Voltage, Current: ±100 PPM/year

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