China YCSS-103 Three Phase Automatic Test & Calibration Power Source 0-480V 0-120A Class 0.02 Accuracy for sale
China YCSS-103 Three Phase Automatic Test & Calibration Power Source 0-480V 0-120A Class 0.02 Accuracy for sale Video

YCSS-103 Three Phase Automatic Test & Calibration Power Source 0-480V 0-120A Class 0.02 Accuracy

High-precision Class 0.02 three-phase power source with 0-480V voltage range and 0-120A current capacity. Features 6-digit displays, <0.2% waveform distortion, and comprehensive testing capabilities for voltmeters, ampere meters, wattmeters, and energy meters. Ideal for industrial calibration laboratories and electrical testing facilities.

Place of Origin China
Voltage wave form distortion ＜0.2%
Maximum voltage output power 25（VA）
Packaging Details Plywood cases
Maximum current output power 100（VA）
Model Number Automatic Test & Calibration line
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Product Description
Product Overview

The YCSS-103 Three Phase Automatic Test & Calibration Power Source Line is a high-precision Class 0.02 standard power source designed for comprehensive calibration and testing of electrical measurement instruments.

Technical Specifications
Parameter Specification
Model YCSS-103
Accuracy Class Class 0.02
Voltage Range 0-480V (4 physical ranges)
Voltage Output Accuracy Class 0.02 (50-400V)
Voltage Resolution 1mV
Current Range 0-120A (6 physical ranges)
Current Output Accuracy Class 0.02 (0.1-100A)
Current Resolution 0.2mA
Maximum Current Output Power 100VA
Frequency Range 45-65Hz
Phase Position Range 0-360° with 0.005° accuracy
Waveform Distortion <0.2% for both voltage and current
Key Features
  • Constructed with three sets of single-phase multifunction standard AC power sources
  • Outputs three-phase voltage and three-phase current signals
  • High-precision 6-digit digital displays for voltage, current, and phase position
  • Short-term deviation ≤30 PPM for stable performance
  • Suitable for calibrating voltmeters, ampere meters, wattmeters, energy meters, and similar instruments
Testing Capabilities
  • Functional Test
  • High Voltage (HV) Test
  • Insulation Resistance (IR) Test
  • Calibration Procedures
  • Starting Current Test
  • No-Load Test
  • Error at Lower Load Test
  • Error at Higher Load Test
  • Laser Printing Integration
  • Chemical Sealing of Meter Casing
  • Decision Stage Analysis
Product Images
YCSS-103 Three Phase Power Source front panel view
YCSS-103 internal components and construction
YCSS-103 control interface and display screens
YCSS-103 complete system setup and connections
For detailed technical documentation and additional product information, visit our official website: www.genymetertestequipment.com

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