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<30kVA Range

LQDZ 16kVA|415 Input | 0-420V Adjustable Output | Manual Contact Voltage Regulator| ≤3% THD | Short-Circuit Protected

The LQDZ-16kVA contact voltage regulator delivers laboratory-grade voltage control for high-current testing environments. Engineered for continuous 60-minute operation at 420V/40A full load, this single-phase solution exceeds standard duty cycles while maintaining ≤3% THD output - ···


  • US$ 1,804.00
  • Lead time: 30 days

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Product Details

Product Tags

Industrial 16kVA Contact Voltage Regulator | 0-420V Adjustable Output | LQDZ Series

✅ 60min Continuous Operation at Full Load

✅ 2× Short-Circuit Withstand Capacity

✅ ≤3% Waveform Distortion

Precision Power Regulation for Critical HV Applications

The LQDZ-16kVA contact voltage regulator delivers laboratory-grade voltage control for high-current testing environments. Engineered for continuous 60-minute operation at 420V/40A full load, this single-phase solution exceeds standard duty cycles while maintaining ≤3% THD output - ideal for precision measurement systems requiring uncompromised waveform integrity.

IEC 61010-1 Certified    CAT IV 600V    50Hz Operation

Technical Specifications

ParameterSpecificationTesting Standard
Rated Capacity16kVAIEC 60076-11
Input Voltage415V AC ±10%ANSI C84.1
Output Range0-420V AC
Output Current40A continuous
Waveform Distortion≤3% THDIEEE 519
Frequency50Hz ±2%
Full Load Operation60 minutesIEC 60529 Thermal Class
Continuous OperationAt 80% rated current/voltage
Short-Circuit Withstand2× rated current (80A) for 160ms (8 cycles)IEC 62271-100
Weight60kg

⚠️ Critical Safety Notice

WARNING: This equipment generates lethal energy. Always:
   
• Use CAT IV 1000V rated PPE
   
• Implement ground-fault protection
   
• Verify dead-circuit conditions before servicing
   
• Maintain 1m clearance during discharge testing

Enhanced Performance Features

Advanced Thermal Management

Patented cooling system enables 60-minute continuous operation at 420V/40A - 4× longer than standard industrial regulators

Transient Protection System

Integrated damping resistor limits discharge current to safe levels during capacitance testing:
       
Idischarge = Vmax × √(C/L)

Mechanical Safety System

Dual-position limit switches prevent contact overtravel with mechanical interlocks compliant with ISO 13849 PLc

Application-Specific Advantages

ApplicationBenefitStandard
Transformer TestingWithstands 2× overload during impulse testsIEEE C57.12.90
Circuit Breaker CalibrationStable voltage during trip testingIEC 62271-100
High-Current LaboratoriesContinuous operation at 336V/32A (80%)ISO/IEC 17025

Technical Comparison: LQDZ-15kVA vs 16kVA

FeaturePrevious ModelNew 16kVAImprovement
Full Load Duration15 minutes60 minutes+400%
Continuous OperationNot specified80% ratingNew capability
Power Density15kVA/60kg16kVA/60kg+6.7% kVA/kg


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