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<150kV Range

LQHDR 100kV10kΩ/0.05A Damping Resistor - 10kΩ/0.05A Precision HV Resistor for Testing Applications

Precision 100kV/10kΩ damping resistor with 0.05A rating. Features <80K temperature rise, 60-min continuous operation at full load, and ultra-low partial discharge. Ideal for HV testing systems.


  • US$ 1,034.00
  • Lead time: 30days

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Product Details

Product Tags

LQHDR Series 100kV/10kΩ/0.05A Damping Resistor

Premium non-inductive resistor designed for high-precision applications in high-voltage testing environments with strict thermal stability requirements.

Technical Specifications

ParameterSpecification
Rated Voltage100kV AC (50/60Hz)
Nominal Resistance10kΩ ±1%
Rated Current0.05A continuous
Frequency Rating50Hz standard (60Hz available)
Max Temperature Rise≤80K at 100% load
Continuous Operation60 minutes at 100kV/0.05A
Partial Discharge<5pC at rated voltage
Dielectric Strength120kV/1min (IEC 60243)

Key Performance Advantages

  • Precision Thermal Management: Specialized core design maintains ≤80K temperature rise at full continuous load

  • Stable Resistance: ±0.5% tolerance under thermal stress (20°C to 120°C)

  • Ultra-Low Inductance: <2μH design minimizes waveform distortion

  • Corona-Free Operation: Silicone-coated terminals prevent partial discharge

Application Scenarios

High-Voltage Test Systems

  • Impulse voltage generators (IEC 60060-1)

  • Transformer testing circuits

  • HV cable partial discharge detection

  • Dielectric withstand test setups

Precision Measurement

  • Voltage divider networks

  • Oscilloscope probe matching

  • High-frequency damping circuits

Installation Guidelines

  1. Mount vertically with minimum 50cm clearance to grounded surfaces

  2. Use only HV-rated silicone test leads (CAT IV minimum)

  3. Ensure ambient temperature ≤40°C and humidity ≤85% RH

  4. Verify ground connection resistance <1Ω before operation

Compliant with IEC 61010-1 safety standards for HV laboratory equipment.

Thermal Performance Data

Load ConditionTemperature RiseStability
100% (100kV/0.05A)≤80KΔR < ±0.2%
75% (75kV/0.0375A)≤45KΔR < ±0.1%
50% (50kV/0.025A)≤25KΔR < ±0.05%

Maintenance Protocol

  • Pre-Use Check: Verify insulation resistance >100GΩ (2.5kV DC)

  • Quarterly: Clean terminals with non-conductive solvent

  • Annual: Calibration verification per IEC 60060-2

  • Lifetime: Replace after 500 full-power cycles or 5 years

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