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Current Limit Inductance

HIP 400KV/40mH Ultra-High Voltage Reactor - 2A ONAN-Cooled Current Limiter

Technical specifications for HIP 400KV/40mH oil-natural air-natural (ONAN) cooled current limiter with 2A rating and stable operation across 50-300Hz frequency range.


  • US$1.00; Negotiated Price
  • Lead time: 30days

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Product Details

Product Tags

HIP 400KV/0.04H/2A Current Limiting Reactor

Designed for ultra-high voltage applications, this ONAN-cooled reactor provides precise 40mH impedance with exceptional thermal stability in 50-300Hz power systems.

Advanced Protection System

  • Critical Equipment Protection: 40mH impedance barrier prevents cascade failures

  • Wideband Noise Suppression: Effective filtering across 50-300Hz spectrum

  • Premium Cooling: ONAN system maintains ≤80K temperature rise

Technical Specifications

ParameterSpecificationStandard
Rated Voltage400kV (+10%/-5%)IEC 60076-8
Current Rating2A continuousIEEE C57.12.90
Frequency Range50-300HzIEC 61000-3-12
Inductance Value0.04H (40mH) ±3%IEC 60289
Cooling SystemONAN (Oil Natural Air Natural)IEC 60076-2
Thermal Performance≤80K rise after 60min @ 100% loadIEC 60076-7

ONAN Cooling System

  • Mineral oil dielectric (IEC 60296 Class II)

  • Optimized radiator fin design

  • Oil temperature monitoring ports

  • 5-year oil maintenance interval

Installation Requirements

  1. Minimum 4m clearance for cooling

  2. Foundation capacity ≥2000kg

  3. Oil level indicator must remain visible

  4. Initial oil sample analysis required

Ultra-High Voltage Applications:

  • EHV transmission line protection

  • HVDC converter stations

  • National grid test facilities

  • Specialty power research labs

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