OC Series - Liquid Dielectric Breakdown Test Equipment

Additional Product Information

Features & Benefits


  • Environmental friendly FR3_ transformer oil
  • Portable & rugged design
  • Output voltages to 60/90kV AC
  • Test ASTM and IEC standards
  • Automatic high voltage shutdown at breakdown
  • Digital memory kilovoltmeter
  • ± 2% accuracy of full scale
  • Single-piece unit


  • Multi-purpose for field and factory use
  • Sturdy and reliable for a long and trouble free life; proven by over 40 years of industry wide use
  • Interlocked high voltage section and integrated controller allow your operators to test safely and easily
  • Transformers
  • Bushings
  • Switchgear
  • Capacitors
  • Hydraulics
  • ASTM D877
  • ASTM D1816
  • IEC 156
  • TCDE Test Cell: Test According to ASTM D877 (for use with OC60D)
  • TCVDE Test Cell: Test According to ASTM D1816 (for use with OC60D)
  • TCIEC Test Cell: Test According to IEC 156 (for use with OC60D)
  • TCCE90 Test Cell: Test According to ASTM D877, ASTM D1816, IEC 156 (for use with OC90D)
  • OCCM-E Calibration Cell: Digital Calibration and ramp rate meter
  • SPK1-OC60D: Spare Parts Kit for OC60D
  • SPK1-OC90D: Spare Parts Kit for OC90D
  • EXT-WARN-1: One year extended warranty

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Application Guide

Read the Utility & Substation application guide here! Download