इसी प्रकार केOGP-76

• OGP-1501
  • Overvoltage spark gap. Static breakdown voltage range (min-max) 30-120 kV.
• OGP-35
  • Overvoltage spark gap. Static breakdown voltage range (min-max) 8-42 kV.
• OGP-49
  • Overvoltage spark gap. Static breakdown voltage range (min-max) 2-25 kV.
• OGP-57
  • Overvoltage spark gap. Static breakdown voltage range (min-max) 1-9 kV.
• OGP-62
  • Overvoltage spark gap. Static breakdown voltage range (min-max) 1-9 kV.
• OGP-67
  • Overvoltage spark gap. Static breakdown voltage range (min-max) 30-65 kV.
• OGP-73
  • Overvoltage spark gap. Static breakdown voltage range (min-max) 30-65 kV.
• OGP-75
  • Overvoltage spark gap. Static breakdown voltage range (min-max) 10-30 kV.