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All Categories > AC Power > NON-STANDARD AC POWER SPD > Voltage 690Y/398V  

Voltage 690Y/398V, 3W+G, 3 Phase Delta (without use of neutral)

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 Attributes   Applications   General Specifications   Duty Rating   

  1. Simple to install; across the power lines anywhere appropriate on the system.
  2. Require no periodic maintenance or testing.
  3. Perpetual long-life; estimated in excess of 40 years.
  4. Automatic operation in a fraction of a nanosecond, no resetting necessary.
  5. Indicator lamp and independent remote alarm relay monitoring.
  6. No follow current, no voltage dip, transients of either polarity equally clamped.
  7. Utilizes very high energy MOV technology.
  8. Remain on duty at all times, no off time under overheating situations.
  9. Provide continuous protection under abnormal overvoltage conditions, even if leading to it’s own destruction (fail safe failure).
  10. Feature all mode protection on all hot lines, neutral and ground lines.
  11. Completely self contained in enclosures rated type 12, 4, 4X, and others.
  12. Temperature ranges -55° to 85° C, humidity 0 to 95% R.H., altitude to 20,000 feet.
  13. Manufactured in U.S.A. by Lightning Protection Corporation since 1974.
  14. Designed and manufactured under ISO 9001-2000 Registration and Certification Underwriters Laboratories File A5103.


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Manufacturer - Developer - Designer
Manufacturer of the highest quality lightning and surge protective devices (SPD) since 1974.
Lightning Protection Corporation specializes in devices for industrial, commercial, government and worldwide applications!


Lightning Protection Corp. • Mailing: P.O. Box 6086, Santa Barbara, CA 93160  Plant: 5750 Thornwood Dr., Goleta, CA 93117 
(800) 317-4043 • ph: (805) 967-4577 • fax: (805) 967-4320 • info@lightningprotectioncor.com