Unsupervised Location of Transformer
Post by: Omega delta electric
*. OverCurrent Protection at Primary Side (Primary Voltage >600V):
*.Rating of Pri. Fuse at Point A= 300% of Pri. Full Load Current or Next higher Standard size. or
*.Rating of Pri. Circuit Breaker at Point A= 600% of Pri.
Full Load Current or Next higher Standard size.
*. OverCurrent Protection at Secondary Side (Secondary Voltage <=600V):
*.Rating of Sec. Fuse / Circuit Breaker at Point B= 125% of Sec. Full Load Current or Next higher Standard size.
*. OverCurrent Protection at Secondary Side (Secondary Voltage >600V):
*.Rating of Sec. Fuse at Point B= 250% of Sec. Full Load Current or Next higher Standard size. or
*.Rating of Sec. Circuit Breaker at Point B= 300% of Sec. Full Load Current.
*. OverCurrent Protection at Primary Side (Primary Voltage >600V):
*.Rating of Pri. Fuse at Point A= 300% of Pri. Full Load Current or Next higher Standard size. or
*.Rating of Pri. Circuit Breaker at Point A= 600% of Pri.
Full Load Current or Next higher Standard size.
*. OverCurrent Protection at Secondary Side (Secondary Voltage <=600V):
*.Rating of Sec. Fuse / Circuit Breaker at Point B= 125% of Sec. Full Load Current or Next higher Standard size.
*. OverCurrent Protection at Secondary Side (Secondary Voltage >600V):
*.Rating of Sec. Fuse at Point B= 250% of Sec. Full Load Current or Next higher Standard size. or
*.Rating of Sec. Circuit Breaker at Point B= 300% of Sec. Full Load Current.
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