Transmission Products (T-1201)

Line Post Insulators

Line Post Insulators—2.5" (63.5 mm) Rod Diameter Horizontal

Application

161 kV and Below

230 kV

345kV

Top - None Bottom - None Top - None Bottom - None

Top - PSPISCROL0123006 Bottom - None Top - None Bottom - PSPISCROL0123006

Top - PSPISCROL0123006 Bottom - None Top - None Bottom - PSPISCROL0123006

Line End Energized

Bottom End Energized

QUADRI*SIL ®

PRODUCTS

Electrical/Dimensional Changes to the Insulator with External Corona Ring

220/230 kV Ring

330/345 kV Ring

400 kV Rings

500 kV Rings

Physical and Electrical Characteristics

Dry Arc Distance Inches (mm) Leakage Distance Inches (mm) ANSI 60 Hz Flashover Dry—kV ANSI 60 Hz FlashoverWet —kV ANSI Critical Flashover Positive—kV ANSI Critical Flashover Negative—kV IECWet Switching ImpulseWithstand—kV IEC Power FrequencyWetWithstand—kV IEC Lightning ImpulseWithstand Positive—kV IEC Lightning ImpulseWithstand Negative—kV

-1.86 (-47)

-2.58 (-66)

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0

0

-20 -20 -30 -30 --- -20 -30 -30

-30 -20 -40 -40 --- -20 -40 -40

NetWeight Pounds (kg)

3.4 (1.5)

3.4 (1.5)

Page 251 | July 2016