Porcelain Station Post Insulator meeting TR 288

Meets or exceeds ANSI standards for mechanical and electrical ratings
Solid-core construction with gray porcelain glaze as standard
Long lasting durability with galvanized end caps and proven interface system

Wholesales price

OEM production are accepted

Mechanical property:

  • Cantilever Bending Strength – Routine: 1460 lb
  • Fitting – Ground/Base: 5″ BOLT CIRCLE
  • Fitting – Live Line End: 5″ BOLT CIRCLE
  • Material: Porcelain/Ceramic
  • Material – End Fitting: Galvanized Steel
  • Number of Sheds: 28
  • Tensile Strength: Standard Strength
  • Tension Range: 20000 lb
  • Torsional Strength: 60000 in-lbs. (6780 N-m)

Electrical Rating:

  • BIL: 650 kV
  • Creep and Leakage Distance: 116″ (2947 mm)
  • Critical Impulse Flashover (CIFO) – Negative :900 kV
  • Critical Impulse Flashover (CIFO) – Positive :710 kV
  • Flashover Voltage – 60 Hz Dry :435 kV
  • Flashover Voltage – 60 Hz Wet : 335 kV
  • Voltage Application :138 kV
  • Withstand Voltage – 60 Hz Wet :275 kV

Size:

  • Diameter – Shed(s): 7.75″ (197 mm)
  • Height: 54 in
  • Weight: 150 lb

Application:

Station Post

 

Brand

GKP

Package

Pallet

Standard

ANSI

Color

Grey, Brown

Customization

OEM production is accepted

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