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ANSI Standard 559CD 305mm height line post porcelain insulator
Description:
We are specialized in manufacturing and exporting various kinds of
line post porcelain insulators. Porcelain insulators are the
traditional choice for distribution and transmission line, busbar
and apparatus insulation. Metal parts shall be made of a good commercial grade of malleable
iron, ductile iron, steel, or aluminum. Ferrous parts, other than
stainless steel, shall be galvanized in accordance with ASTM A153.
MAIN DIMENSIONS AND STANDARD PARTICULARS
1. Creepage distance 737mm
2. Cantilever strength 12.5kN
3. Low frequency flashover voltage
Dry 125kV
Wet 95kV
4. Critical impulse flashover voltage
Positive 200kV
Negtive 260kV
5. Radio influence voltage
Test voltage to ground 30kV
Max. RIV at 1000Hz 200μV
Applications:
Horizontal and gain-base line post insulators are often used in
applications to avoid the need to install a cross-arm on the pole. ANSI 57-2S Line post insulators are designed to provide rigid
support of conducting cable while offering the maximum resistance
to damage from electrical or mechanical events.
Features:
Our porcelain insulators are manufactured using a wet porcelain
process and cured in an environmentally controlled production
facility to ensure a complete and even cure of the porcelain while
also resulting in the highest quality surface finish.
Competitive Advantages:
1.Efficient and fast responses are pre-requisite.
2.Maintain composure and patience in the face of difficult situations of clients.
3.Training of introduction of equipment are offered according to client's demand.
4.Build up long-term and stable partnerships, and constantly provide high-quality products.
5.Equipment are guaranteed up to one year and an overall after-sales
service is provided.
If you want to buy line post with accessaries, please email or phone us at any time.