Zhejiang Haivo Electrical Co., Ltd. >> 57 -21 Post Ceramic Insulators (ANSI)

57 -21 Post Ceramic Insulators (ANSI)

57 -21 Post Ceramic Insulators (ANSI)
Price: Negotiable/Piece
Min Order: 1000/Piece
Pay Type: L/C,T/T,D/P
Prod Model: 57 series
Porcelain Insulators: Strain Insulator
Application: High-voltage
Material: Porcelain
Structure: Strain Insulator
Type: B Type Insulator
Color: Brown
Brand: Haivol

Product Description

Specifications
57 -21 Post Ceramic Insulators(ANSI) 
1.Standards:ANSI 57series 
2.Certificates:ISO9001:2008 
3.best price and short delively 

 57 -21 Post Ceramic Insulators(ANSI)
1)Material: Porcelain 
2)ANSI class: 57-21, 57-22, 57-23, 57-24, 57-25, 57-11, 57-12, 57-13, 57-14, 57-15
•Specifications:
Cat/NOA1034A1035A1036A1037A1038A1039A1040A1041A1042A1043
ClassANSI57-2157-2257-2357-2457-2557-1157-1257-1357-1457-15
Creepage distance (mm)3565597371015114535655973710151145
Dry arcing distance(mm)165241311368438165241311368438
Cantilever strength(kn)12.512.512.512.512.512.517112.512.512.5
Low-frequency dry flashover (kv)8011012515017580110125150175
Low frequency wet  flashover(kv)701001151351606085100125150
Critical impulse flashover ,Pos(kv)130180210255290130180210225290
Critical impulse flashover ,Neg(kv)155205260340380155205260340380
Test voltage to ground(kv)15223044441522304444
Maximum RIV at 1000KHz(uV)1000KHZ100100200200200100100200 
200
 
200
Net weight ,approx.(kg)7.510.512.716.819.56.81011.8 
15.9
 
18.6
Number in standard package6.3322633 
2
 
2







 
Haivo Electrical Co., Ltd, is a provider of power equipment and services for the global electric utility industry. It mainly manufacture power transmission & distribution equipments, covering many product series as Fuse cutout, Surge arrester, Composite & Porcelain insulator, Disconnector switch & Load Break Switch, Hardware fitting for overhead line, Cable accessories and Cable kits (cold & heat shrinkable cable accessories).

HAIVO ELECTRICAL, As one of the international electrical companies in China, We not only manufacture the power equipment, but also provide sustainable power solutions underpinned by technology innovation. To date, HAIVO conducts business in nearly 50 countries and territories in South America, Europe, Latin America, Asia, Africa, and the Middle East. HAIVO′ S high standards have received due recognition from the local power customers.

HAIVO′ S worldwide operation and sales coverage is backed by exceptional experience and expertise to provide customers with the most reliable and highest quality products and services available.

For the quality control system, HAIVO was successively awarded ISO 9001: 2008 by DAS CERTIFICATION Ltd & UKAS QUALITY MANAGEMENT, and TYPE TEST REPORT by China NATIONAL HIGH VOLTAGE APPARATUS QUALITY SUPERVISION TESTING CENTER(XIHARI) & QUALITY INSPECITION AND TEST CENTER FOR EQUIPMENT OF ELECTRIC POWER.

We promise we will offer first-class quality, reasonable price, first-class service and following the business philosophy of development and innovation to serve global power customers!

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