Suspension Insulator

★ Insulation control
★ The insulator supporting the wire
★ Strong corrosion resistance
★ Electrical performance

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We are focused on electric industry for years, with rich experience in glass insulator and overhead line fittings.  Our main products including: toughened glass insulator, helical line products, overhead line fittings, etc.  All products can meet 10-800 KV voltage line's requirements; maximum tension strength is more than 550KN. We have successfully supplied products for more than 100 projects at home and abroad, our clients located in many different countries. Zhengzhou Cathay will be your reliable partners.


insulator overview


Product name:Suspension Insulators              Application: Overhead lines and insulation

Place of origin:China                                         Material:  Porcelain

Size: Customized size                              


insulator parameters


11_副本.jpg


Main Dimensions and Standard Particulars of Suspension Insulator:

Class ANSI

52-1

52-2

52-3

52-4

52-5

52-6

52-9

52-10

Fig

1

2

3

4

3

4

5

4

Main   dimensions(mm)

D

165

190.5

254

254

254

254

114

279.6

H

139.7

146

146

146

146

146

160

165

Creepage   Disance(mm)

178

210

292

292

279

279

171

279

Power Frequency   Puncture Voltage (kN)

80

90

110

110

110

110

80

110

Average   flashover Voltage

Power

Frequency

dry(kv)

60

65

80

80

80

80

60

80

wet(kv)

30

35

50

50

50

50

30

50

Critical

Impulse   (15*40µs Wave)

Positive

(kv)

100

115

125

125

125

125

90

125

Negative

(kv)

100

115

130

130

130

130

100

130

Radio    Interference   Voltage

Test   Voltage to Ground(kv)

7.5

7.5

10

10

10

10

7.5

10

Max. RIV at   1000kHz)(µV)

50

50

50

50

50

50

50

50

Electromechanical   Faiting Load(kv

44

67

67

67

111

111

44

160

Mechanical   Impact Strength(n.m)

5

5.5

5.5

6

7

7

5

10

Time Load   Test Value(kn)

27

44

44

44

67

67

27

107


insulator features


porcelain-insulator


 ■ Insulation control 

Suspension Insulator can play an important role in overhead transmission lines.

porcelain-insulator

 ■ The insulator supporting the wire 

Insulators used to support conductors can insulate conductors and poles.

 ■ Strong corrosion resistance 

Suspension Insulator can withstand sunlight, rain, climate change and chemicalcorrosion.

 ■ Electrical performance 

Suspension Insulator has good electrical performance as well as sufficient mechanical strength.


insulator-FAQ


1.  What's your advantage?

We focus on providing high-quality power fittings for many years, and will give you the most suitable price and comfortable after-sales service.

2.  What's the payment term?

T/T or L/C at sight.

3.  How's the delivery time?

Generally, it will take 20 to 40 days after receiving your advance payment. The specific delivery time depends on the products and the quantity of your order.

4.  Can I have some samples?

Few pcs of product's samples are available, but the freight should be collected.

5.  What's the standard of package?

We usually pack our goods in cartons or pallets. We can also pack them according to your special requirements.

6.  How about the transport?

If the number of goods is small we usually use DHL and some express you offered. If the number of the goods is big usually by sea or by air.


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