Suspension Insulator
★ Insulation control
★ The insulator supporting the wire
★ Strong corrosion resistance
★ Electrical performance
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.
Product name：Suspension Insulators Application: Overhead lines and insulation
Place of origin：China Material: Porcelain
Size: Customized size
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 | |||
■ Insulation control
Suspension Insulator can play an important role in overhead transmission lines.
■ 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.
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.
