China Post Insulator factory Name: horizontal line post insulator Type: 57-24 horizontal line post insulator Related type: 57-21,57-22,57-23 Voltage Range: 11kV~66kV Graze colors of insulators: brown or light gray Mechanical failing load: 10kN,12.5kN Material: Alumina and silica porcelain Application: Overhead lines and transmission lines The line post insulator are divided into several types: tie top line post insulator, vertical and horizontal line post insulator, under arm line post insulators and clamp top line post insulators. The exposed parts of the porcelain shall be smoothly glazed and shall be brown or light gray in color unless otherwise specified. Technical specifications: ANSI Class No.Creepage Distance (mm)Dry Arcing Distance (mm)Cantilever Strength (kN)Flashover Voltage锛坘V锛?/p>Critical Impulse Flashover Voltage (kV)RIV Data DryWetPosNegTest voltage to ground (kV)Max.RIV at 1MHz (渭V) 57-2135616512.5705012015515100 57-2255924112.51007016018522100 57-2373731112.51259520025030200 57-24101636812.514011023031044200 57-25114343812.516013026535544200 Our Services: 1. Rich experience in ODM and OEM 2. Excellent One-stop service 3. High Quality Precision Customized forging & Casting services 4. The lowest price 5. Strict quality control 6. We can manufacture it according to customers requirements. FAQ: 1.Q: Are you the factory or trading company? A: We are factory who has over 21 years production experiences. 2.Q: Can I get some samples? A: Yes, sample order is available for quality check and market test. 3.Q: How many different types of products your company manufactures? A: we have developed and made some high voltage products, such as 1000kV post insulators with high strength and big Creepage distance, we also have good ability for long rod insulator, disc suspension insulator, line post insulators, Porcelain Shell for Lightning Arrester, Capacitor Bushing, hollow insulators for circuit breaker etc, which are as per IEC, ANSI, BS, AS, DIN JIS and GB standard. 4.Q: Which certificate do you have? A: ISO9001, ISO14001and ISO45001 quality management system certification and CO ,FE,etc 5.Q: What's your MOQ? A: In Generally,the MOQ is 100pcs,If we have the products in stock, it will be no MOQ. If we need to produce, we can discuss the MOQ according to customer's exact situation 6.Q: Do you test all your goods before delivery? A: Yes,we have routine test before delivery.China Post Insulator factory website:http://www.east-ceramic.com/post-insulator/