Porcelain ANSI 57-5L Power Pole Insulator - 1143mm Creepage, 12.5KN Strength for Transmission Lines
Price:
Negotiable
MOQ:
Negotiable
Delivery Time:
35DAYS
Brand:
CPE
Product Description
Product Overview
Brown porcelain line post insulators manufactured to ANSI 57-5 standards, designed for reliable performance in power transmission and distribution systems. These insulators feature 1143mm creepage distance and 12.5KN cantilever strength for demanding applications.
Technical Specifications
| Parameter | Specification |
|---|---|
| Catalog Number | QS11354S / QS11354L |
| ANSI Class | 57-5S / 57-5L |
| Creepage Distance | 1143 mm |
| Dry Arcing Distance | 438 mm |
| Cantilever Strength | 12.5 KN |
| Low Frequency Dry Flashover | 175 KV |
| Low Frequency Wet Flashover | 150 KV |
| Critical Impulse Flashover, Positive | 290 KV |
| Critical Impulse Flashover, Negative | 380 KV |
| Test Voltage to Ground | 44 KV |
| Maximum RIV at 1000KHz | 200 uV |
| Net Weight (Approximate) | 18 KG |
| Number in Standard Package | 2 |
Construction & Materials
- High-quality wet-process porcelain construction
- Glazed surface finish (except firing surface)
- Gray finish available per ANSI Z55.1-1967 (R1973)
- Metal components: malleable iron, ductile iron, steel, or aluminum
- Ferrous parts galvanized to ASTM A153 standards
Quality & Service Advantages
- Factory direct pricing with competitive margins
- ANSI, IEC, SA, and AS standard compliance
- OEM/ODM customization available
- Pre-shipment testing reports and documentation
- Professional engineering support and project consultation
- Timely delivery with production tracking
- Export packaging with loading verification
- Comprehensive after-sales service
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Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.
Company
Changsha Power Electric Co.,Ltd.
Location
Room 3007, Building A, Shangcheng, No.47 Kaiyuan East Road Xingsha, Changsha city, Hunan Province.
Contact Person
Meggy Li