ANSI 57-2 Line Post Porcelain Insulator for High Voltage

• Customization: Available
• Application: High-voltage
• Material: Porcelain
• Structure: Post Insulator
• Type: ANSI Class
• Usage: High Voltage Power Transmission
• Connection Method: Trough Type
• Size of Bearing Capacity: 12.5 kN
• Certification: ISO9001
• Color: White or Brown
• Brand: Jiahong
• Transport Package: Wooden Box
• Trademark: Jiahong
• Origin: Pingxiang, Jiangxi, China
• HS Code: 85462090
• Production Capacity: 100000 PCS/Month

Product Description

ANSI 57-2 High Voltage Porcelain Line Post Insulator



Technical specification

ANSI class		57-1	57-2	57-3	57-4	57-5
Fig no.		1	2	3	4	5
creepage distance-mm		356	559	737	1015	1145
Dry arcing distance-mm		165	241	311	368	438
Mechanical cantilever failing load-KN		12.5	12.5	12.5	12.5	12.5
Cantilever strength routine test -KN		5	5	5	5	5
Type application voltage		25	35	45	55	66
low frequency Flashover Voltage	Dry-kv	80	110	125	150	175
	Wet-kv	60	80	100	125	150
Critical Impulse Flashover Voltage	Positive-kv	130	180	210	255	290
	Negative-kv	155	205	260	340	380
Radio interference voltage	Test voltage to ground-kv	15	22	30	44	44
	Max RIV at 1000KHz-uv	100	100	200	200	200
Net weight-kg		5.2	9	11	16	18