OEM/ODM Manufacturer Tr-216 Station Post Insulator - ANSI 57series Porcelain Line Post Insulator for Transmission – Johnson

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Dependable good quality and very good credit score standing are our principles, which will help us at a top-ranking position. Adhering towards the tenet of "quality initial, shopper supreme" for 33kv Transformer Bushing, Dt 3/630 Transformer Bushing, U300b Disc Porcelain Insulator, Welcome worldwide customers to contact us for business and long-term cooperation. We will be your reliable partner and supplier of auto parts and accessories in China.

OEM/ODM Manufacturer Tr-216 Station Post Insulator - ANSI 57series Porcelain Line Post Insulator for Transmission – Johnson Detail:

Line post type porcelain insulators
ANSI Class		57-1	57-2	57-3	57-4	57-5
Dimensions
Creepage distance	mm	356	559	737	1015	1145
Dry arcing distance	mm	165	241	311	368	438
Mechanical Values
Cantilever strength	kn	12.5	12.5	12.5	12.5	12.5
Cantilever strength routine test	kn	5	5	5	5	5
Electrical Values
Type application voltage	kv	25	35	45	55	66
Low frequency dry flashover voltage	kv	80	110	125	150	175
Low frequency wet flashover voltage	kv	60	85	100	125	150
Critical impulse flashover voltage,positive	kv	130	180	210	255	290
Critical impulse flashover voltage,negative	kv	155	205	260	340	380
Radio influence Voltage Data
Test voltage RMS to ground	kv	15	22	30	44	44
Maximum RIV at 1000kHz	μv	100	100	200	200	200
Packing and Shipping Data
Net weight,approximate	kg	5.2	9.0	11.0	16.0	18.0

Line post type porcelain insulators
ANSI Class		57-11	57-12	57-13	57-14	57-15
Dimensions
Diameter	mm	102	102	102	102	102
Height	mm	260	324	400	480	543
Creepage distance	mm	356	559	737	1015	1145
Dry arcing distance	mm	165	241	311	368	438
Mechanical Values
Cantilever strength	kn	12.5	12.5	12.5	12.5	12.5
Cantilever strength routine test	kn	22	22	22	22	22
Electrical Values
Type application voltage	kv	25	35	45	55	66
Low frequency dry flashover voltage	kv	80	110	125	150	175
Low frequency wet flashover voltage	kv	60	85	100	125	150
Critical impulse flashover voltage,positive	kv	130	180	210	255	290
Critical impulse flashover voltage,negative	kv	155	205	260	340	380
Radio influence Voltage Data
Test voltage RMS to ground	kv	15	22	30	44	44
Maximum RIV at 1000kHz	μv	100	100	200	200	200
Packing and Shipping Data
Net weight,approximate	kg	6.8	10.0	11.8	16.5	18.6

57-14 57-13 222 ANSI 57series Porcelain Line Post Insulator for Transmission

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It is our responsibility to meet your needs and efficiently serve you. Your satisfaction is our best reward. We are looking forward to your visit for joint growth for OEM/ODM Manufacturer Tr-216 Station Post Insulator - ANSI 57series Porcelain Line Post Insulator for Transmission – Johnson, The product will supply to all over the world, such as: Barbados, Mali, Moldova, By integrating manufacturing with foreign trade sectors, we can offer total customer solutions by guaranteeing the delivery of right items to the right place at the right time, which is supported by our abundant experiences, powerful production capability, consistent quality, diversified product portfolios and the control of the industry trend as well as our mature before and after sales services. We'd like to share our ideas with you and welcome your comments and questions.

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