57 -21 Post Ceramic Insulators (ANSI)

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Quick Details

Product Name:

57 -21 Post Ceramic Insulators (ANSI)

Model NO.:

57 series

Brand:

Haivol

Color:

Brown

Certification:

ISO9001

Size of Bearing Capacity:

550KN

Connection Method:

Trough Type

Type:

B Type Insulator

Structure:

Strain Insulator

Material:

Porcelain

Application:

High-voltage

Porcelain Insulators:

Strain Insulator

Trademark:

HAIVOL

Transport Package:

Wooden Case

Specification:

ANSI, IEEE, IEC

Origin:

China

HS Code:

8546209090

Product Details

Specifications
57 -21 Post Ceramic Insulators(ANSI)
1.Standards:ANSI 57series
2.Certificates:ISO9001:2008
3.best price and short delively

57 -21 Post Ceramic Insulators(ANSI)
1)Material: Porcelain
2)ANSI class: 57-21, 57-22, 57-23, 57-24, 57-25, 57-11, 57-12, 57-13, 57-14, 57-15
•Specifications:

Cat/NO	A1034	A1035	A1036	A1037	A1038	A1039	A1040	A1041	A1042	A1043
ClassANSI	57-21	57-22	57-23	57-24	57-25	57-11	57-12	57-13	57-14	57-15
Creepage distance (mm)	356	559	737	1015	1145	356	559	737	1015	1145
Dry arcing distance(mm)	165	241	311	368	438	165	241	311	368	438
Cantilever strength(kn)	12.5	12.5	12.5	12.5	12.5	12.5	171	12.5	12.5	12.5
Low-frequency dry flashover (kv)	80	110	125	150	175	80	110	125	150	175
Low frequency wet flashover(kv)	70	100	115	135	160	60	85	100	125	150
Critical impulse flashover ,Pos(kv)	130	180	210	255	290	130	180	210	225	290
Critical impulse flashover ,Neg(kv)	155	205	260	340	380	155	205	260	340	380
Test voltage to ground(kv)	15	22	30	44	44	15	22	30	44	44
Maximum RIV at 1000KHz(uV)1000KHZ	100	100	200	200	200	100	100	200	200	200
Net weight ,approx.(kg)	7.5	10.5	12.7	16.8	19.5	6.8	10	11.8	15.9	18.6
Number in standard package	6	.3	3	2	2	6	3	3	2	2

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