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Suspension Composite Insulator

System Voltage: 11KV, 33KV, 66KV(69KV), 132KV, 230KV, 400KV, 500KV,800KV

Max SML: 500 kN,Cree-page distance according to customer requirement

Material: Composite polymer/ silicon rubber

Color: Red, Brown, Gray, or Customer's requirement.

Standards: IEC 61952, IEC 61109 or Customer requirement.

* Advise Model No or supply drawing when enquire;

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Introduction

The composite insulator consists of three parts: glass fiber epoxy resin pull rod, silicone rubber umbrella skirt and hardware. It is used for insulation and suspension of conductors in high voltage and ultra-high voltage AC and DC transmission lines.

1.Hot deep galvanized steel

2.IEC 60120, IEC 6047, IEC 61466-1

Application: high voltage power line service.Main Technical date for Long rod insulator up to 500kV

Technical Index

10-220kv Suspension Insualator
Rated Voltage(kv)	SML(kn)	Connection Size(mm)	Creepage Distance(mm)	H(mm)	D(mm)	Lighting Impulsive(kv)	Wet Power Frequency (kv)
10	70	16	400	310	128	75	42
35	70	16	1150	670	128	230	98
66	70	16	2200	940	130	410	185
110	70	16	3150	1240	138	550	230
123	70	16	3150	1240	138	550	230
132	70	18	3805	1354	138	550	230
220	120	20	7410	2470	130	550	230

66-500kv Suspension Composite Insulator
Typical line voltage	Section length(mm)	Arcing distance(mm)	Creepage distance (mm)	Specified mechanical load (kn)	Lightning impulse flashover voltage (kv)		Power frequency flashover voltage (kv)
(kV)	Section length(mm)	Arcing distance(mm)	Creepage distance (mm)	Specified mechanical load (kn)	Pos	Neg	Dry	Wet
66kV	787	694	2247	70	405	390	235	215
66kV	820	727	2386	70	425	410	250	225
132kV	1383	1218	3425	120	760	780	275	250
132kV	1455	1212	3441	210	760	780	275	250
275kV	2345	2180	6441	120	1335	1375	455	410
275kV	2641	2476	7369	120	1470	1515	465	420
330kV	2789	2624	7833	120	1560	1650	500	450
330kV	2861	2618	7849	210	1560	1605	500	450
400kV	3233	3068	9225	120	1825	1880	580	525
400kV	3379	3136	9473	210	1870	1925	595	535
500kV	4343	4178	12705	120	2575	2655	1560	1405
500kV	4417	4252	12937	120	2625	2705	1580	1425

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Request For Quotation

You can get the price list and we will contact you within one working day.