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Porcelain Disc Insulator

1.Ball and socket coupling

2.Anti-pollution type

3.Packing details: Wrapped with bamboo and iron wire belt, and then put into Fumigation free plywood case.

* Advise Model No or supply drawing when enquire;

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Introduction

Porcelain disc insulators are typically used in power transmission line. Porcelain is the most commonly used insulating material until now. Not only any voltage but also any contamination level can be done by changing number of insulators. TCI porcelain disc insulators have been one of best choice for world’s transmission projects.

Normal type

Fog type

Aero dynamic type

Production process Material → Crush → Mixture →Crinding →Screening →De-ironing →Slip Pool →Filtering →Kncading →Ageing →Vacuum Pugging → Electro-drying →Shaping →Glazing and Sanding →Firing →Assembling →Curing →Sample test → Rountine test →Packing →Storage → Departure

Technical Index

Model	Structure Height (mm)	Disc Diameter (mm)	creepage distance (mm)	Rated failure load(kn)	Routine tension load (kn)	Strike damage load (kn)	Power frequency withstand voltage (KV)		Lightning impulse dry withstand voltage (KV)	Power frequency breakdown voltage (kv)	Radio interference voltage (KV)		Unit Weight (kg)
							wet	dry			Experiment on earth	Max.RIV (1Mhz)
U70BP/146	146	255	432	70	35	6	42	80	120	120	10	50	6.1
U70BP/146	146	255	450	70	35	6	42	80	120	120	10	50	6.3
U70BP/146	146	280	400	70	35	6	42	80	120	120	10	50	6
U100BP/160	160	280	430	100	50	7	45	80	120	120	10	50	8.2
U100BP/146	146	280	450	100	50	7	45	80	120	120	10	50	7.9
U100BP/146	146	255	432	100	50	7	42	80	120	120	10	50	7.7
U120BP/146	146	280	450	120	60	10	45	80	120	120	10	50	8.2
U120BP/146	146	255	432	120	60	10	42	80	120	120	10	50	7.6

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