| Marca | ROCKWILL |
| Numerus Modeli | 145kV HV Gas-Insulated Switchgear (GIS) Apparatus Isolatum per Gas ad Altum Voltam (GIS) |
| Votum nominatum | 145kV |
| currus electricus nominatus | 3150A |
| Series | ZF28 |
| Locus originis | Zhejiang, China |
Product overview
Typus GIS 72.5/126/145 constat ex modulis standard per iuncturam flangem unius magnitudinis, quae potest demandam optimi designi substationis per flexibilem coniunctionem inter modulos adimplere. Spatium servat et ad requesta technica conformatur.
Hoc productum adhiberi potest ad systema electricitatis, generationem electricitatis, transportem ferroviarium, petrochimicam, metallurgiam, extractivam, materiales aedificatorios et alios grandes consumptores industriales.
Characteres et praestantiae producti
Designus specialis camarae extinguendi arcum cum mechanismo operationis spring;
Structura est stricta et intervallum minimum latitudinis potest 800mm attingere;
Totus tres phasibus encapsulatus;
Disjunctor terrenus isolatus proprius;
Completus proprio studio et investigatione cum alto initiis et magna investitione;
Inspectus ad idoneum a KEMA Niveus altus parametrorum, designus structurae progressus;
Niveus insulationis superior ad IEC et GB standards;
Interruptor combinatus autodetonans, disjunctor terrenus et earthing switch, mechanismus operationis spring;
Structura anularum sealing duplicis;
Area minima;Designus moduli compactus et standardizatus cum intervallo minimum latitudinis 800mm;
Adhibetur in regionibus frigidis, humidis, nebulae salinae, littoralibus, altitudinis;
Basis mechanismi operationis spring processata per Four Axis Milling CNC Machining Center importato ab DMG, Germania;
Typhus basiniformis productus per productionem vacuum epoxy casting importatum ab Hubers, Germania;
Parametri Technici

Quid sunt characteres equipmenti GIS?
Owing to the excellent insulating performance, arc extinguishing performance, and stability of SF6 gas, GIS equipment has the advantages of small footprint, strong arc extinguishing ability, and high reliability. However, the insulating ability of SF6 gas is greatly affected by the uniformity of the electric field, and it is easy to have insulation anomalies when there are tips or foreign objects inside the GIS.
GIS equipment adopts a fully enclosed structure, which brings the advantages of internal components without environmental interference, long maintenance cycle, low maintenance workload, low electromagnetic interference, etc., while also having problems such as complex single overhaul work and relatively poor detection methods. When the closed structure is eroded and damaged by the external environment, it will further bring a series of problems such as water ingress and air leakage.
Principium Isolationis:
In campo electrico, electroni in moleculis gas SF₆ leviter a nucleis distant. Tamen, propter stabilitatem structurae molecularis SF₆, difficile est ut electrones effugiant et electrones liberos formant, quod resistentiam isolationis magnam producit. In apparatu GIS (Gas-Insulated Switchgear), isolatio per exactam regulam pressionis, puritatis et distributionis campi electrici gas SF₆ obtinetur. Hoc certificat campum electricum uniformem et stabilis inter partes conductivas altae tensionis et clausuram terram, sicut etiam inter diversos conductores phasales.
Sub tensione operativa normali, pauci electrones liberi in gas ab campo electrico energiam accipiunt, sed haec energia non sufficit ad ionisationem collisionalem moleculorum gas. Hoc servat proprietates isolationis.
Propter excellentem praestationem dielectricam, praestationem extinguendi arcum et stabilitatem praestationis gas SF6, apparatus GIS habet virtutes parvi ambitus, fortis potentia extinguendi arcum et alta fides, sed potentia dielectrica gas SF6 valde afficitur a uniformitate campi electrici, et facile sunt anomaliae dielectricae ubi sunt apices vel corpora externa in GIS.
Apparatus GIS adoptat structuram totaliter clausam, quae adfert virtutes ut partes internae non sint ab interventu ambientis, longum cyclus maintenance, parvus labor maintenance, parva interferentia electromagnetica, etc., simul habens tamen difficultates ut singularis labor reparationis sit complexus et methodi detectionis sint comparativiter infirmi, et cum structura clausa erodatur et laedatur ab externo ambiente, addet seriem problematum sicut ingressio aquae et effusio aeris.
Differentia fundamentalis in adaptabilitate ad scena a "mixta applicatio mediorum insulantium" profertur: ① Comparata cum GIS tota gase insulante, HGIS per busbars aer insulantes coniungit, minuens dependantiam ab ambiente gasi totaliter inclusus. Haec habet plus praestantiae in scena ubi spatium installationis est relative satis sed volumen partium nuclearium debet controllari; ② Comparata cum AIS tota aere insulante, moduli functionales nucleares HGIS gase insulantur, quod structuram compactiorem facit. Id aptum est ad scena cum spatium pavimentum restrictum (sicut substationes urbanas et platformas marinas) et minuit impactum externi ambientis super partes nucleares.