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Commutator aeris alti voltaginis

  • High - voltage pneumatic load break switch

Attributa principalia

Marca ROCKWILL
Numerus Modeli Commutator aeris alti voltaginis
Votum nominatum 12kV
currus electricus nominatus 630A
Frequenta nominata 50/60Hz
Series FKN

Descriptiones productorum a fornitori

Descriptio

Product Overview

Altae tensio aeris rupturae commutatores et eorum combinata apparatus electrica sunt indoor alta tensio apparatu pro AC 12kV, 50Hz. Haec commutator rupturae praebet alta specifica technica parameter et fida actionem. Basis formae mechanismi operationis est manuale spring-energia-storaginis typus, et potest etiam adhiberi electromagneti spring operans mechanismus. Super pneumatico arc-extinguendo principio, potest plures vicibus interrumpere absque substitutione arc-extinguendi tubi.

Commutator altae tensionis potest claudere, portare et aperire oneris currentes sub normalibus circuiti conditionibus, et habet facultatem claudendi brevis circuitus currentes et aperiendi brevis circuitus currentes intra specie definitum breve tempus.

Commutatores rupturae posse adhiberi cum terre interruptores. Terre interruptor habet idem brevis circuitus faciens capacitas sicut commutator rupturae, tamquam et dynamica et calor stabilis capacitas, et habet strictam mechanicam interlock cum commutatore rupturae, assecurans quod misoperation sit impossibile in structura.

 

Key Features

  • Cum FKN12 - 12 commutator rupturae adhibetur cum alta tensio limitans fusus (cum percussore) ad formandum commutator rupturae-fusus combinationem, servit ut supercarga et brevis circuitus protectio pro oneribus (sicut potentia transformatoribus). Cum una vel plures phase fusus exardescunt, tres phases commutator rupturae automaticiter aperiunt.

  • Commutator altae tensionis aptus est ad installationem in ring-main unit switch cabinets et alii species switch cabinets pro recipiendo et distribuendo electricam energiam.

Technical Parameters

Serial No.

Name

Unit

Value

1

Rated Voltage

KV

12

2

Rated Frequency

Hz

50

3

Rated Current

A

630

4

Maximum Rated Current of Fuse

A

100

5

Rated Active Load Breaking Current, Rated Closed-loop Breaking Current

A

630

6

Rated Short-time Withstand Current (2S)

KA

20

7

Rated Short-circuit Making Current, Rated Peak Withstand Current

KA

50

8

1min Power Frequency Withstand Voltage, Phase-to-phase and to-ground / Break

KV

42/48

9

Lightning Impulse Withstand Voltage (Peak Value), Phase-to-phase and to-ground / Break

KV

75/85

10

Rated Cable Charging Breaking Current

A

10

11

Rated Breaking of No-load Transformer

KVA

1250

12

Mechanical Life

Times

2000

13

Rated Breaking Transfer Current

A

1150

14

Rated Short-circuit Breaking Current of Fuse

KA

31.5

Main Mechanical Characteristics of Load Break Switch

Serial No.

Name

Unit

Value

Remarks

1

Phase-to-phase Center Distance

mm

210 ± 3


2

Total Stroke of Conductive Rod

mm

215 ± 5

3

Distance Between Moving and Static Arc at Opening Position

mm

>160

4

Over-stroke of Electrical Contact of Moving Contact Rod

mm

42 ± 3

5

Just-Closing Speed

m/s

3.8 <sup>+0.7</sup><sub>-0.2</sub>

6

Just-Opening Speed

m/s

>2.7

7

Three-phase Closing Asynchronism

ms

>10

Contact between moving contact rod and contact fingers

8

Three-phase Opening Asynchronism

ms

>5

Separation between moving contact rod and contact fingers

Operating Environmental Conditions

  • Altitude: Non supra 1000m.

  • Ambient Temperature: Maximum +40&deg;C, Minimum -10&deg;C.

  • Relative Humidity: Daily average non supra 95%, Monthly average non supra 90%.

  • Seismic Intensity: Minus 8 gradus.

Cognosce tui fornitori
Venditio Online
Ratio praestabilitae tradendae
Tempus responsionis
100.0%
≤4h
Brevis Descriptio Societatis
Locus Operis: 108000m²m² Numerus omnium laborantium: 700+ Summa Annua Exportatio (USD): 150000000
Locus Operis: 108000m²m²
Numerus omnium laborantium: 700+
Summa Annua Exportatio (USD): 150000000
Servitia
Genus Negotii: Design/Fabricatio/Venditio
Categorias Principales: apparatus electrum altum voltus
Gubernatio vitae
Servitia gestionis curae integralis pro quaestu, usu, conservatione et post-venditionem apparatus electricorum, securitatem operationis, continuationem imperii et usum electricitatis sine cura garantia.
Fornitori instrumentorum praeteritus est certificationem qualificationis platformae et iudicium technicum, ut ex fonte conformitas, professionalitas et fiducia servantur.

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