
GW5-40.5 Ceramic High Voltage Disconnector
Product Introduction
Overview:
GW5-40.5 Ceramic high voltage disconnector is a three-phase AC 50HZ outdoor high-voltage appliance composed of three independent single-stage for splitters with voltage and no load.
And electrical equipment such as high-voltage busbars and circuit breakers that are overhauled and the high-voltage lines that are charged are electrically isolated and divided into circuits.
Structure:
The overall structure of the GW5-40.5 Ceramic high voltage disconnector adopts the form of operating mechanism and arc extinguishing chamber front and rear arrangement, the leading electric circuit part is a three-phase floor structure, the vacuum arc extinguishing chamber is installed longitudinally in a tubular insulating cylinder, the insulating cylinder is poured by epoxy resin using APG process, so it is particularly resistant to creepage. This structural design greatly reduces the accumulation of dust on the surface of the interrupter, which can not only prevent the vacuum interrupter from being damaged by external factors, but also ensure that the voltage effect can be high-resistance even in humid heat and severe pollution environment.
Advantage:
GW5-40.5 high voltage disconnector has the characteristics of safety and reliability, light operation and flexibility. The electrical and mechanical properties of the product comply with the national standard GB1985 "AC high voltage disconnector and grounding switch".
Among them, the anti-fouling type disconnector can meet the requirements of users in heavily polluted areas, and can effectively solve the problem of pollution flashover in the operation of the disconnector.
GW5-40.5 Ceramic high voltage disconnector is equipped with intermediate sealing ceramic or glass vacuum arc extinguishing chamber, using copper chromium contact material, cup-shaped longitudinal magnetic field contact structure, the electrical wear rate of the contact is small, the electrical life is long, the voltage resistance level of the contact is high, the dielectric insulation strength is stable, the recovery speed after arc is fast, the interception level is bottom, and the opening ability is strong.
Specification
The main technical parameters:
Item | Data | Unit |
| Rated Voltage | 40.5 | kV |
| Rated Frequency | 50 | Hz |
| Rated Current | 630 / 1000 / 1250 / 1600 | A |
| Rated short-circuit breaking current | 50 / 80 | kA |
| Mechanical Lifetime | 1000 | Time |
Prodection Details
Product outline and installation dimensions:
(Unit:mm)

Company Profile
Shaanxi Huadian Electric Co., Ltd. is located in Baoji High-tech Development Zone, Shaanxi Province, China. It is a modern high-tech enterprise specializing in the production of vacuum circuit breakers integrating R&D, manufacturing and sales.
Shaanxi Huadian products have been widely used in power plants, metallurgy, petrochemicals, railways, mines, radio and television, urban construction and rural power grid reconstruction projects, and are well received by users for their high-quality products and services.

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