Overview of Withdrawable VCB Vacuum Circuit Breaker 12KV Electrical Power Distribution Switchgear Panel / Central telefônica

Painel extraível do Switchgear da distribuição da energia elétrica do interruptor 12KV do vácuo de VCB / Switchboard is a type of circuit breaker where the arc quenching medium is a high vacuum. Ao contrário dos disjuntores mais antigos que usavam ar, óleo, ou gás SF6 para extinguir o arco elétrico, um VCB utiliza as propriedades dielétricas superiores do vácuo para extinguir rapidamente o arco quando os contatos se separam, interrompendo assim o fluxo de corrente e protegendo o sistema elétrico.

Characteristics of Withdrawable VCB Vacuum Circuit Breaker 12KV Electrical Power Distribution Switchgear Panel / Central telefônica

Forte capacidade de extinção de arco: usando meio de vácuo para extinguir rapidamente o arco, com alta capacidade de quebra.

Seguro e ecológico: Sem riscos de incêndio ou explosão, sem emissões de gases de efeito estufa.

Fácil manutenção: Bolhas de vácuo não necessitam de manutenção, com um longo ciclo de manutenção geral e baixa carga de trabalho.

Longa vida útil: A vida útil mecânica e elétrica é muito longa.

Tamanho pequeno: Estrutura compacta, economizando espaço.”

Specifications of Withdrawable VCB Vacuum Circuit Breaker 12KV Electrical Power Distribution Switchgear Panel / Central telefônica

This Withdrawable VCB Switchgear Panel handles 12KV power distribution. It uses a Vacuum Circuit Breaker (VCB) as the core protection device. The breaker interrupts electrical faults fast. Vacuum technology inside the breaker extinguishes arcs effectively. This ensures safe operation under short circuit conditions.

The breaker mounts on a movable chassis. You can pull this chassis out from the panel easily. This design makes maintenance and inspection simple. The panel remains live during breaker removal. Workers stay safe. Shutters automatically cover the live busbar contacts. Isso evita contato acidental. Mechanical interlocks block unsafe operations. These interlocks stop you closing the breaker when it’s partially inserted. They also stop you racking the breaker when it’s closed.

The main panel structure is robust sheet steel. It provides a strong enclosure. Copper busbars carry high current safely. Insulators support the busbars. Arc chutes contain any internal arcs. The breaker connects to fixed primary contacts. Secondary contacts handle control signals. These stay connected until the breaker moves almost out.

Key specifications include a 12KV rated voltage. It handles up to 630A or 1250A continuous current. The short circuit breaking capacity reaches 25kA or 31.5kA. It meets IEC 62271-100 padrões. The VCB mechanism operates reliably. Spring charging is manual or motorized. Protection relays monitor the circuit. They trip the breaker during overloads or faults. The panel design is compact. It saves space in substations. A operação é simples. A confiabilidade é alta. This equipment minimizes downtime. It protects your electrical network efficiently.

Applications of Withdrawable VCB Vacuum Circuit Breaker 12KV Electrical Power Distribution Switchgear Panel / Central telefônica

Withdrawable VCB switchgear panels are essential for managing power in industrial settings and buildings. They use a vacuum circuit breaker (VCB) rated for 12KV. This breaker safely interrupts electrical faults like short circuits. The vacuum inside the interrupter chamber stops the arc quickly. This method is much better than older air or oil breakers. Vacuum technology gives reliable performance and needs less maintenance.

The key feature is the withdrawable design. The entire VCB unit slides out from the main panel structure. Technicians can easily remove it for checks or repairs. This happens without shutting down the whole switchboard. Power keeps flowing to other sections. This design greatly reduces downtime during maintenance. It also makes the system safer for workers. Personnel access the breaker safely away from live parts.

These panels include strong safety mechanisms. Automatic shutters cover the main contacts when the breaker is removed. This prevents accidental contact with live busbars. Mechanical interlocks are also standard. They enforce safe operating sequences. You cannot close the breaker while it’s moving. You cannot rack out the breaker when it’s closed. These features prevent dangerous mistakes.

Withdrawable VCB switchgear is common in many places. Factories rely on it for their heavy machinery power. Large office buildings use it for their main electrical feeds. Hospitals need it for critical power distribution. Substations use it for controlling medium voltage circuits. The system handles high currents efficiently. It protects expensive equipment from damage. The design supports future expansion easily. New breakers can be added as power needs grow.

perfil de companhia

PDDN Fotoelétron Technology Co., Ltda. é uma das empresas líderes em tecnologia de eletrônica de potência e produtos de energia, que está totalmente envolvida no desenvolvimento de inversores solares， transformadores, reguladores de tensão, armários de distribuição, tiristores， módulos， diodos， aquecedores, e outros dispositivos eletrônicos ou semicondutores. Estaremos comprometidos em fornecer aos usuários produtos de alta qualidade, produtos eficientes e serviço atencioso.

Aceita pagamento via cartão de crédito, T/T, União Ocidental, e Paypal. PDDN enviará as mercadorias para clientes no exterior através da FedEx, DHL, por mar, ou por via aérea. If you want high-quality Withdrawable VCB Vacuum Circuit Breaker 12KV Electrical Power Distribution Switchgear Panel / Central telefônica, por favor envie-nos perguntas; estaremos aqui para ajudá-lo.

Métodos de pagamento

L/C, T/T, Western Union, PayPal, Cartão de crédito etc..

Remessa

Por mar, de avião, por expresso, como os clientes solicitam.

Condições de armazenamento

1) Armazenar em ambiente seco à temperatura ambiente.

2) Evite umidade e alta temperatura.

3) Use imediatamente após abrir a embalagem interna.

5 FAQs of Withdrawable VCB Vacuum Circuit Breaker 12KV Electrical Power Distribution Switchgear Panel / Central telefônica

Aqui estão 5 key FAQs about the 12KV Withdrawable VCB Switchgear Panel:

What is this Withdrawable VCB Switchgear?
This is a high-voltage electrical panel. It controls power flow in distribution networks. The core component is a 12KV Vacuum Circuit Breaker (VCB). This breaker interrupts current using a vacuum. O “withdrawable” part means the VCB assembly slides out. You can remove it for maintenance without shutting down the whole panel. This design improves safety. It also reduces downtime.

Why choose a withdrawable design?
The withdrawable feature offers major benefits. You isolate the circuit breaker easily. Do this for servicing or replacement. The rest of the switchboard stays live. You avoid total power loss to connected equipment. This enhances operational flexibility. It makes maintenance safer and faster. Fixed breakers require a full shutdown for any work. That causes more disruption.

Quais são as principais especificações?
The key specs are voltage class and breaking capacity. This panel is rated for 12,000 volts (12KV). The VCB must handle the system’s maximum fault current. Check the rated short-circuit breaking current. Common values are 25kA, 31.5kA, or 40kA. Confirm the continuous current rating matches your load. Verify the insulation level meets standards. Look for IP protection ratings for dust and water resistance.

Where is this switchgear typically used?
This equipment is common in industrial power systems. Use-o em fábricas, grandes edifícios, e usinas de energia. It fits well in substations and primary distribution points. Protege transformadores, feeders, and large motors. The 12KV rating suits medium voltage networks. The withdrawable VCB is ideal for critical circuits. Minimizing downtime during maintenance is essential here.

How does the VCB ensure safety?
The vacuum interrupter inside the breaker is crucial. It extinguishes the arc when opening under load. This happens very fast. It prevents dangerous arcs and fire risks. The withdrawable mechanism adds safety layers. Operators work on the breaker isolated from live busbars. The panel structure provides solid earthing. Safety shutters block access to live parts. These features protect personnel. They also protect the equipment.