ZW20-12 12kV Disjuntor a vácuo inteligente de alta tensão para uso externo

Introdução geral

The ZW20-12 Outdoor High Voltage Intelligent Vacuum Circuit Breaker is a pole-mounted medium voltage switching device designed for 10kV/12kV power distribution systems. It combines vacuum interruption technology with intelligent controller functions to provide reliable protection, automatic fault isolation, remote monitoring, and smart grid automation.

This outdoor vacuum circuit breaker is widely used in urban and rural distribution networks, substations, industrial plants, renewable energy projects, and utility overhead transmission lines.

Condição de funcionamento

Altitude≤2000 metros

A temperatura ambiente: -30 ℃~+55 ℃ ao ar livre; a temperatura média anual mais alta é de 20 ℃, a temperatura média diária mais alta é de 30 ℃;

Umidade relativa: 95% (25℃)

Capacidade sísmica: aceleração horizontal do solo de 0,3 g, vertical do solo

aceleração de 0,15 g, ao mesmo tempo, duração de três ondas senoidais, um fator de segurança de 1,67 Intensidade do terremoto: 7 graus

A diferença máxima de temperatura diária: 25 ℃

A intensidade da luz do sol (velocidade do vento de 0,5 m/s): 0,1 W/cm²

A velocidade máxima do vento: 34m/s

A espessura máxima do gelo: 10 mm

Posição de instalação: externa, o ponto de demarcação de responsabilidade da linha aérea de 10kV

Aterramento: neutro sem aterramento, aterramento da bobina de supressão de arco e aterramento de baixa resistência.

Main Features of ZW20-12 Intelligent Vacuum Circuit Breaker

Vacuum arc extinguishing technology
Excellent short-circuit breaking capability
Intelligent protection and automatic reclosing
Remote control and SCADA communication support
Maintenance-free sealed structure
Suitable for harsh outdoor environments
Compact pole-mounted design
Long mechanical and electrical service life
Optional FTU/RTU communication module
Optional PT and CT integrated configuration

Aplicativos

The ZW20-12 12kV Outdoor Vacuum Circuit Breaker is suitable for:

Power distribution networks
Smart grid automation systems
Pole-mounted switching stations
Industrial power distribution
Utility overhead lines
Rural electrification projects
Solar power plants
Wind power substations
Automatic sectionalizing systems

Especificação técnica

Intelligent Controller Functions

The intelligent controller can realize:

Automatic fault detection
Over-current protection
Short-circuit protection
Earth fault protection
Remote opening and closing
Distribution automation
Real-time monitoring
Communication via RS485 / GSM / GPRS / 4G

Optional communication protocols:

IEC 60870-5-101/104
Modbus
DNP3

Why Choose Our ZW20-12 Outdoor Vacuum Circuit Breaker

Professional medium voltage equipment manufacturer
Strict quality control system
IEC standard production
OEM & ODM support
Fast delivery time
Competitive factory price
Export experience in South America, Middle East, Southeast Asia, and Africa
Technical support for distributors and EPC projects

Packaging & Delivery

Standard export wooden case
Safe transportation protection
Sea freight and air freight available
OEM logo and customized nameplate supported

Perguntas frequentes

What is the difference between ZW20 and ZW32 vacuum circuit breaker?

ZW20 is generally more economical and widely used for standard outdoor distribution protection, while ZW32 often has higher breaking capacity and more advanced automation functions.

Can the ZW20-12 be used for smart grid projects?

Yes. The intelligent controller supports remote communication, automatic reclosing, and SCADA integration, making it ideal for smart grid applications.

Is OEM customization available?

Yes. Customized voltage, current rating, controller configuration, communication protocol, and branding are available.

Desenho de contorno