ZW20-12 Interruptor automático de vacío inteligente de alto voltaje para exteriores 12kV

Introducción general

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.

Estado de funcionamiento

Altitud≤2000 metros

La temperatura ambiente: -30℃~+55℃ al aire libre; la temperatura media anual más alta 20 ℃, la temperatura media diaria más alta 30 ℃;

Humedad relativa: 95% (25℃)

Capacidad sísmica: aceleración horizontal del suelo 0,3g, vertical del suelo

aceleración 0,15g, al mismo tiempo duración de tres ondas sinusoidales, un factor de seguridad de 1,67 Intensidad del seísmo: 7 grados

La diferencia de temperatura máxima diaria: 25 ℃.

La intensidad de la luz solar (velocidad del viento 0,5m/s): 0,1W/cm².

Velocidad máxima del viento: 34 m/s

Espesor máximo del hielo: 10 mm

Posición de instalación: exterior, punto de demarcación de responsabilidad de la línea aérea de 10 kV

Conexión a tierra: neutro no conectado a tierra, bobina de supresión de arco conectada a tierra y conexión a tierra de baja resistencia.

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

Aplicaciones

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

Especificaciones técnicas

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

Preguntas frecuentes

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.

Esquema del dibujo