RDZ-35 35kV Outdoor High Voltage Disconnect Switch

The RDZ-35 disconnector is a 35kV outdoor high voltage disconnect switch designed for isolating de-energized sections of medium voltage power systems.

It is widely used in substations, transmission lines, and outdoor switchyards for safe circuit isolation and grounding operations.

The RDZ series features a horizontal rotating double-column structure with reliable mechanical performance and excellent outdoor insulation characteristics.

Product Features

• Rated voltage: 35kV
• Outdoor horizontal rotation design
• Visible isolation gap for safe maintenance
• Available with earthing switch
• Single-pole, double-pole, and three-pole configurations
• Porcelain or polymer insulator options
• Manual or motorized operation available
• Strong corrosion resistance for outdoor environments
• High mechanical stability and long service life
• Suitable for harsh weather conditions

Technical Specifications

Working Principle

The RDZ-35 disconnector operates by rotating the contact blades horizontally to establish or isolate electrical connections in de-energized circuits.

It creates a clearly visible disconnecting point, ensuring operational safety during maintenance and inspection procedures.

Earthing switches can be integrated for grounding disconnected sections.

Applications

The RDZ-35 outdoor disconnector is commonly used in:

• 35kV substations
• Outdoor switchyards
• Transmission and distribution systems
• Power utility networks
• Transformer isolation systems
• Industrial power distribution
• Renewable energy substations

Product Advantages

Reliable Isolation Performance

Provides a visible and safe isolation point for maintenance and switching operations.

Durable Outdoor Construction

Designed for severe environmental conditions including wind, ice, humidity, and UV exposure.

Flexible Configuration

Available in multiple pole arrangements and with optional earthing switches.

Easy Installation & Maintenance

Simple mechanical structure with low maintenance requirements and long operational life.

Optional Accessories

• Earthing switch
• Motor operating mechanism
• Auxiliary contacts
• Interlocking devices
• SCADA remote control system
• Polymer insulator upgrade

Compliance Standards

• IEC 62271-102
• IEC 62271-1
• IEC 60060