CH3-35KV/660 (Upgraded) Contact Box (Two-way)

Dual-Path Busbar Integration:Two-way design provides redundancy and sectional switching, minimizing outages during maintenance
Operational Flexibility:Enables seamless bus section switching and rapid fault isolation for continuous power delivery
Simplified Multi-Circuit Connection:Centralized busbar hub design reduces cabling complexity and supports multiple outgoing circuits
Void-Free APG Resin Body:Static-mixed APG molding ensures a homogeneous epoxy structure with no voids for stable dielectric performance
Flame-Retardant & Corrosion Resistance:Epoxy resin with additives offers high arc resistance and long-term protection against corrosive environments
Compact, Space-Saving Profile:Slim, streamlined geometry optimizes switchgear layouts and conserves valuable panel space
Maintenance-Free Construction:One-piece encapsulation eliminates joints and leak paths, reducing inspection and upkeep intervals

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Describe Display

The CH3‑35KV/660 (Upgraded) Contact Box (Two-way) is engineered for high-voltage, high-current systems, rated at 35 kV and 3150 A with a short-time withstand current of 50 kA for 4 s. Its two-way design is ideal for complex busbar configurations, improving the flexibility and scalability of power distribution systems. The enclosure meets IP67 standards, ensuring reliable long-term operation in harsh environments.

This product is designed for 35 kV medium- and high-voltage switchgear, particularly suitable for busbar systems requiring dual current pathways or multi-outgoing configurations. The upgraded design simplifies installation and wiring while maintaining excellent mechanical strength and electrical insulation. It is an ideal choice for high-performance, high-reliability applications in power substations, wind farms, photovoltaic systems, and other new energy infrastructures.

Service & Support

Our certification team consists of 85+ engineers with more than 20 years of professional experience

24/7 Service. Average emergency response time is limited to less than 12 hours

Suitable for substations, industrial power grids, new energy projects and other demanding scenarios

Type：	CH3-35KV/660 （Two-way Design）
Rated Current	3150A
Rated Voltage	35kV
Rated Short-time Withstand Current	50kA/4s
Product Features	Two-way Design
Protection Level	IP67