Sieyuan Cabinet-Type Air-Insulated Switchgear product photo.
Sieyuan Cabinet-Type Air-Insulated Switchgear product photo.

IEC

GB

Air-Insulated Switchgear

Air insulated metal-clad Switchgear is a product independently developed by the company. It is designed for three-phase AC 50 Hz/60 Hz power systems, which serves to receive and distribute electric power, as well as realize circuit control, protection and monitoring functions.

  • Distinct Technical Advantage

  • Adaptable Installation

  • Streamlined Maintenance

Product Highlights

Distinct Technical Advantage

Distinct Technical Advantage

All live conductors inside the cabinet are rounded, ensuring uniform electric fields and improving safety. Passed 1-second internal fault arc test, capable of resisting fault arc effects. It is equipped with high-power fans for automatic ventilation and heat dissipation in the cabinet, meeting high current requirements.

Adaptable Installation

Adaptable Installation

Ample space in the cable compartment for components like voltage transformers and arresters as required. Reserved interfaces on both sides of the switchgear for easy expansion.

Streamlined Maintenance

Streamlined Maintenance

Circuit breaker handcart can be operated electrically or manually. Circuit breaker handcart is designed with anti-tilt functions for safer, more flexible operation.

Technical Specification

Rated Voltage

Maximum rated voltage: 40.5 kV

Rated Current

Maximum rated current: 4000 A

Rated Short-Circuit Breaking Current

Maximum rated short-circuit breaking current: 40kA

Rated Short-Circuit Duration

4s

Cabinet Width

1200/1400/1680