Withdrawable switchgear and fixed switchgear differ mainly in how the main switching components are installed, isolated, maintained, and replaced. Withdrawable switchgear uses a movable truck or chassis that allows designated components, such as circuit breakers, to move between specified operating positions. Fixed switchgear has its main switching components permanently mounted inside the enclosure.

SF₆-free switchgear and SF₆ gas-insulated switchgear differ primarily in their insulation technologies, environmental impact, and gas management requirements. While traditional SF₆ switchgear uses sulfur hexafluoride gas for electrical insulation and, in some designs, arc interruption, SF₆-free switchgear uses alternative technologies such as clean air insulation and vacuum interruption.

Learn how to select 12kV, 24kV and 40.5kV switchgear based on BIL, clearance distance, short-circuit capability and insulation coordination requirements. A complete IEC-based selection guide for GIS, C-GIS and MV switchgear applications.

Learn what GIS switchgear is, how gas-insulated switchgear works, its key components, SF6 vs. SF6-free technology, applications, and selection criteria.

Recently, NATUS Electric has officially obtained the qualification of Siemens ICP Integrated Control Cabinet Certified Partner. This certification is not only a high recognition of NATUS Electric technical strength, manufacturing standards and service capabilities by Siemens, but also a key step for NATUS Electric in the high-end control cabinet field. It marks the further upgrade of NATUS Electric' core competitiveness and its entry into the ranks of high-quality suppliers with international standard certification.

On December 11th, the certification and licensing ceremony for Siemens' "Diamond Partner" with NATUS Electric was successfully held at the NATUS Electric Equipment Industrial Park. Mr. Han Zhenhua, Vice President of Siemens Smart Infrastructure Group, Mr. Li Yinghui, CEO of Natus Electric Group, and senior management from both sides attended the event. The "Diamond Partner" title is not only a recognition of NATUS Electric's outstanding performance in the fields of smart power and green energy, but also a new starting point for both parties to deepen cooperation and create a shared future.