Juhonkia continues to introduce new innovations in the field of ring main switchgears. The ring main switchgears series products achieve full coverage of voltage levels and different insulation media products. It is the first domestic enterprise to simultaneously complete the R&D, manufacturing, network access testing and batch supply of standardized and customized SF6 gas insulated, solid insulated, environmentally friendly gas insulated, atmospheric air insulated ring main units and primary and secondary integrated ring main boxes.
2026-08-28 00:02:29
SF6 vs SF6-Free Gas Insulated Switchgear: What Are the Differences?When a project team compares SF6 and SF6-free gas insulated switchgear, it is usually not choosing between two gases alone. It is choosing a complete operating philosophy that affects safety, environmental compliance, footprint, maintenance, reliability, installation risk, and total cost of ownership. A qualified Gas Insulated Switchgear Manufacturer should therefore evaluate the interrupter,
2026-08-28 00:02:32
Vacuum vs SF6 Pole-Mounted Circuit Breakers: Which Is Better?Choosing between vacuum vs SF6 pole-mounted circuit breakers affects fault clearing, maintenance, environmental compliance, and the lifetime cost of a medium-voltage distribution system. Utilities asking for the best pole-mounted circuit breaker for rural distribution often compare interruption ratings, operating life, and service conditions, while buyers seeking an SF6-free pole-mounted recloser
2026-08-27 00:03:23
How to Choose a Ring Main Unit for 12kV, 24kV and 40.5kV Distribution NetworksChoosing the correct ring main unit can determine whether a medium-voltage distribution network operates safely, selectively, and economically. In this guide, we explain How to Choose a Ring Main Unit for 12kV, 24kV and 40.5kV Distribution Networks using a practical process: define the network voltage, calculate current and fault levels, select the switching and protection configuration, verify
2026-08-27 00:03:26
How to Choose Low Voltage Switchgear for Industrial Power DistributionChoosing the right low voltage switchgear can reduce electrical downtime, improve personnel safety, and protect production assets from short circuits, overloads, and arc-flash hazards. In this guide, we at Juhonkia provide a simple, actionable process to define your load requirements, select the correct assembly configuration, verify compliance, and prepare for installation—so you can make a
2026-08-27 00:03:28
Why Is Gas Insulated Switchgear Suitable for Space-Constrained Substations?Gas insulated switchgear is a practical solution when a substation must fit into a small site. Urban substations often face high land costs, strict noise limits, and limited room for expansion. A compact substation design can place circuit breakers, disconnectors, earthing switches, and busbars inside a sealed metal enclosure.
