China Indoor High Voltage Vacuum Circuit Breaker Manufacturer, Supplier, Factory

SOLH VP series CE certified pilot large-size 3-port solenoid valve features ultra-high flow with port sizes from Rc 3/8" to 1-1/2" and max Cv up to 7.0. Three grades of energy-saving coils (1.55W/0.55W/0.4W) are optional, with switchable NC/NO function without pipe modification, supporting 0~1.0MPa positive pressure and -101.2kPa vacuum conditions. Equipped with ozone-resistant HNBR main seals, FKM pilot seals and built-in dust filter, it allows arbitrary mounting and delivers a 50-million-cycle service life. Perfectly matched with VBA boosters and VBAT air tanks, it also fits heavy cylinders, vacuum fixtures, electrical cabinets, automotive & packaging machinery. Certified with CE, ASME, GB and ISO9001, it is an ideal heavy-duty switching valve for industrial pneumatic boosting and automation systems.

The Switchgear Cable Insulation Sleeve is an advanced protective component engineered to enhance the safety and performance of electrical switchgear systems. Constructed from high-grade, heat-resistant, and chemically inert materials, this insulation sleeve offers exceptional electrical insulation and robust mechanical protection in demanding environments. Its flexibility allows for easy installation and adaptation to various cable sizes, while its resistance to aging ensures long-term du.

The switchgear guide rail system controller is a crucial component designed to facilitate the smooth operation of switchgear systems along guide rails. This controller enables precise control of the movement and positioning of switchgear units, ensuring efficient installation, maintenance, and operation.

Product Details and Application of Switchgear Without Pin Top and Bottom Hinges Switchgear without pin top and bottom hinges represents a cutting-edge solution designed for enhanced operational efficiency and reliability in electrical distribution systems. This innovative design eliminates traditional pin hinges, replacing them with robust, integrated hinge mechanisms that offer superior durability and ease of maintenance.

Richge specializes in manufacturing high-quality Switchgear Bottom Plates, essential for the structural integrity and stability of electrical switchgear systems. Crafted from durable materials, our bottom plates ensure robust support and protection for switchgear assemblies. Designed with precision, they offer excellent resistance to mechanical stress and environmental factors, contributing to the reliable operation of your switchgear. Our commitment to excellence and innovation ensures that each Switchgear Bottom Plate meets the highest standards of performance and durability, providing you with a dependable solution for your electrical infrastructure needs.

SOLH VNB201 external air pilot operated 2-way fluid valve is driven by 0.25–0.7MPa pilot air to realize zero differential pressure startup, performing stable switching under vacuum, low pressure and zero pressure difference. Adopting balanced poppet structure, it features low flow resistance, high flow capacity and bidirectional fluid passage for flexible pipeline layout. Valve bodies are available in brass, stainless steel and aluminum alloy, matched with NBR/FKM/EPR seals to suit compressed air, water, oil, vacuum, inert gas and mild acid/alkaline fluids. Without built-in electric parts, it generates no electric sparks and fits explosion-prone environments. Mountable at any angle with port sizes ranging from 3/8" to 1", it is widely applied in cooling water, lubricant oil, vacuum handling, chemical, food, pharmaceutical and flammable fluid pipeline on-off control.