OEM Medium Voltage Substation Manufacturer – RH- B series outdoor isolating switch/load switch – Jonchn Detail:
Service environment
a) Air temperature: Maximum temperature: +75 °C; Minimum temperature:-45 °C
b) Humidity: Monthly average humidity 95%; Daily average humidity 90%
c) Altitude above sea level: Maximum installation altitude: 2500m
d) Ambient air not apparently polluted by corrosive and flammable gas, vapor etc.
e) No frequent violent shake
Features and benefits
●Compact design
●All steel parts either in stainless steel or hot-dip galvanized
●Solid and stable base frame
●Main contact with icing protection
●Insulators available in porcelain or alternatively in silicone
●Minimal sag for the line-connection thanks to the two fixed terminals
●Completely maintenance antirust AL alloy -Arc chamber
●Switching-off procedure without external arc
●Short circuit making capacity under specific conditions possible
●Fixing on the supporting structure either by clamping (free setting) or screwing (holes in thebase frame)
●Easy on-site installation and setting
●High reliability: up to 1000 cycles (depending on the making current)
●All conducting parts either silver, nickel or tin- plated
●Practically maintenance-free
Main technical specifications
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Note: The FG type load break switch (disconnect switch) is equipped with stored energy released by fuse strike pins. The stored energy mechanism for the opening operation is released by fuse strike pins. The trip actuator is mounted on top of the fuse contact clip. The DIN type fuse is held in spring type contacts, secured by a tail lever. All the components are made of stainless steel, to prevent corrosion, have long live, and in the reset position. The trip lever is parked in an over-centre position.
Drawing and dimension

Product detail pictures:
Related Product Guide:
Our staff are usually in the spirit of "continuous improvement and excellence", and while using the top-quality high-quality items, favorable value and superior after-sales services, we try to acquire each and every customer's belief for OEM Medium Voltage Substation Manufacturer – RH- B series outdoor isolating switch/load switch – Jonchn , The product will supply to all over the world, such as: Uruguay, Slovakia, Wellington, So far our products have been exported to east Europe, the Middle East, Southeast, Africa and South America etc. We have 13years professional sales and purchase in Isuzu parts at home and abroad and the ownership of the modernized electronic Isuzu parts checking systems. We honor our core principal of Honesty in business, priority in service and will do our best to offer our customers with high quality products and excellent service.
This supplier's raw material quality is stable and reliable, has always been in accordance with the requirements of our company to provide the goods that quality meet our requirements.