OEM Auxiliary Transformer Manufacturer – RH- B series outdoor isolating switch/load switoh – 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
Sheet 1
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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:


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Our enterprise since its inception, constantly regards product good quality as organization life, constantly improve production technology, strengthen merchandise high quality and continuously strengthen enterprise total good quality administration, in strict accordance with all the national standard ISO 9001:2000 for OEM Auxiliary Transformer Manufacturer – RH- B series outdoor isolating switch/load switoh – Jonchn , The product will supply to all over the world, such as: Kyrgyzstan, Ghana, UK, We'd like to invite customers from abroad to discuss business with us. We can provide our clients with high quality products and excellent service. We are sure that we will have good cooperative relationships and make a brilliant future for both parties.

The company's products very well, we have purchased and cooperated many times, fair price and assured quality, in short, this is a trustworthy company!
