Usual Service Condition:
Power frequency:48Hz ~60Hz
Ambient temperature:-40ºC~+40ºC
Maximum wind speed: not exceed 35m/s
Altitude: not exceed 2000m
Earthquake intensity: not exceed 8 degrees
Ice thickness: not exceed 10 meters.
Long-term applying voltage does not exceed the maximum coutinuous operating voltage.
Product characteristic:
1.Small size,Light weight,resistance to impact,no collision damage during transportation,flexible installation,suitable for use in the switch cabin.
2.Special structure,the overall compression molding,no air gap,good sealing performance,moisture-proof and explosion-proof
3.Large creepage distance,good hydrophobicity,strong stain resistance,stable performance and reduce operation maintenance.
4.Unique formula of zinc oxide varistor, small leakage current,slow aging,long service life.
5.With DC reference voltage,rectangular flow capacity and high current and large current withstand capacity are higher than standard requirement.
Henan Newhope mechanical and ecectrical limited Co. Which is a professional production base of anti-theft nut. It's a first domestic enterprise that passed the quality test by Beijing electric scientific reasearch institute, the first enterprise that accept insuranced by PINGAN Iusurance CO. Ltd, and also the first enterprise that passed ISO9001: 2000 international quality management system certification.
Our company's registered capital is 5 million, now more than 200 people work in our company. There exist ten departments in our company, such as sales department, product department, finance department, market department, quality department, logistic department, supply department and product room. Relying on leading production technology in China, we have a lot of advanced shearing, milling and drilling production device and sophisticated test means, and a set of advanced test equipment and sophisticated quality monitoring system, such as torque experiment machine, prssure experiment machine, layer thickness meter, leeb hardness tester and salt fog tester. We also maintain long time technology communication and cooperation with several domestic authoriative institute actively, and have been hard working on production quality promotion and technilogical updating.
Since its inception, Newhope people have committed to import and develop top-end roducts that suit for the needs of Chinese electrical industry equipment. Our product quality has passed the test by domestic Beijing electric scientific institute, we also have several invention and new utility technology patent. Our main production conclude many kinds of electric power circuit operation tools, such as Round Anti-theft Nut with Spring and Balls(QLCN3), flop over anti-theft nut(QLCY), locking nut(QLCF), hexagon anti-theft nut(QLCL), line identifier board(QLCN-BSP).
In order to provide better service for electric product an security assurance, Henan Newhope mechanical and ecectrical limited Co. Insist on the continue innovation, strict managemant, manufaturing high quality product, enhancing qualith and promoting development idea, using new technology, new method and new material to step up product research and manufacture. With the cupport and loves of industry leaders and exoerts, we will get together with the wholesale customer who are workig on maintaining electric equipment security to create a harmony and win-win future with our more precise attitude, more professional technology, higher efficiency and more perfect after sale service.
