| we can supply NS 250N Circuit BreakerHere are brief introduction of our company:Wenzhou city SANDI electric apparatus Co. Ltd .whether speciality is it exchange contactor, terminal, thermal relay ,electric capacity switch over contactor, etc. Lowvoltage electric producer to produce to catch . The company is located in the new mere industrial area of willow market knownas capital of the Chinese electric apparatus, it is tight to swing the mountain by the national districtNS series moulded case circuit breaker is one of the most advanced type breakers in the world,which adopt international advanced design and manufacture technology,They a re suitable for short circuit and overload protection for circuit in of AC690V 50/60Hz,Rated current from 12.5A to 630A. Its rated insulation voltage is 690V.It can make and break the non-frequently circuit in the normal conditions. | 
