Bm300s construction elevator variable frequency drive all-in-one machine bm300b is a special model developed for the electric control system of construction elevator, which integrates variable frequency control, logic control unit, lifting weight limiter, brake, etc; It has the advantages of comprehensive functions, stable performance and convenient installation, and can provide customers with high-performance and complete solutions…
On the first day of their work, they started work in the homes of poor households, at the construction site and in the cold storage at – 23 ℃
[Building Frontier] Three dimensional atlas, a complete set of 12 standardized construction processes, must be collected!
The first blockade construction of Changsha west railway station has been completed, and the joint commissioning and test of Changyi
The news knows that from now on, the three road sections in our city will be closed for construction!
