... emergency power source, volume compensation. the pressure tank consists of shell , bladder, charging valve, valve group, and entrance ... group, entrance joint and inner space of shell form a mixed canal of parallel connection and series connection, is ... )Size(mm)Weight(kg)MdD1D2D3D4N-D5L1HConnecting wayDia.threadflangeLNXQ-A-63/*-L(F)-*2063M85×29583951702306-D261104011701185351170Aolaier product,your ...