What are the main characteristics of vacuum hot water boilers?

Answer: ①. No need to install monitoring, installation can be used; ②. A multi-purpose machine, save investment; 3. No corrosion, no crack, no dent, no burst pipe, long service life; 4. High efficiency and energy saving, low operation and management costs; ⑤. High safety performance.

What is the national regulatory policy on vacuum boilers?

Answer: The General Administration of Quality Supervision, Inspection and Quarantine issued the "Notice on the use of vacuum boilers" in May 2002 (State quality inspection boiler letter No. 288), which clearly stipulates that the vacuum phase change boiler of four-way boiler will not explode because the pressure of its medium circulation system is lower than atmospheric pressure. The manufacturer should manufacture the vacuum phase change boiler according to the standard, and should inform the user (including the boiler installer) to use it safely, to ensure that the boiler system is always in a vacuum state during use. Boiler principle According to the installation requirements of manufacturing enterprises, responsible for the installation quality of vacuum phase change boiler. The vacuum phase change boiler that meets the above requirements does not need to be confirmed by the boiler pressure vessel safety supervision agency of the quality inspection department, and does not need to go through the registration formalities for use.