Conditions of use

1.Impurity free clean water,chilled water/cooling water, rainwater, underground water inflow from coal mines, iron mines, metal mines, reference water, mineral water, etc;

2.The allowable working water temperature range is+5 to+25C;

3.The solid impurity content (mass ratio) shall not exceed 0.01%;

4.PH value (acidity/alkalinity) 6.5-8.5;

5.The crew must operate completely submerged in water.