Underground fire hydrant H - 3.0 m
Hydrants are designed to draw water from the underground water supply network when extinguishing a fire, and are also used in the field of land reclamation. Hydrants are manufactured in accordance with GOST 8220-85. The design of hydrants and parameters correspond to the drawing and technical specifications. Technical characteristics 1. Nominal pressure, kgf/cm 10 2. Nominal bore, mm 125 3. Number of revolutions of the rod until fully open 12-15 4. Hydrant valve stroke, mm 24-30 5. Hydrant height, mm (with an interval of h/ h 250 mm) 500-3500 6. Weight of the hydrant (at a height of 500 mm), kg 45 with an increase in weight of no more than 5 kg for every 100 mm of length 7. Valve play in the assembled hydrant, mm no more than 0.5
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